Rubber Seal Assembly ............................................ 86-87
Name Plate And Decals .......................................... 88-89
PAGE 4 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
Terms and Condition of Sale — Parts .................. 156
NOTE
Specification and part numberSpecification and part number
Specification and part number
Specification and part numberSpecification and part number
are subject to change withoutare subject to change without
are subject to change without
are subject to change withoutare subject to change without
noticenotice
..
notice
.
..
noticenotice
PARTS ORDERING PROCEDURES
■Dealer account number
■Dealer name and address
■Shipping address (if different than billing address)
■Return fax number
■Applicable model number
■Quantity, part number and description of each part
■Specify preferred method of shipment:
UPS Ground
•
UPS Second Day or Third Day*
•
UPS Next Day*
•
Federal Express Priority One (please provide us with your Federal
•
Express account number)*
Airborne Express*
•
Truck or parcel post
•
*Normally shipped the same day the order is received, if prior to 2PM west coast time.
Earn Extra Discounts when
you order by FAX!
All parts orders which include complete part numbers
and are received by fax qualify for the following extra
discounts:
Number of
line items orderedAdditional Discount
1-9 items3%
10+ items**5%
Get special freight allowances
when you order 10 or more
line items via FAX!**
■
UPS Ground Service at no charge for freight
■
PS Third Day Service at one-half of actual freight cost
No other allowances on freight shipped by any other carrier.
**Common nuts, bolts and washers (all items under $1.00 list price)
do not count towards the 10+ line items.
Extra Fax Discount
for Domestic USA
Dealers Only
UPS
Special
For faxed orders only
Now! Direct TOLL-FREE access
to our Parts Department!
Toll-free nationwide:
800-421-1244
Toll-free FAX:
*DISCOUNTS ARE SUBJECT TO CHANGE*
Fax order discount and UPS special programs revised June 1, 1995
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 5
800/6-PARTS-7 • 800-672-7877
RULES FOR SAFE OPERATION
CAUTION:
Failure to follow instructions in this manual
may lead to serious injury or even death!
This equipment is to be operated by trained
and qualified personnel only! This equipment
is for industrial use only.
The following safety guidelines should always be used when
operating the DCA-60SSI2 portable generator:
GENERAL SAFETY
■
DO NOT operate or service this equipment before
reading this entire manual.
■
This equipment should not be operated by
persons under 18 years of age.
■
NEVER operate this equipment without proper
protective clothing, shatterproof glasses, steeltoed boots and other protective devices
required by the job.
■
NEVER operate this equipment when not feeling
well due to fatigue, illness or taking medicine.
■
NEVER touch the hot exhaust
manifold, muffler or cylinder. Allow
these parts to cool before servicing
engine or generator.
■
High Temperatures – Allow the engine to cool before
adding fuel or performing service and maintenance
functions. Contact with
burns.
■
The engine of this generator requires an adequate free
flow of cooling air. Never operate the generator in any
enclosed or narrow area where free flow of the air is
restricted. If the air flow is restricted it will cause serious
damage to the generator or engine and may cause injury
to people. The generator engine gives off DEADLY carbon
monoxide gas.
CAUTION
hot
components can cause serious
:
■
Always refuel in a well-ventilated area,
away from sparks and open flames.
■
NEVER operate this equipment under the
influence or drugs or alcohol.
■
NEVER use accessories or attachments, which are not
recommended by MQ Power for this equipment. Damage
to the equipment and/or injury to user may result.
■
Manufacturer does not assume responsibility for any
accident due to equipment modifications.
■
Whenever necessary, replace nameplate, operation and
safety decals when they become difficult read.
■
Always check the machine for loosened threads or bolts
before starting.
PAGE 6 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
■
Always use extreme caution when
working with flammable liquids. When
refueling, stop the engine and allow it
to cool. DO NOT smoke around or near
the machine. Fire or explosion could
result from fuel vapors, or if fuel is spilled
on a hot engine.
■
NEVER operate the generator in an
explosive atmosphere or near combustible
materials. An explosion or fire could result
causing severe
death.
■
Topping-off to filler port is
dangerous, as it tends to spill fuel.
bodily harm or even
RULES FOR SAFE OPERATION
CAUTION
■
NEVER touch output terminals during operation. This is
extremely dangerous.
contact with the output terminals is required.
CAUTION
■
Backfeed to a utility system can cause electrocution and/
or property damage. Do not connect to any building's
electrical system except through an approved device or
after building main switch is opened.
:
Always stop the machine when
CAUTION
Radiator
1.Radiator Cap - Removing the radiator cap while the
:
2.Coolant Drain Plug - Removing the coolant drain plug
3.Engine Oil Drain Plug - Removing the engine oil drain
:
DO NOT touch or open any of the below
mentioned components while the
generator is running. Always allow
sufficient time for the engine and generator
to cool before performing maintenance.
engine is hot will result in high pressurized, boiling water
to gush out of the radiator, causing severe scalding to
any persons in the general area of the generator.
while the engine is hot will result in hot coolant to gush
out of the coolant drain plug, therefore causing severe
scalding to any persons in the general area of the
generator.
plug while the engine is hot will result in hot oil to gush
out of the oil drain plug, therefore causing severe
scalding to any persons in the general area of the
generator.
CAUTION
:
Never use damaged or worn cables when
connecting power tools or equipment to the
generator. Make sure power connecting
cables are securely connected to the
generator’s output terminals, insufficient
tightening of the terminal connections may
cause damage to the generator and
electrical shock.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 7
■
Battery
CAUTION
The battery contains acids that can cause injury to the eyes
and skin. To avoid eye irritation, always wear safety glasses.
Use well insulated gloves when picking up the battery. Use
the following guidelines when handling the battery:
1.DO NOT drop the battery. There is the possibility of risk
that the battery may explode.
2.DO NOT expose the battery to open flames, sparks,
cigarettes etc. The battery contains combustible gases
and liquids. If these gases and liquids come in contact
with a flame or spark, an explosion could occur.
:
Never over fill the battery with water above
the upper limit.
NEVER Run engine without air filter. Severe engine
damage may occur.
■
Always service air cleaner frequently to prevent carburetor
malfunction.
■
Always disconnect the battery before performing service
on the generator.
■
Always be sure the operator is familiar with proper safety
precaution s and operations techniques before using
generator.
■
Always store equipment properly when not in use.
Equipment should be stored in a clean, dry location out of
the reach of children.
■
DO NOT leave the generator running in the manual mode
unattended.
■
DO NOT allow unauthorized people to operate this
equipment.
■
Always read, understand, and follow procedures in
Operator’s Manual before attempting to operate equipment.
3.Always keep the battery charged. If the battery is not
charged a buildup of combustible gas will occur.
4.Always keep battery charging and booster cables in good
working condition. Repair or replace all worn cables.
5.Always recharge the battery in an open air environment,
to avoid risk of a dangerous concentration of combustible
gases.
6.In case the battery liquid (dilute sulfuric acid) comes in
contact with
immediately with plenty of water.
7.In case the battery liquid (dilute sulfuric acid) comes in
contact with your eyes, rinse eyes immediately with
plenty of water, then contact the nearest doctor or hospital,
and seek medical attention.
clothing or skinclothing or skin
clothing or skin
clothing or skinclothing or skin
, rinse skin or clothing
Before lifting, make sure the generator's lifting hook is
secure and that there is no apparent damage to the
generator itself (loose screws, nuts and bolts). If any
part is loose or damaged, please take corrective action
before lifting.
■
Always drain fuel prior to lifting.
■
Always make sure crane or lifting device has been
properly secured to the hook of guard frame on generator.
■
NEVER lift the machine while the engine is running.
■
Use adequate lifting cable (wire or rope) of sufficient
strength.
■
When lifting the generator, always use the balanced
center-point suspension hook and lift straight upwards.
■
NEVER allow any person or animal to stand underneath
the machine while lifting.
