PAGE 4 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
NOTE
Specification and part number
are subject to change without
notice.
PARTS ORDERING PROCEDURES
Ordering parts has never been easier!
Choose from three easy options:
Effective:
January 1
st
, 2006
Best Deal!
Order via Internet (Dealers Only):
Order parts on-line using Multiquip’s SmartEquip website!
■
View Parts Diagrams
■
Order Parts
■
Print Specification Information
Goto www.multiquip.com and click on
Order Parts
to log in and save!
Order via Fax (Dealers Only):
All customers are welcome to order parts via Fax.
Domestic (US) Customers dial:
1-800-6-PARTS-7 (800-672-7877)
Non-Dealer Customers:
Contact your local Multiquip Dealer for
parts or call 800-427-1244 for help in
locating a dealer near you.
Order via Phone:
If you have an MQ Account, to obtain a
Username and Password, E-mail us at:
parts@multiquip.com.
To obtain an MQ Account, contact your
District Sales Manager for more information.
internet
Use the
on
Standard orders
and qualify for a 5% Discount
for all orders which include
complete part numbers.*
Fax
your order in and qualify for a 2% Discount
on
Standard orders
for all orders which include
complete part numbers.*
Domestic (US) Dealers Call:
1-800-427-1244
International Customers
their local Multiquip Representatives for
Parts Ordering information.
Note: Discounts Are Subject To Change
Note: Discounts Are Subject To Change
should contact
When ordering parts, please supply:
❒❒
Specify Preferred Method of Shipment:
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❒❒
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❒❒
All orders are treated as
and will ship the same day if received prior
to 3PM PST.
www.multiquip.com
WE ACCEPT ALL MAJOR CREDIT CARDS!
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 5
❒
❒❒
✓
UPS/Fed Ex
■
Priority One
■
Ground
■ Next Day
■
Second/Third Day
Standard Orders
✓ DHL
✓
Tr uck
QP-402H — SAFETY MESSAGE ALERT SYMBOLS
FOR YOUR SAFETY AND THE SAFETY OF OTHERS!
Safety precautions should be followed
at all times when operating this
equipment. Failure to read and
understand the Safety Messages and
Operating Instructions could result in
injury to yourself and others.
This Owner’s Manual has been
NOTE
Refer to the engine manufacturer’s instructions for data
relative to its safe operation.
Before using this centrifugal pump, ensure that the
operating individual has read and understands all
instructions in this manual.
SAFETY MESSAGE ALERT SYMBOLS
developed to provide complete
instructions for the safe and
efficient operation of the
Multiquip
Pump
QP-402H Centrifugal
.
Potential hazards associated with the operation of this
equipment will be referenced with Hazard Symbols which
appear throughout this manual, and will be referenced in
conjunction with Safety Message Alert Symbols.
HAZARD SYMBOLS
WARNING - Lethal Exhaust Gases
Engine exhaust gases contain
poisonous carbon monoxide. This gas
is colorless and odorless, and can
cause death if inhaled. NEVER operate
this equipment in a confined area or
enclosed structure that does not provide
ample free flow air.
WARNING - Explosive Fuel
Gasoline is extremely flammable, and its
vapors can cause an explosion if ignited.
DONOT start the engine near spilled fuel
or combustible fluids.
The three (3) Safety Messages shown below will inform you
about potential hazards that could injure you or others. The
Safety Messages specifically address the level of exposure
to the operator, and are preceded by one of three words:
DANGER, WARNING, or CAUTION.
DANGERDANGER
DANGER
DANGERDANGER
You WILL be
if you DO NOT follow these directions.
WARNINGWARNING
WARNING
WARNINGWARNING
You CAN be KILLED or
you DO NOT follow these directions.
CAUTICAUTI
CAUTION
CAUTICAUTI
KILLED
or
SERIOUSLY INJURED
SERIOUSLY INJURED
if
DO NOT fill the fuel tank while the engine is running or
hot. DO NOT overfill tank, since spilled fuel could ignite if
it comes into contact with hot engine parts or sparks from
the ignition system. Store fuel in approved containers, in
well-ventilated areas and away from sparks and flames.