■
When loading the generator on a truck, be sure to use
the front and back frame bars as a means to secure the
generator during transport.
PAGE 8 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
RULES FOR SAFE OPERATION
Transporting
■
Always shutdown engine before transporting.
■
Tighten fuel tank cap securely.
■
Drain fuel when transporting generator over long distances
or bad roads.
■
Always tie-down the generator during transportation by
securing the generator.
■
If generator is mounted on a trailer, make sure trailer
complies with all local and state safety transportation
laws. See page 10 for basic towing procedures.
Emergencies
■
Always know the location of the nearest
first aid kitfirst aid kit
and
first aid kit
first aid kitfirst aid kit
Also know the phone numbers of the nearest
doctordoctor
doctor
and
doctordoctor
. Know the location of the nearest telephone.
fire departmentfire department
fire department
fire departmentfire department
.
fire extinguisherfire extinguisher
fire extinguisher
fire extinguisherfire extinguisher
ambulanceambulance
ambulance
ambulanceambulance
Maintenance Safety
■
NEVER lubricate components or attempt service on a
running machine.
■
Always allow the machine a proper amount of time to
cool before servicing.
■
Keep the machinery in proper running condition.
■
Fix damage to the machine immediately and always
replace broken parts.
■
Dispose of hazardous waste properly. Examples of
potentially hazardous waste are used motor oil, coolant,
fuel, and fuel filters.
■
DO NOT use plastic containers to dispose of hazardous
waste.
,
■
DO NOT pour waste, oil, coolant or fuel directly onto the
ground, down a drain or into any water source.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 9
DCA-60SSI2 — TOWING RULES FOR SAFE OPERATION
Towing Safety Precautions
CAUTION :
Check with your county or state safety
towing regulations department before towing
your generator.
To reduce the possibility of an accident
while transporting the generator on public roads, always
make sure the trailer (Figure 1) that supports the generator
and the towing vehicle are in good operating condition and
both units are mechanically sound.
The following list of suggestions should be used when towing
your generator:
■
Make sure the hitch and coupling of the towing vehicle
are rated equal to, or greater than the trailer "gross vehicle
weight rating" (GVWR).
■
ALWAYS inspect the hitch and coupling for wear. NEVER
tow a trailer with defective hitches, couplings, chains
etc.
■
Check the tire air pressure on both towing vehicle and
trailer. Also check the tire tread wear on both vehicles.
■
ALWAYS make sure the trailer is equipped with a "Safety
Chain".
■
ALWAYS attach trailer’s safety chain to bumper of towing
vehicle.
■
ALWAYS make sure the vehicle and trailer directional,
backup, brake, and trailer lights are connected and
working properly.
■
The maximum speed for highway towing is 45 MPH
unless posted otherwise. Recommended off-road towing
is not to exceed 10 MPH or less depending on type of
terrain.
■
Place
rolling, while parked.
■
Place
prevent tipping, while parked.
■
Use the trailer’s hand winch to adjust the height of the
trailer, then insert locking pin to lock wheel stand in place,
while parked.
■
Avoid sudden stops and starts. This can cause skidding,
or jack-knifing. Smooth, gradual starts and stops will
improve gas milage.
■
Avoid sharp turns to prevent rolling.
■
Remove wheel stand when transporting.
■
DO NOT transport generator with fuel in tank.
chocked blocks
support blocks
underneath wheel to prevent
underneath the trailer’s bumper to
Figure 1. Generator with Trailer
PAGE 10 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSIU — TRAILER-SAFETY GUIDELINES
CAUTION:
ALWAYS make sure the trailer is in good
operating condition. Check the tires for
proper inflation and wear. Also check the
wheel lug nuts for proper tightness.
Explanation of Chart:
This section is to provide the user with trailer service and
maintenance information. The service and maintenance
guidelines referenced in this section apply a wide range of
trailers. Remember periodic inspection of the trailer will ensure safe towing of the equipment and will prevent damage
to the equipment and personal injury.
It is the purpose of this section to cover the major maintenance components of the trailer. The following trailer components will be discussed in this section:
Brakes
Tires
Lug Nut Torquing
Suspension
Electrical
Brake Troubleshooting Tables
Use the following definitions with reading Table 1.
1. Fuel Cell - Provides an adequate amount of fuel for the
equipment in use. Fuel cells must be empty when transporting equipment.
2. Braking System - System employed in stopping the
trailer. Typical braking systems are electric, surge, hydraulic, hydraulic-surge and air.
3. GVWR- Gross Vehicle Weight Rating (GVWR), is the
maximum number of pounds the trailer can carry, including the fuel cell (empty).
4. Frame Length - This measurement is from the ball
hitch to the rear bumper (reflector).
5. Frame Width - This measurement is from fender to
fender.
6. Jack Stand - Trailer support device with maximum
pound requirement from the tongue of the trailer.
7. Coupler - Type of hitch used on the trailer for towing.
8. Tire Size - Indicates the diameter of the tire in inches
(10,12,14, etc.), and the width in millimeters
(175,185,205, etc.). The tire diameter must match the
diameter of the tire rim.
9. Tire Ply - The tire ply (layers) number is rated in letters;
2-ply,4-ply,6-ply, etc.
10. Wheel Hub - The wheel hub is connected to the trailer’s
axle.
11. Tire Rim - Tires mounted on a tire rim. The tire rim must
match the size of the tire.
12. Lug Nuts - Used to secure the wheel to the wheel hub.
Always use a torque wrench to tighten down the lug
nuts. See Table 4 and Figure 5or lug nut tightening and
sequence.
13. Axle - Indicates the maximum weight the axle can support in pounds, and the diameter of the axle expressed
in inches (see Table 3). Please not that some trailers
have a double axle. This will be shown as 2-6000 lbs.,
meaning two axles with a total weight capacity of 6000
pounds.
14. Suspension - Protects the trailer chassis from shocks
transmitted through the wheels. Types of suspension
used are leaf, Q-flex, and air ride.
15. Electrical - Electrical connectors (looms) are provided
with the trailer so the brake lights and turn signals can
be connected to the towing vehicle.
16. Application - Indicates which units can be employed
on a particular trailer.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 11
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 13
DCA-60SSIU —TRAILER SAFETY GUIDELINES
Brakes
If your trailer has a braking system, the brakes should be
inspected the first 200 miles of operation. This will allow
the brake shoes and drums to seat properly. After the first
200 mile interval, inspect the brakes every 3,000 miles. If
driving over rough terrain, inspect the brakes more
frequently.
Electric Brakes
Electrically actuated brakes (Figure 2) are similar to
hydraulic brakes. The basic difference is that hydraulic
brakes are actuated by an electromagnet.
Listed below are some of the advantages that electric
brakes have over hydraulic brakes:
Brake system can be manually adjusted to provide
the corrected braking capability for varying road and
load conditions
Brake system can be modulated to provide more or
less braking force, thus easing the brake load on the
towing vehicle
Brake system has very little lag time between the time
the vehicle’s brakes are actuated and the trailer’s brakes
are actuated
Brake system can provide an independent emergency
brake system
Remember in order to properly synchronize the tow vehicle’s
braking to the trailer’s braking, can only be accomplished
by road testing. Brake lockup, grabbiness or harshness is
due to lack of synchronization between the tow vehicle
and the trailer being towed or under-adjusted brakes.
Before any brake synchronizations adjustments can be
made, the trailer brakes should be burnished-in by applying
the brakes 20-30 times with approximately a 20 m.p.h.
decrease in speed, e.g. 40 m.p.h. to 20 m.p.h. Allow ample
time for brakes to cool between application. This allows
the brake shoes to slightly be seated into the brake drum
surface.
Figure 2 displays the major electric brake components that
will require inspection and maintenance. Please inspect
these components as required.
Electric Brake Adjustment
1. Place the trailer on jack stands. Make sure the jack
stands are placed on secure level ground.
2. Check the wheel and drum for free rotation.
3. Remove the adjusting hole cover from the adjusting
slot at the bottom brake backing plate.
4. With a screwdriver or standard adjusting tool, rotate
the star wheel of the adjuster assembly to expand the
brake shoes.
5. Adjust the brake shoes outward until the pressure of
the lining against the wheel drum makes the wheel
difficult to turn.
6. Rotate the star wheel in the opposite direction until the
wheel rotates freely with slight lining drag.
7. Replace the adjusting hole cover and lower the trailer
to the ground.
8. Repeat steps 1 through 6 on the remaining brakes.
PAGE 14 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSIU — TRAILER SAFETY GUIDELINES
Figure 2. Electrical Brake Components
Hydraulic/Air/Surge Brakes
Hydraulic brakes (Figure 3) should not require any special
attention with the exception of routine maintenance such
as shoe and lining replacement. These brakes can be
adjusted in the same manner as electric brakes. Brake
lines should be periodically checked for cracks, kinks, or
blockage.
Figure 3 below displays the major hydraulic/air/surge brake
components that will require inspection and maintenance.
Please inspect these components as required using steps
1 through 6 as referenced in the electric brake adjustments
section.
Figure 3. Hydraulic Brake Components
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 15
DCA-60SSIU — TRAILER SAFETY GUIDELINES
Tires/Wheels/Lug Nuts
Tires and wheels are a very important and critical
components of the trailer. When specifying or replacing the
trailer wheels it is important the wheels, tires, and axle are
properly matched.
CAUTION:
DO NOT attempt to repair or modify a
wheel. DO NOT install in inner tube to
correct a leak through the rim. If the rim
is cracked, the
air pressure in
the inner tube
may cause pieces of the rim to
explode (break off) with great force
and cause serious eye or bodily
injury.
Tire Wear/Inflation
Tire inflation pressure is the most important factor in tire life.
Pressure should be checked cold before operation DO NOT
bleed air from tires when they are hot. Check inflation
pressure weekly during use to insure the maximum tire life
and tread wear.
Table 2 (Tire Wear Troubleshooting) will help pinpoint the
causes and solutions of tire wear problems.
Suspension
The leaf suspension springs and associated components
(Figure 4) should be visually inspected every 6,000 miles for
signs of excessive wear, elongation of bolt holes, and
loosening of fasteners. Replace all damaged parts
(suspension) immediately. Torqued suspension components
as detailed in Table 3.
CAUTION:
NOTE
ALWAYS wear safety glasses when removing
or installing force fitted parts. Failure to comply
may result in serious injury.
PAGE 16 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
Figure 4. Major Suspension Components
metI).sbL-.tF(euqroT
TLOB-U"8/353-XAM03-NIM
TLOB-U"61/706-XAM54-NIM
TLOB-U"2/106-XAM54-NIM
DCA-60SSIU —TRAILER SAFETY GUIDELINES
stnemeriuqeReuqroTnoisnepsuS.3elbaT
SHACKLE BOLT
SPRING EYE BOLT
SHOULDER TYPE
SHACKLE BOLT
SNUG FIT ONLY.PARTS MUST ROTATE FREELY
LOCKING NUTS OR COTTER PINS ARE PROVIDED TO
-
RETAIN NUT
BOLT ASSEMBLY
.
.
05-XAM03-NIM
Lug Nut Torque Requirements
It is extremely important to apply and maintain proper wheel
mounting torque on the trailer. Be sure to use only the
fasteners matched to the cone angle of the wheel. Proper
procedure for attachment of the wheels is as follows:
1. Start all wheel lug nuts by hand.
2. Torque all lug nuts in sequence. See Figure 5. DO NOT
torque the wheel lug nuts all the way down. Tighten
each lug nut in 3 separate passes as defined by Table 4.
3. After first road use, retorque all lug nuts in sequence.
Check all wheel lug nuts periodically.
stnemeriuqeReuqroTeriT.4elbaT
eziSleehWssaPtsriF
SBL-TF
"2152-0204-5356-05
"3152-0204-5356-05
"4152-0206-05021-09
"5152-0206-05021-09
"6152-0206-05021-09
ssaPdnoceS
SBL-TF
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 17
ssaPdrihT
SBL-TF
Figure 5. Wheel Lug Nuts Tightening Sequence
NOTE
NEVER use an pneumatic air gun to
tighten wheel lug nuts.
DCA-60SSIU —TRAILER-WIRING DIAGRAM
NOTE:
LIGHTS ARE ORIENTED FROM THE DRIVER’S SEAT
PAGE 18 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
PAGE 20 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSI2 — GENERATOR DECALS
The DCA -100SSJU generator is wquipped with a number of safety decals. These decals are provided for operator safety
and maintenance information. The illustration below and on the preceding pages show the decals as they appear on the
machine. Should any of these decals become unreadable, replacements can be obtained from your dealer.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 21
DCA-60SSI2 — GENERATOR DECALS
PAGE 22 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 23
daollluf
daol2/1
tarh/)L4.11(.lag0.3
tarh/)L2.7(.lag9.1
daol4/3
daol4/1
DCA-60SSI2 — GENERAL INFORMATION
DCA-60SSI2 FAMILIARIZATION
Generator
The MQ Power Model DCA-60SSI2 is a 48 kW
that is designed as a high quality portable (requires a trailer
for transport) power source for telecom sites, lighting
facilities, power tools, submersible pumps and other
industrial and construction machinery.
Engine Operating Panel
The “Engine Operating Panel” is provided with the following:
z
Tachometer
z
Water Temperature Gauge
z
Oil Pressure Gauge
z
Charging Ammeter Gauge
z
Engine Throttle Lever
z
Panel Light
z
Panel Light Switch
z
Oil Pressure and WaterTemp. Indicator lights
Generator Control Panel
The “Generator Control Panel” is provided with the following:
z
Output Voltage Adjustment Knob
z
Frequency Meter (Hz)
z
AC Ammeter (Amps)
z
AC Voltmeter (Volts)
z
Ammeter Change-Over Switch
z
Voltmeter Change-Over Switch
Output Terminal Panel
The “Output Terminal Panel” is provided with the following:
z
Three 120/240V output receptacles, 50 amp
z
Two 120V input receptacles, 20 amp
z
3 Load Circuit Breakers 240V @50 amps
z
2 Load GFCI Circuit Breakers 120V@ 20amps
Control Box
The “Control Box” is provided with the following:
z
Main Circuit Breaker 150 amps
z
Over-Current Relay
genergener
gener
genergener
Open Delta Excitation System
The DCA-60SSI2 generator is equipped with the state of
the art "
atorator
ator
atorator
system consist of an electrically independent winding wound
among stationary windings of the AC output section.
There are four leads: A, B, C and D. During light loads, the
power to the
from the leads parallel connections of B&C. When loads
increase, the AVR switches and accepts power from leads
A&D. The output of leads A&D increase proportionally with
load. This of adding the voltages to each phase provides
better voltage response during heavy loads.
The connections of the AVR to the AC output windings are
for sensing only. No power is required from these windings.
The open-delta design provides virtually unlimited excitation
current, offering maximum motor starting capabilities. The
excitation does not have a "
according the demands of the required load.
Engine
The DCA-60SSI2 is powered by a 4 cycle, water cooled,
Isuzu A-6BG1
meet every performance requirement for the generator.
Reference Table 1, page13 for engine specifications.
In keeping with Multiquip's policy of constantly improving
its products, the specifications quoted herein are subject to
change without prior notice.
The basic controls and indicators for the DCA-60SSI2
generator are addressed on the following pages.
Mechanical Governor System
The mechanical governor system control the RPM of the
engine. When the engine demands increase or decrease,
the mechanical governor system regulates the frequency
variation to ±1.5%. The electronic governor option increases frequency variation to ±.25%.