WARNING - Burn Hazards
Engine components can generate extreme
heat. To prevent burns, DO NOT touch
these areas while the engine is running or
immediately after operations. Never
operate the engine with heat shields or heat
guards removed.
CAUTION - Respiratory Hazard
ALWAYS wear approved
protection when required.
respiratory
You CAN be
these directions.
PAGE 6 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
INJURED
if you DO NOT follow
QP-402H — SAFETY MESSAGE ALERT SYMBOLS
CAUTION - Rotating Parts
NEVER operate equipment with covers,
or guards removed. Keep fingers, hands,
hair and clothing away from all moving
parts to prevent injury.
CAUTION - Accidental Starting
ALWAYS place the engine ON/OFF
switch in the OFF position, when the
pump is not in use.
CAUTION - Sight and Hearing Hazards
ALWAYS wear approved eye and
hearing protection.
CAUTION - Equipment Damage Messages
Other important messages are provided throughout this
manual to help prevent damage to your pump, other
property, or the surrounding environment.
This pump, other property, or the
NOTE
surrounding environment could
be damaged if you do not follow
instructions.
WARNING - Do Not Run the Pump Dry
If the pump loses prime while operating, the remaining
water in the casing will reach near-boiling temperatures
within approximately 15 minutes. NEVER operate the pump
without water flowing through the pump. Allow pump casing
to cool to the touch before opening the fill or drain caps or
before removing any hoses to avoid serious burns and
bodily injury to the operator.
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 7
QP-402H — RULES FOR SAFE OPERATION
DANGEROUS
GAS FUMES
■
DANGER - READ THIS MANUAL!
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
QP402H Centrifugal Pump.
General Safety:
■
DO NOT operate or service this
equipment before reading this entire
manual.
The operator MUST BE familiar with proper safety
precautions and operations techniques before using
generator.
■
This equipment should not be operated by persons under
18 years of age.
■
NEVER operate this equipment without proper protective
clothing, shatterproof glasses, steel-toed boots and other
protective devices required by the job.
NEVER use accessories or attachments, which are not
recommended by Multiquip for this equipment. Damage
to the equipment and/or injury to user may result.
■
NEVER touch the hot exhaust
manifold, muffler or cylinder. Allow
these parts to cool before servicing
engine or pump.
■
The engine section of this pump requires an adequate
free flow of cooling air.
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 pump or
engine and may cause
injury to people. Remember
the pump's engine gives
off
DEADLY
monoxide gas.
NEVER
carbon
UFLLER
M
operate the pump in any
■
ALWAYS refuel in a well-ventilated area, away from sparks
■
NEVER operate this equipment when not
feeling well due to fatigue, illness or taking
medicine.
■
NEVER operate this equipment under the influence or
drugs or alcohol.
and open flames.
■
ALWAYS use extreme caution when
working with flammable liquids. When
refueling, stop the engine and allow it
to cool. DO NOT
the machine. Fire or explosion could
result from fuel vapors, or if fuel is spilled
on a hot engine.
■
NEVER operate the pump in an
explosive atmosphere or near
combustible materials. An explosion or
■
ALWAYS wear proper respiratory (mask),
hearing and eye protection equipment when
fire could result causing severe
harm or even death.
operating the generator.
■
■
Whenever necessary, replace nameplate, operation and
safety decals when they become difficult read.
■
Manufacturer does not assume responsibility for any
accident due to equipment modifications. Unauthorized
NEVER disconnect any
These devices are intended for operator safety. Disconnection
of these devices can cause severe injury, bodily harm or even
death! Disconnection of any of these devices will void all
warranties.
equipment modification will void all warranties.
smoke
around or near
bodily
"emergency or safety devices"
.
PAGE 8 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
QP-402H — RULES FOR SAFE OPERATION
■
NEVER run engine without air cleaner. Severe engine damage
may occur.
■
ALWAYS read, understand, and follow procedures in
Operator’s Manual before attempting to operate equipment.
■
ALWAYS be sure the operator is familiar with proper safety
precautions and operation techniques before using pump.
■
ALWAYS store equipment properly when it is not being used.
Equipment should be stored in a clean, dry location out of the
reach of children.
■
NEVER leave the pump unattended, turn off engine when
unattended.
■
Unauthorized equipment modifications will void all
warranties.
■
NEVER pump volatile, explosive, flammable or low flash
point fluids. These fluids could ignite or explode.
■
NEVER operate the pump in an
■
Before starting the pump, check that the clean-out cover is
explosive
atmosphere.
securely fasten.
■
ALWAYS ensure pump is on level ground before use.
■
Become familiar with the components of the pump before
operating.
■
ALWAYS replace any worn or damaged warning decals.
■
NEVER pump corrosive chemicals or water containing toxic
substances. These fluids could create serious health and
environmental hazards. Contact local authorities for
assistance.
■
NEVER open the priming plug when
pump is hot. Hot water inside could be
pressurized much like the radiator of an
automobile. Allow pump to cool to the
touch before loosening plug.
The
possibility exists of scalding, resulting
in severe bodily harm.
■
NEVER open the pump housing during operation or start the
pump with the clean-out cover removed. The rotating impeller
inside the pump can cut or sever objects caught in it.
Maintenance Safety:
■
■
■
■
■
■
■
TRANSPORTING
■
■
■
■
EMERGENCIES
■
■
■
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, fuel and
fuel filters.
DO NOT use food or plastic containers to dispose of
hazardous waste.
DO NOT pour waste, oil or fuel directly onto the ground,
down a drain or into any water source.
ALWAYS shutdown engine before transporting.
Tighten fuel tank cap securely and close fuel cock to prevent
fuel from spilling.
Drain fuel when transporting pump over long distances or
bad roads.
ALWAYS tie down the pump during transportation by securing
the pump's guard frame with rope.
ALWAYS know the location of the
nearest
ALWAYS know the location of the nearest
In emergencies
fire extinguisher
always
nearest phone or
.
first aid kit
know the location of the
keep a phone on the job site
.
.
Also know the phone numbers of the nearest
ambulance, doctor
and
fire department
. This
information will be invaluable in case of an
emergency.
■
NEVER block or restrict flow from discharge hose. Remove
kinks from discharge line before starting pump. Operation
with a blocked discharge line can cause water inside pump
to overheat.
■
ALWAYS fill the pump casing with water before starting the
engine. Failure to maintain water inside the pump housing
will cause severe damage to the pump.
■
In winter drain water from pump housing to prevent freezing.
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 9
■
NEVER disconnect any
These devices are intended for operator safety. Disconnection
of these devices can cause severe injury, bodily harm or even
death! Disconnection of any of these devices will void all
warranties.
"emergency or safety devices"
.
QP-402H — SPECIFICATIONS/DIMENSIONS (PUMP)
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19 IN.
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.ni52.42X0.
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24.25 IN.
(61.0 CM.)
30.0 IN
(76.0 CM.)
Figure 1. QP-402H Dimensions
PAGE 10 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
QP-402H — SPECIFICATIONS/DIMENSIONS (ENGINE)
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QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 11
QP-402H — GENERAL INFORMATION
APPLICATION
QP204H Centrifugal Pump
The
is designed to handle all types
of clear water applications. It is ideal for residential use such as
dewatering basements and swimming pools. Both the suction
and discharge ports on the QP-402H pump use a 4-inch diameter
opening, which allows the pump to pump at a rate of
approximately 425 gallons/minute (gpm) or 1,615 liters/minute
Elevation
Higher elevations will effect the performance of the pump. Due to
less atmospheric pressure at higher altitudes, pumps DO NOT
have the priming ability that they have at sea level. This is due to
the “thinner air” or lack of oxygen at higher altitudes.
A general rule of thumb is that for every 1,000 feet of elevation
above sea level a pump will lose one foot of priming ability.
(lpm).
For example, in Flagstaff, Arizona where the elevation is
Centrifugal or self priming pumps are designed to purge air from
the suction line and create a partial vacuum in the pump body.