Open-DeltaOpen-Delta
Open-Delta
Open-DeltaOpen-Delta
AA
utomatic utomatic
A
utomatic
AA
utomatic utomatic
" excitation system. The open delta
diesel diesel
diesel
diesel diesel
engine. This engine is designed to
VV
oltage Regulator oltage Regulator
V
oltage Regulator
VV
oltage Regulator oltage Regulator
fixed ceilingfixed ceiling
fixed ceiling
fixed ceilingfixed ceiling
(AVR) is supplied
" and responds
PAGE 24 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSI2 — MAJOR COMPONENTS
Figure 6. Major Components
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 25
DCA-60SSI2 — DIMENSIONS (TOP, SIDE AND FRONT)
Figure 7. Dimensions
PAGE 26 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
NOTE PAGE
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 27
DCA-60SSI2 — CONTROL PANEL
Figure 8. Control Panel
PAGE 28 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSI2 — CONTROL PANEL
The definitions below describe the controls and functions of
the DCA-60SSI2 "
1.Frequency Meter – Indicates the output frequency in
hertz (Hz). Normally 60 Hz ±1 Hz .
2.AC Ammeter – Indicates the amount of current the
load is drawing from the generator.
3.ACVoltmeter – Indicates the single phase output
voltage present at the UNV terminals.
4.Pilot Lamp - This lamp indicates the load is not properly
set. Readjust the load, or use the voltmeter changeover switch to adjust phase position.
5.Main Circuit Breaker – This three-pole, 150 amp main
breaker is provided to protect the UNV voltage output
terminals from overload.
6.Voltmeter Change-Over Switch – This switch allows
the AC voltmeter to indicate phase to phase voltage
between any two phases of the output terminals or to
be switched off.
Control Panel Control Panel
Control Panel
Control Panel Control Panel
" (Figure 8).
7.Ammeter Change-Over Switch – This switch allows
the AC ammeter to indicate the current flowing to the
load connected to any phase of the output terminals, or
to be switched off.
8.Voltage Regulator Control – Allows manual
adjustment of the generator’s output voltage.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 29
DCA-60SSI2 — ENGINE OPERATING PANEL
Figure 9. Engine Operating Panel
PAGE 30 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSI2 — ENGINE OPERATING PANEL
The definitions below describe the controls and functions of
the DCA-60SSI2 "
1.Oil Pressure Gauge – Normal operation should be about
25 psi. When starting the generator the oil pressure
may read a bit higher, but after the engine warms up
the oil pressure should return to normal.
2.Panel light - Normally used in dark places or at night.
When activated, panel will luminate. When the generator
is not in use, turn the panel light switch to the ‘OFF’
position.
Engine Operating Panel Engine Operating Panel
Engine Operating Panel
Engine Operating Panel Engine Operating Panel
" (Figure 9).
3.Water Temperature Gauge – During normal operation
this gauge be should read between 165
4.Charging Ammeter Gauge – Indicates the current
being supplied by the engine’s alternator which provides
current for generator’s control circuits and battery
charging system.
5.Indicator Lights - These lights indicate if the oil
pressure or water temperature is at dangerous levels
and will shut off the engine. The oil pressure indicator
will initially light at start-up, but will go off once the
pressure rises.
6.Panel light switch- When activiated, will turn on control
panel light.
7.Lamp Check Switch - This is used to check the
indicator lights. Turn on the engine, then press this to
check the bulbs. If they don’t light, replace the bulbs.
8.Engine Throttle Lever - Pull or push this lever to change
the speed of the engine when a load is applied.
9.Pre-Heat Indicator – Under cold conditions, turn the
starter key to preheat. Once the indicator lights, the
engine is ready to start.
o
to 215o.
10.Starter Switch - Turn this to start, stop, and preheat
the engine.
11.Tachometer – Indicates engine speed in RPM’s for 60
Hz operation. This meter should indicate 1800 RPM’s
when the engine is at full speed and a load is applied.
In addition, a built in hour meter will record the number
of operational hours that the generator has been in use.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 31
DCA-60SSIU — OUTPUT TERMINAL PANEL
Output Terminal Panel
The output control panel is located on the rear (control panel)
end of the generator. The UNV lugs are protected by a face
plate cover that can be secured in the close position by a
pad lock.
120 Volt Receptacle
One GFCI Duplex NEMA 5-20R (120V, 20 Amp) receptacle
is located on the output terminal. This receptacle can be
used anytime the generator is in operation. The receptacle
is controlled by the circuit breaker located on the control
panel.
The reset button will reset the receptacle after being tripped.
Pressing the :Test Button” (Figure 8) in the center of this
receptacle will check the GFCI function. The receptacle
should be tested at least once a month.
Twist Lock Dual Voltage Receptacles - To use these
receptacles, place the voltage selector switch in the single
phase 240/120 voltage position and adjust the output
voltage to 240 volts with the voltage regulator on the
Control Panel (Figure 8, page 28). Place the voltmeter
change-over switch to the U-W position and the ammeter
change-over switch to the U or W to read the output.
Connecting Load
Loads can be connected to the generator by the UVWO lugs or
the duplex receptacles. (See figure 3). Make sure to read the
operation manual before attempting to connect a load to the
generator.
Circuit Breakers
Figure 10. GFCI Test Button
Generator Grounding
Make sure the generator is properly grounded before
applying load. Generators are NOT considered grounded
when mounted on a trailer.
To protect the generator from an overload,
main main
main
circuit breaker is provided to protect the UVWO output
main main
terminals from overload. In addition two single-pole, 20 amp
GFCIGFCI
GFCI
circuit breakers are provided to protect the GFCI
GFCIGFCI
receptacles from overload. Three 50 amp
breakers have also been provided to protect the load side of
the generator from overload. Make sure to switch
breakers to the "OFF" position prior to starting the engine.
Maximum Output
The entire load connected to the UVWO lugs, all four slots in
the duplex receptacles, and the must not exceed 52.8 kW in
standby or 48 kW in prime output.
Generator Grounding
Make sure to ground the generator in EVERY application
prior to connecting a load. Generators are NOT grounded
just because they are mounted on trailers or other vehicles
that are on rubber tires.
Figure 11. Load Application
a 3-pole, 150 amp,
loadload
load
loadload
ALLALL
ALL
ALLALL
circuit
circuit
PAGE 32 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSIU — OUTPUT TERMINAL VOLTAGE SELECTION
DCA-60SSIU
NOTE
Legs O and Ground are
considered Bonded Grounds.
Figure 12. Output Panel Location
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 33
DCA-60SSIU — OUTPUT AMPERAGE SETUP
Output Terminal Panel Available Voltages
A wide range of voltages are available to supply load to
many different applications. Voltages may be selected by
using the voltage selector switch and depending how you
hookup your hard wire connection to the generator. To obtain
some of the voltages listed, fine adjustment with the voltage
regulator on the control panel is necessary. See Table 8 for
available voltages the generator will supply.
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Over Current Relay
An over current relay is connected to the circuit breaker.
During an over current situation, both the circuit breaker and
the over current relay will trip. If the circuit breaker can not
be reset, the reset button on the over current relay must be
pressed. The over current relay is located inside the control
box.
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CAUTION :
Maximum Amps
NEVER switch Voltage Selector Switch
position while the engine is engaged.
Voltage Selector Switch Locking Button
The voltage selector switch has a locking button to protect
the generator and generator load from being switched while
the engine is running. To lock the voltage selector switch,
press in the red button located on the voltage selector switch,
and use a pad lock to hold it into this position.
Table 9 shows the maximum amps the generator will provide. Do not exceed the maximum amps listed.
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PAGE 34 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSIU — OUTPUT AMPERAGE SETUP
Receptacle Use
When the UVWO terminals are providing power, the receptacle power availability will decrease.
How To Read The Output Terminal Gauges.
The gauges (Figure 15 and 17) and change-over switches
on the control panel DO NOT effect the generator output.
They are to help observe how much power is being supplied
at the UVWO legs.