The reduced atmospheric pressure inside the pump allows water
approximately 7,000 feet, the pump would have a suction lift of
only 18 feet rather than the 25 feet at sea level. Table 3 shows
suction lift at various elevations.
to flow through the suction line and into the pump body. The
centrifugal force created by the rotating impeller pressurizes the
water and expels it from the pump.
Power Plant
This centrifugal pump is powered by either a Honda GX240K1
Standard centrifugal pumps provide an economical choice for
Table 4 shows percentage drops in performance as elevation
increases.
general purpose dewatering. These types of pumps should only
be used in
clear water
applications (agricultural, industrial,
residential) as they have a limited solid handling capability of
only 10% by volume.
Suction Lift
This pump is intended to be used for dewatering applications
and is capable of suction lifts up to 25 feet at sea level. For
optimal suction lift performance keep the suction hose or line as
short as possible. In general, always place the pump as close to
the water as possible.
Pump Support
The pump should always be placed on
ground
NEVER place the pump on
, on a level position.
soft soil
. The suction hose or pipe
solid stationary
connection should always be checked for tightness and leaks. A
small suction leak in the hose or fittings could prevent the pump
from priming.
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PAGE 12 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
QP-402H — PUMP COMPONENTS
7
4
9
5
8
2
4
1
3
6
6
4
Figure 2 shows a typical application using the QP-402H centrifugal pump. Please note that this pump is intended for the removal of
clean water.
Figure 2. QP-402H Pump Application
1.Pump – The model QP-402H is a 4-inch centrifugal pump
used in general de-watering applications. Typical
dewatering applications consist of dewatering basements
and swimming pools.
2.Fill Cap – Prior to operation, the pump casing should be
filled with water. Remove this cap to add water to the pump.
After the initial prime, a sufficient amount of water will be
retained in the casing so that the operator will not need to
re-prime later.
If the casing is dry or has insufficient water, the pump will
have difficulty in priming which could lead to premature
mechanical seal wear thus causing damage to the pump.
3.Discharge Port – Connect a 4-inch discharge hose to this
port.
6.Suction Port – Connect a 4-inch inlet hose to this port.
Use two worm clamps to secure the hose.
7.Suction Hose – Connect this flexible rubber hose to the
suction port on the pump. Make sure that the hose lays flat
and is not kinked. Use only recommended type suction
hose. Contact Multiquip parts department for ordering
information.
8.Drain Plug – Remove this plug to drain water from the
pump.
9.Strainer – Always attach a strainer to bottom side of the
suction hose to prevent large objects and debris from
entering the pump. Strainer should be positioned so that it
will remain completely under water. Running the pump with
the strainer above water for long periods can damage pump.
4.Worm Clamp – Used to secure the hose to the inlet and
outlet ports on the pump. Use two clamps to secure the
hose on the inlet side of the pump.
5.Discharge Hose – Connect this flexible rubber hose to
the discharge port on the pump. Make sure that the hose
lays flat and is not kinked. Use only recommended type
discharge hose. Contact Multiquip parts department for
ordering information.
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 13
DANGER - Fueling The Engine
If pump is placed in a truck bed with a plastic liner,
REMOVE pump from truck bed and place on
ground (Figure 3) to refuel. The possibility of
or
explosion
exists, due to static electricity.
fire
QP-402H — REFUELING
PLASTIC
TRUCK-BED
LINER
DO NOT ADD FUEL
TO PUMP IF PUMP IS PLACED
INSIDE TRUCK-BED WITH
PLASTIC LINER. POSSIBILITY EXISTS
OF EXPLOSION OR FIRE DUE TO
Figure 3. Pump Refueling
DANGER
.STATIC ELECTRICITY
PAGE 14 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
QP-402H — BASIC ENGINE
Figure 4. Engine Controls and Components
INITIAL SERVICING
The engine (Figure 4) must be checked for proper lubrication and
filled with fuel prior to operation. Refer to the manufacturers engine
manual for instructions and details of operation and servicing. The
engine shown above is a HONDA engine, operation for other
types of engines may vary somewhat.