When the voltage selector switch is in the 240/120V position (Figure 13), place the AC voltmeter change-over switch
to the W-U position (Figure 14) and the AC ammeter changeover switch to the U or W position (Figure 16) to read the
output on the selected leg.
Figure 14 and 15. AC Voltmeter Change-over switch
and Voltmeter Gauge
Figure 13. Voltage Selector Switch 240/120V Single
Phase Position
Figure 16 and 17. AC Ammeter Change-over Switch
and Ammeter Gauge
NOTE
When using plural single phase
voltages, make sure to balance
the load on each of the single
phase legs.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 35
DCA-60SSIU — OUTPUT VOLTAGE SETUP
240/120V Hard Wire Hookup
With the voltage selector set and locked at ‘single phase
240/120’ and using single phase 120 volts, the generator
will provide three legs available with 100 amps each on three
different circuits (Figure 18).
480/240V Hard Wire Hookup
With the voltage selector set and locked at ‘3 phase 480/
277’ (Figure 19) and using the 3-phase 240 hookup, it will
provide one circuit available at 108 amps with any two wires
plus the ground (Figure 20).
When using the 3-phase 480 volts hookup, it will provide
one circuit available at 50 amps with all three wires plus
ground.
Figure 18. Hard Wire Hookup at 240/120V Position
Figure 19. Voltage Selector Switch 480/277V Three Phase
Position
Figure 20. Hard Wire Hookup at 480/240V Position
PAGE 36 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSIU — OUTPUT VOLTAGE SETUP
Voltage Selector Switch- 3 Phase 480/277V Position
The following are additional voltages available when the voltage selector switch is in the ‘3 phase 480/277V’ position.
Single Phase: 480V, 440V, or 416 Volt
This setting can provide single phase power at 480, 440, or
416 volts. After hooking up the hard wires to the lugs as
shown in Figure 23, 480 volts can be obtained with the voltage regulator knob turned toward maximum; 440 volts can
be obtained with the voltage regulator knob is turned down;
and 416 volts can be obtained with the voltage regulator
knob is at the lowest setting.
Figure 21. Voltage Regulator Knob
3 Phase, 480V, 440V, or 416 Volt
This setting can provide 3-phase power at 480, 440, or 416
volts. After hooking up the hard wires to the lugs as shown
in Figure 22, 480 volts can be obtained with the voltage
regulator knob turned toward maximum; 440 volts can be
obtained with the voltage regulator knob is turned down; and
416 volts can be obtained with the voltage regulator knob is
at the lowest setting.
Figure 23. Hard Wire Hookup for Single Phase 480V, 440V,
or 416V
Figure 22. Hard Wire Hookup for Three Phase 480V, 440V, or
416V
Single Phase: 277V, 254V, or 240V
This setting can provide single phase power at 277, 254, or
240 volts. After hooking up the hard wires to the lugs as
shown in Figure 24, 277 volts can be obtained with the voltage regulator knob turned toward maximum; 254 volts can
be obtained with the voltage regulator knob is turned down;
and 240 volts can be obtained with the voltage regulator
knob is at the lowest setting.
Figure 24. Hard Wire Hookup for Single Phase 277V, 254V,
or 240V
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 37
DCA-60SSIU — OUTPUT VOLTAGE SETUP
Voltage Selector Switch- 3 Phase 240/139V Position
The following are additional voltages available when the voltage selector switch is in the ‘3 phase 240/139V’ position.
Single Phase: 240V, 220V, or 208 Volt
This setting can provide single phase power at 240, 220, or
208 volts. After hooking up the hard wires to the lugs as
shown in Figure 27, 240 volts can be obtained with the voltage regulator knob turned toward maximum; 220 volts can
be obtained with the voltage regulator knob is turned down;
and 208 volts can be obtained with the voltage regulator
knob is at the lowest setting.
Figure 27. Hard Wire Hookup for Single Phase 240V, 220V,
Figure 25. Voltage Selector Switch 240/139V Three Phase
Position
or 208V
Single Phase: 139V, 127V, or 120V
3 Phase, 240V, 220V, or 208 Volt
This setting can provide 3-phase power at 240, 220, or 208
volts. After hooking up the hard wires to the lugs as shown
in Figure 26, 240 volts can be obtained with the voltage
regulator knob turned toward maximum; 220 volts can be
obtained with the voltage regulator knob is turned down; and
208 volts can be obtained with the voltage regulator knob is
This setting can provide single phase power at 139, 127, or
120 volts. After hooking up the hard wires to the lugs as
shown in Figure 28, 139 volts can be obtained with the voltage regulator knob turned toward maximum; 127 volts can
be obtained with the voltage regulator knob is turned down;
and 120 volts can be obtained with the voltage regulator
knob is at the lowest setting.
at the lowest setting.
Figure 26. Hard Wire Hookup for Three Phase 240V, 220V, or
208V
Figure 28. Hard Wire Hookup for Single Phase 139V, 127V,
or 120V
PAGE 38 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSIU — OUTPUT VOLTAGE SETUP
Voltage Selector Switch- Single Phase 240/120V
Position
The following are additional voltages available when the voltage selector switch is in the ‘single phase 240/120V’ posi-
tion.
Figure 29. Voltage Selector Switch 240/120V Single Phase
Position
Single Phase: 120 Volt
This setting can provide single phase power at 120 volts.
After hooking up the hard wires to the lugs as shown in
Figure 31, 120 volts can be obtained with the voltage regulator knob turned to fine tune.
Figure 31. Hard Wire Hookup for Single Phase, 120 volt
Single Phase, 240 Volt
This setting can provide single phase power at 240 volts.
After hooking up the hard wires to the lugs as shown in
Figure 30, 240 volts can be obtained with the voltage regulator knob turned to fine tune.
Figure 30. Hard Wire Hookup for Single Phase 240 volt
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 39
DCA-60SSI2 — INSTALLATION
Outdoor Installation
Install the generator in a location where it will not be exposed
to rain or sunshine. Make sure the generator is on secure
level ground so that it cannot slide or shift around. Also
install the generator in a manner so that the exhaust will not
be discharged in the direction of nearby homes.
The installation site must be relatively free from moisture
and dust. All electrical equipment should be protected from
excessive moisture. Failure to do will result in deterioration
of the insulation and will result in short circuits and grounding.
Foreign materials such as dust, sand, lint and abrasive
materials have a tendency to cause excessive wear to
engine and alternator parts.
CAUTION :
Pay close attention to ventilation when
operating the generator inside tunnels and
caves. The engine exhaust contains
noxious elements. Engine exhaust must
be routed to a ventilated area.
CAUTION
Generator Grounding
To guard against electrical shock and possible damage to
the equipment, it is important to provide a good EARTH
ground.
Article 250 (Grounding) of the National Electrical Code (NEC)
provides guide lines for proper grounding and specifies that
the cable ground shall be connected to the grounding system
of the building as close to the point of cable entry as
practical.
NEC articles 25064(b) a and 250-66 set the following
grounding requirements:
1.Use one of the following wire types to connect the
generator to earth ground.
a.Copper - 10 AWG (5.3 mm2) or larger.
b.Aluminum - 8 AWG (8.4 mm2) or larger.
:
An electric shock may happen when
vibrators are used. Pay close attention to
handling when operating vibrators and
always use rubber boots and gloves to
insulate the body from electrical shock.
2.When grounding the generator (Figure 32) connect the
ground cable between the lock washer and the nut on
Indoor Installation
Exhaust gases from diesel engines are extremely poisonous.
Whenever an engine is installed indoors the exhaust fumes
must be vented to the outside. The engine should be installed
at least two feet from any outside wall. Using an exhaust
pipe which is too long or too small can cause excessive
back pressure which will cause the engine to heat
excessively and possibly burn the valves.
Mounting
The generator must be mounted on a solid foundation (such
as concrete) and set firmly on the foundation to isolate
vibration of the generator when it is running. The generator
must set at least 6 inches above the floor or grade level (in
accordance to NFPA 110, Chapter 5-4.1). DO NOT remove
the metal skids on the bottom of the generator. They are to
resist damage to the bottom of the generator and to maintain
alignment.
the generator and tighten the nut fully. Connect the other
end of the ground cable to earth ground.
3.NEC article 250-52(c) specifies that the earth ground
rod should be buried a minimum of 8 ft. into the ground.
When connecting the generator to any buildings
electrical system ALWAYS consult with a licensed
electrician.
NOTE
PAGE 40 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 41
DCA-60SSI2 — PRE-SETUP
General Inspection Prior to Operation
The DCA-60SSI2 generator has been thoroughly inspected
and accepted prior to shipment from the factory. However,
be sure to check for damaged parts or components, or loose
nuts and bolts, which could have occurred in transit.
Extension Cable
When electric power is to be provided to various tools or
loads at some distance from the generator, extension
cords are normally used. Cables should be sized to allow
for distance in length and amperage so that the voltage
drop between the generator and point of use (load) is held
to a minimum. Use the Cable Selection Guide (Table 10)
as a guide for selecting proper cable size.
Circuit Breakers
To protect the generator from an overload, a 3-pole, 150 amp,
main main
main
circuit breaker is provided to protect the UNV output
main main
terminals from overload. In addition two single-pole, 20 amp
GFCIGFCI
GFCI
circuit breakers are provided to protect the GFCI
GFCIGFCI
receptacles from overload. Three 50 amp
have also been provided to protect the load side of the
generator from overload. Make sure to switch
breakers to the "OFF" position prior to starting the engine.
loadload
load
circuit breakers
loadload
ALLALL
ALL
circuit
ALLALL
NOTE
ALWAYS consult with a licensed
electrician for correct extension
cord wire size.
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PAGE 42 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSI2 — PRE-SETUP
Lubrication Oil
Fill the engine crankcase with lubricating oil through the filler
hole, but do not overfill. Make sure the generator is level.
With the dipstick inserted all the way, but without being screw
into the filler hole, verify that the oil level is maintained
between the two notches (Figure 33) on the dipstick. See
Table 11 for proper selection of engine oil.
Fuel
Fill the fuel tank with clean and fresh
fill the tank beyond capacity.
Pay attention to the fuel tank capacity when replenishing
fuel. Refer to the fuel tank capacity listed on page 23,
Specification Table 7.
The fuel tank cap must be closed tightly after filling. Handle
fuel in a safety container. If the container does not have a
spout, use a funnel. Wipe up any spilled fuel immediately.
CAUTION
Coolant
diesel fuel.diesel fuel.
diesel fuel.
diesel fuel.diesel fuel.
DONOT
:
Never fill the fuel tank while the engine is
running or in the dark. Diesel spillage on
a hot engine can cause a fire or
explosion. If diesel spillage occurs, wipe
up the spilled diesel completely to
prevent fire hazards.
Use only drinkable tap water. If hard water or water with
many impurities is used, the inside of the engine and radiator
may become coated with deposits and cooling efficiency
Figure 33. Engine Oil Dipstick
When checking the engine oil, be sure to check if the oil is
clean and viscous. If the oil is not clean, drain the oil by
removing the oil drain plug, and refill with the specified amount
of oil as outlined in the Isuzu Engine Owner's Manual.
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An anticorrosion additive added to the water will help prevent
deposits and corrosion in the cooling system. See the engine
manual for further details.
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DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 43
DCA-60SSIU — PRE-SETUP
CAUTION :
When adding coolant or antifreeze to the
radiator, do not remove the radiator cap
until the unit has completely cooled.
Day-to-day addition of coolant is done from the reserve tank.
When adding coolant to the radiator, DO NOT remove the
radiator cap until the unit has completely cooled. See Table
12. for engine, radiator, and reserve tank coolant capacities.
Make sure the coolant level in the reserve tank is always
between the "H" and the "L" markings.
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Operation in Freezing Weather
When operating in freezing weather, be certain the proper
amount of antifreeze (Table 13) has been added.
Cleaning the Outer Radiator
The engine may overheat if the radiator fins become
overloaded with dust or debris. Periodically clean the radiator
fins with compressed air. Cleaning inside the radiator is
dangerous, so clean only with the engine turned off and the
battery disconnected.
Air Cleaner
Periodic cleaning/replacement is necessary. Inspect it in
accordance with the Isuzu Engine Owner's Manual.
Fan Belt Tension
A slack fan belt may contribute to overheating, or to
insufficient charging of the battery. Inspect the fan belt for
damage and wear and adjust it in accordance with the IsuzuEngine Owner's Manual.
The fan belt tension is proper if the fan belt bends 10 to 15
mm (Figure 34) when depressed with the thumb as shown
below. Never place hands near the belts or fan while the
generator is running.
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When the antifreeze is mixed with
When the antifreeze is mixed withWhen the antifreeze is mixed with
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ater
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Figure 34. Fan Belt Tension
CAUTION :
Never place hands near the belts or fan
while the generator set is running.
Adjusting Fan Belt
If the fan belt does not have the 10 to 15 mm defection
follow the procedure below to adjust:
Loosen the alternator adjusting plate and alternator mounding
bolt.
Pivot the alternator at the mounting bolt toward the engine
left or right until the belt reflects the proper tension.
Tighten the mounting bolt and the adjusting bolt.
PAGE 44 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSIU — PRE-SETUP
Battery
This unit is of negative ground. DO NOT connect in reverse.
Always maintain battery fluid level between the specified
marks. Battery life will be shortened, if the fluid level is not
properly maintained. Add only distilled water when
replenishment is necessary. DO NOT over fill.
The battery is sufficiently charged if the specific gravity of
the battery fluid is 1.28 (at 68° F). If the specific gravity
should fall to 1.245 or lower, it indicates that the battery is
dead and needs to be recharged or replaced.
Check to see whether the battery cables are loose. Poor
contact may result in poor starting or malfunctions. Always
keep the terminals firmly tightened. Coating the terminals
with a thin film of grease will help to inhibit corrosion.
Battery Cable Installation
ALWAYS be sure the battery cables (Figure 35) are properly
connected to the battery terminals as shown below. The
cable is connected to the positive terminal of the battery,
and the BLACK cable is connected to the negative terminal
of the battery.
REDRED
RED
REDRED
CAUTION :
When connecting battery do the following:
1.DO NOT connect the battery cables to the battery
terminals when the key is in the ignition and is set in
'START' mode. ALWAYS remove the key from the
ignition and the ignition switch is in the OFF position
when connecting the battery.
2.Place a small amount of grease around both battery
terminals. This will ensure a good connection and will
help prevent corrosion around the battery terminals.
CAUTION :
If the battery cable is connected
incorrectly, damage to the generator will
occur. Pay close attention to the polarity
of the battery when connecting the
battery.
Inadequate battery connections may
cause poor starting of the generator, and
create other malfunctions.
Wiring
Inspect the entire generator for bad or worn electrical wiring
or connections. If any wiring or connections are exposed
(insulation missing) replace wiring immediately.
Piping and Hose Connection
Inspect all piping, oil hose, and fuel hose connections for
wear and tightness. Tighten all hose clamps and check hoses
for leaks.
Figure 35. Battery Connections
Alternator
The polarity of the alternator is negative grounding type.
When an inverted circuit connection takes place, the circuit
will be in short circuit instantaneously resulting the alternator
failure.
Do not put water directly on the alternator. Entry of water
into the alternator leads an electrolyte corrosion causing an
alternator failure.
Before charging the battery with an external electric source,
be sure to disconnect the battery cables.
If any hose (fuel or oil) lines are defective replace them
immediately.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 45
DCA-60SSI2 — LOAD APPLICATION
Single Phase Load
CAUTION
Always be sure to check the nameplate on the generator
and equipment to insure the wattage, amperage and
frequency requirements are satisfactorily supplied by the
generator for operating the equipment.
Generally, the wattage listed on the nameplate of the
equipment is its rated output. Equipment may require 130—
150% more wattage than the rating on the nameplate, as
An inadequate size connecting cable which cannot carry
the required load can cause a voltage drop which can burn
out the appliance or tool and overheat the cable.
the wattage is influenced by the efficiency, power factor and
starting system of the equipment.
z
When the voltage selector switch is in single phase (240/
120V position), place the AC voltmeter change-over switch
When connecting a resistance load such as an
incandescent lamp or electric heater, a capacity of up
to the generating set’s rated output (kW) can be used.
to the U-W position and the AC ammeter change over-switch
to the U or W position to read the ouput.
z
When connecting a fluorescent or mercury lamp, a
capacity of up to the generating set’s rated output (kW)
NOTE
multiplied by 0.6 can be used.
If wattage is not given on the
equipment's name plate, approximate
wattage may be determined by
multiplying nameplate voltage by the
nameplate amperage.
WATTS = VOLTAGE x AMPERAGE
z
When connecting an electric drill or other power tools,
pay close attention to the required starting current
capacity.
If wattage is not available on the equipment, approximate
wattage may be determined by mulitplying the nameplate
voltage by the nameplate amperage for three-phase:
WATTS =1.732 x VOLTAGE x AMPERAGE
The power factor of this generator is 1.0. See Table 14.
below when connecting loads.
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srotomnoitcudniesahp-elgniS57.0-4.0
tnecsednacni,sretaehcirtcelE
spmal
spmalyrucrem,spmaltnecseroulF9.0-4.0
noitacinummoc,secivedcinortcelE
tnempiuqe
slootrewopnommoC8.0
daoLyBrotcaFrewoP.41elbaT
0.1
0.1
CAUTION:
:
Motors and motor-driven equipment draw
much greater current for starting than
during operation.
Before connecting this generator to any
building’s electrical system, a licensed
electrician must install an isolation
(transfer) switch. Serious injury or death
may result without this transfer switch.
NOTE
If output (kVA) is not given on the
equipment nameplate, approximate
output may be determined by
multiplying voltage by amperage by
Three Phase Load
When calculating the power requirements for 3-phase power
use the following equation:
PAGE 46 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSI2 — GENERATOR START-UP PROCEDURE
WARNING:
The engine's exhaust contains harmful
ALAL
WW
AA
W
WW
YS YS
A
YS
ventilate the
AA
YS YS
emissions.
exhaust when operating inside tunnels,
excavations or buildings. Direct exhaust
away from nearby personnel.
Before Starting
Engine
1.Check the lubricating oil level prior to starting the engine.
Make sure the generator is level. The oil level must be
maintained between two notches on the dipstick.
2.When there is not enough lubricating oil, fill the crankcase
with high grade motor oil. Use a high quality detergent
oil classified CC or higher (See Table 11 on page 43).
3.Check the coolant level in the radiator and subtank.
Replenish with antifreeze as necessary. Always maintain
the coolant level between the FULL and LOW markings
on the coolant container. Be sure that the radiator cap is
fastened securely.
AL
ALAL
2.Connect the load to the UVW terminals as shown in
Figure 37. These terminals can be found on the output
terminal panel, (see page 22 Figure 6). To gain access
to the output terminals lift the UVW cover. Tighten
terminal nuts securely to prevent load wires from slipping
out.
Figure 37. UVW Terminal Lugs (Load)
4.Check the fuel level on the fuel gauge. If fuel is low, fill
the fuel tank with clean fresh unleaded automotive diesel.
If diesel spillage occurs, completely wipe up the spilled
fuel immediately.
Before Starting
Generator and Control Panel
3.Connect the negative battery cable (BLACK) to the
CAUTION:
NEVER start the engine with the
main,main,
GFCI GFCI
main,
GFCI
main,main,
GFCI GFCI
in the ON position.
1.Be sure to disconnect the
electrical load and switch the
circuit breakers (Figure 12) to the “OFF” position prior to
starting the engine.
loadload
or
load
circuit breakers
loadload
main, load main, load
main, load
main, load main, load
and
G.FG.F
G.F
G.FG.F
.C.C
.C
.C.C
.I..I.
.I.
.I..I.
negative post on the battery (Figure 38).
NEGATIVE
POSTIVE
BATTERY
Figure 38. Battery Connections
Figure 36. Main, GFCI and
Load Circuit Breakers
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 47
DCA-60SSI2 — GENERATOR START-UP PROCEDURE
4.Close all engine enclosure doors (Figure 39).
Figure 39. Engine Enclosure Doors
8. Once the preheat indicator lights, turn the key to
9. Pull the engine throttle lever and turn left until the
5. Check the voltage selection switch (Figure 40) is
at the desired voltage.
Figure 40. Voltage Selection Switch
10. The generator's frequency meter (Figure 45) displays
6. Check to see if the engine throttle lever (Figure
41) is pushed in.
‘START’ (Figure 43). After the engine cranks,
release the key to ‘RUN’.
Figure 43. Starter Switch (Start)
lever sets on the knob (Figure 44).
Figure 44. Engine Throttle Lever (Up)
the 60 cycle output frequency in HERTZ.
Figure 41. Engine Throttle Lever
7. Turn the starter switch to ‘PREHEAT’ (Figure 42)
until the indicator light turns on. The oil pressure
indicator light will initially turn on, but should turn off
once the pressure rises.
Figure 42. Key Switch (Preheat)
PAGE 48 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
Figure 45. Frequency Meter (Hz)
11. The generator's voltage meter (Figure 46) displays the
120 VAC in VOLTS. If the voltage is not within the
specified frequency tolerance, use the voltage
adjustment control knob (Figure 47) to increase or
decrease the desired voltage.
Figure 46. Voltage Meter (Volts)
DCA-60SSI2 — GENERATOR START-UP PROCEDURE
15. The charging ammeter (Figure 51) will indicate if the
battery is properly charged.
Figure 47. Voltage Adjust Control
Knob
16. The tachometer (Figure 52) will indicate the speed of
12. The ammeter (Figure 48) will indicate zero amps with no
load applied. When a load is applied, this meter will
indicate the amount of current that the load is drawing
the engine when the generator is operating. Under normal
operating conditions this speed is approximately 1800
RPM’s.
from the generator’s alternator.
40
20
0
60
75
A
Figure 48. Ammeter (No Load)
17. Turn the MAIN, GFCI and LOAD circuit breakers to
13. The engine oil pressure gauge (Figure 49) will indicate
the oil pressure (kg/ cm2) of the engine. Under normal
operating conditions the oil pressure is approximately
25 psi.
their ON position (Figure 53).
Figure 51. Charging Ammeter
Figure 52. Engine Tachometer
Figure 53. Main and GFCI Circuit Breakers
Figure 49. Oil Pressure Gauge
18. Observe the generator's ammeter (Figure 54) and verify
it reads the anticipated amount of current with respect
to the load. The ammeter will only display a current
14. The coolant temperature gauge (Figure 50) will indicate
reading if the load is in use.
the coolant temperature. Under normal operating
conditions the coolant temperature is between 165 and
215 degrees fahrenheit.
WATER
TEMP
19. The generator will run until manually stopped or an
Figure 50. Coolant Temperature Gauge
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 49
abnormal condition occurs.
40
20
0
60
75
A
Figure 54. Ammeter (Load)
DCA-60SSI2 — GENERATOR SHUT-DOWN PROCEDURE
ENGINE SHUTDOWN
To shutdown the generator, use the following procedure:
1. Switch both the MAIN, GFCI and LOAD circuit breakers
(Figure 55)to the “OFF” position.
Figure 55. Main, GFCI and Load
circuit breakers
2. Turn to the right and press in the engine throttle lever
(Figure 56).
Figure 56. Engine Throttle Lever
EMERGENCY STOP
1.To stop the engine in the event of an emergency, switch
the MAIN, GFCI and LOAD circuit breakers to ‘OFF’
position.
2. Turn the key switch to ‘STOP’.
3.Let the engine cool by running it for 3-5 minutes with no
load applied.
4. Turn the key switch to ‘STOP’’ (Figure 57).
Figure 57. Key Switch (OFF)
5. Remove the load from the UVW terminal strip.
PAGE 50 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
NOTE PAGE
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 51
DCA-60SSIU — MAINTENANCE
General Inspection
Prior to each use, the generator should be cleaned and
inspected for deficiencies. Check for loose, missing or
damaged nuts, bolts or other fasteners. Also check for fuel,
oil, and coolant leaks.
Engine Side (Refer to the Engine Instruction Manual)
Air Cleaner
Every 50 hours: Remove air cleaner element and clean heavy
duty paper element with kerosene, or foam element with
liquid detergent and hot water. Wrap foam element in a cloth
and squeeze dry. For heavy duty paper element, wipe
excess kerosene with towel.
The air cleaner is equipped with an indicator. After the dirty
air cleaner has been replaced, press the dust indicator button
to reset the indicator.
Fuel Addition
Add diesel fuel (the grade may vary according to season
and locations). Always pour through the mesh filter.
Removing Water from the Fuel Tank
After prolonged use, water and other impurities accumulate
in the bottom of the tank. Occasionally remove the drain
cock and drain the contents. During cold weather, the more
empty volume inside the tank, the easier it is for water to
condense. This can be reduced by keeping the tank full as
much as possible.
Air Removal
If air enters the fuel injection system of a diesel engine,
starting becomes impossible. After running out of fuel, or
after disassembling the fuel system, bleed the system
according to the following procedure.
To restart after running out of fuel, turn the switch to the
“ON” position for 15-30 seconds. Try again, if needed. This
unit is equipped with an automatic air bleeding system.
Service Daily
Cleaning the Fuel Strainer
Clean the fuel strainer if it contains dust or water. Remove
dust or water in the strainer cap and wash it in gasoline.
Securely fasten the fuel strainer cap so that fuel will not
leak. Check the fuel strainer every 200 hours of operation or
once a month.
Check Oil Level
Check the crankcase oil level prior to each use, or when the
fuel tank is filled. Insufficient oil may cause severe damage
to the engine. Make sure the generator is level. The oil level
must be between the two notches on the dipstick as shown
in Figure 32, page 43.
Replacing Oil Filter
1.Detach the oil filter cartridge with a filter wrench.
2.Apply a film of oil to the gasket for the cartridge.
3.Screw in the cartridge by hand. When the gasket is in
contact with the seal surface, tighten the cartridge one
or two more times by hand.
4.After the oil cartridge has been replaced, the engine oil
will drop slightly. Run the engine for a while and check
for leaks before adding more oil if needed. Clean
excessive oil from engine.
Replacing Fuel Filter
1.Replace the fuel filter cartridge with new one every 400
hours or so.
2.Apply fuel oil thinly over the gasket and hand-tighten
the cartridge into position.
3.Vent any air.
4.Fuel Injection Nozzle
5.Use an injection nozzle tester to check the static injection
starting pressure and the fuel spray conditions.
6.Abnormal fuel consumption will lead to a lowered output
and blackish exhaust smoke. The required injection
starting pressure should be 14.7MPa (150kg/cm2,
2130psi).
If the engine is operating in very dusty or dry grass
conditions, a clogged air cleaner will result. This can lead to
a loss of power, excessive carbon buildup in the combustion
chamber in high fuel consumption.
PAGE 52 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSIU — MAINTENANCE
Feed Pump Strainer Cleaning
The strainer is incorporated in the feed pump inlet side joint
bolt. Clean the strainer with compressed air and rinse it in
the fuel oil.
Flushing Out Radiator and Replacing Coolant
1.Open both cocks located at the crankcase side and at
the lower part of the radiator and drain coolant. Open
the radiator cap while draining. Remove the overflow
tank and drain.
2.Check hoses for softening and kinks. Check clamps for
signs of leakage.
3.Flush the radiator by running clean tap water through
radiator until signs of rust and dirt are removed. DONOT clean radiator core with any objects, such as a
screwdriver.
4.Tighten both cocks and replace the overflow tank.
5.Replace with coolant (see page 44, Table 14 for mixture).
6.Close radiator cap tightly.
CAUTION :
Allow engine to cool when flushing out
radiator. Flushing the radiator while hot will
damage radiator.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 53
DCA-60SSIU — MAINTENANCE
Valve Clearance Check
1.In order to bring No. 1 or No. 4 cylinder to top dead center
in the compression stroke, align the notched line on the
crank pulley with TDC mark on the timing gear case
cover.
2.Do the adjustment on the circle marked valves in the
below table where No. 1 cylinder is at the center in the
compression stroke.
3.After adjustment started from either piston top center,
o
turn the crankshaft 360
to align the notched line with
the TDC mark to do the adjustment again on the
remaining valve. See Table 16 and Figure 55 for valve
3.Remove the timing check hole cover at the front of
injection pump to check the alignment between the
pointer “a” on the injection pump gear lock plate and the
projected area mark “b” on the timing gear case.
4.If “a” and “b” are in alignment, the timing is set correctly.
If not, follow nos. 1-3 until the “a” and “b” are aligned.
5.Reversely turn the crankshaft pulley counterclockwise
viewed at the engine front about 30
6.Remove No. 1 injection pipe from the engine.
7.Remove the injection pump No. 1 delivery valve holder,
delivery valve and spring and reinstall the delivery valve
holder on the original place.
1.Bring No. cylinder to the top dead center on the
compression stroke.
2. Turn the crankshaft pulley clockwise (viewed at engine
front) and align the notched line on the crank pulley with
the TDC mark on the timing gear case cover.
9.Slowly turn the crankshaft pulley clockwise and at the
same time continue to feed the fuel with pumping the
Feed pump. When the fuel stop to flow out from No. 1
delivery valve holder, stop pumping.
10. Observe and make sure which mark (injection starting
angle line) on the timing gear case cover is aligning with
the notched line on the crank pulley.
o
crank angle.
Figure 58. Valve Adjustment
NOTE:
Take necessary precautions to prevent dust and
foreign particles in the pump interior when timing
adjustments are made.
11. The timing line shows the injection starting crank angle
of the engine.
12. The injection starting crank angle should be at the 14
o
timing mark.
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PAGE 54 — DCA-60SSI2 — PARTS AND OPERATION MANUAL — REV. #3 (09/15/01)
DCA-60SSIU — MAINTENANCE
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Generator Storage
For storage of the generator for over 30 days, the following
is required:
y
Fill the fuel tank completely.
y
Completely drain the oil from the crankcase and refill
with fresh oil.
y
Clean all external parts of the generator with a cloth.
Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a
breakdown, use the tables shown for diagnosis based on the Engine and Radiator Troubleshooting (Table 7). If the problem
cannot be remedied, consult our company's business office or service plant.
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 85
ENCLOSURE ASSY.
DCA-60SSI2 --- ENCLOSURE ASSY.
UP TO S/N3656070
ADD THE FOLLOWING DIGITS AFTER THE PART NUMBER
WHEN ORDERING ANY PAINTED PANEL TO
INDICATE COLOR OF UNIT:
1-ORANGE
2-WHITE
3 -SPECTRUM GRAY
4 -SUNBELT GREEN
DCA-60SSI2 — PARTS AND OPERATION MANUAL— REV. #3 (09/15/01) — PAGE 87
ENCLOSURE ASSY.
DCA-60SSI2 --- ENCLOSURE ASSY.
UP TO S/N3656070
ADD THE FOLLOWING DIGITS AFTER THE PART NUMBER
WHEN ORDERING ANY PAINTED PANEL TO
INDICATE COLOR OF UNIT:
1-ORANGE
2-WHITE
3 -SPECTRUM GRAY
4 -SUNBELT GREEN