1.Fuel Filler Cap – Remove this cap to add unleaded
gasoline to the fuel tank. Make sure cap is tightened
securely. DO NOT over fill.
6.Choke Lever – Used in the starting of a cold engine, or in
cold weather conditions. The choke enriches the fuel
mixture.
7.Air Cleaner – Prevents dirt and other debris from entering
the fuel system. Remove wing-nut on top of air filter
cannister to gain access to filter element.
CAUTION - Fueling The Engine
Adding fuel to the tank should be done only when
the engine is stopped and has had an
opportunity to cool down. In the event of a fuel
spill, DO NOT attempt to start the engine until
the fuel residue has been completely wiped up,
and the area surrounding the engine is dry.
2.Throttle Lever – Used to adjust engine RPM speed (lever
SLOW
advanced forward
FAST
).
3.Engine ON/OFF Switch – ON position permits engine
starting, OFF position stops engine operations.
4.Recoil Starter (pull rope) – Manual-starting method. Pull
the starter grip until resistance is felt, then pull briskly and
smoothly.
, lever back toward operator
8.Spark Plug – Provides spark to the ignition system. Set
spark plug gap to 0.6 - 0.7 mm (0.028 - 0.031 inch) Clean
spark plug once a week.
9.Muffler – Used to reduce noise and emissions.
CAUTION - Burn Hazard
Engine components can generate extreme heat.
To prevent burns, DO NOT touch these areas
while the engine is running or immediately after
operating. NEVER operate the engine with the
muffler removed.
NOTE
Operating the engine without an
air filter, with a damaged air filter,
or a filter in need of replacement
will allow dirt to enter the engine,
causing rapid engine wear.
5.Fuel Valve Lever – OPEN to let fuel flow, CLOSE to stop
the flow of fuel.
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 15
10.Fuel Tank – Holds unleaded gasoline. For additional
information refer to engine owner's manual.
Pre-Inspection (Engine)
1.Read safety instructions at the
beginning of manual.
2.Clean the pump, removing dirt and
dust, particularly the engine
cooling air inlet, carburetor and air
cleaner.
QP-402H — PRE-INSPECTION (ENGINE)
3.Check the air filter for dirt and dust. If air filter is dirty, replace
air filter with a new one as required.
4.Check carburetor for external dirt and dust. Clean with dry
compressed air.
5.Check fastening nuts and bolts for tightness.
Engine Oil Check
1.To check the engine oil level, place the pump on secure
level ground with the engine stopped.
2.Remove the filler dipstick from the engine oil filler hole
(Figure 5) and wipe clean.
Diesel is extremely flammable, and its vapors
can cause an explosion if ignited. DO NOT
start the engine near spilled fuel or
combustible fluids. DO NOT smoke while
refueling. DO NOT attempt to refuel the pump
if the engine is
Fuel Check
Figure 6. Engine Oil Dipstick (Oil Level)
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WARNING - Explosive Fuel
Explosive Fuel
hot!
or
running
.
Figure 5. Engine Oil Dipstick (Removal)
3.Insert and remove the dipstick without screwing it into the filler
neck. Check the oil level shown on the dipstick.
4.If the oil level is low (Figure 6), fill to the edge of the oil filler
hole with the recommended oil type (Table 5). Maximum oil
capacity is 1.16 quarts (1.1 liters)
PAGE 16 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
1.Remove the gasoline cap located on top of fuel tank.
2.Visually inspect to see if the fuel level is low. If fuel is low,
replenish with unleaded fuel.
3.When refueling, be sure to use a strainer for filtration. DO
NOT top-off fuel. Wipe up any spilled fuel
immediately!
QP-402H — PRE-SETUP (PUMP)
Pre-Setup (Pump)
1.Read safety instructions at the
beginning of manual.
2.Place pump as near to water as
possible, on a firm flat, level surface.
3.To pr ime pump, remove fill cap (Figure 2) and fill pump casing
with water. If the pump casing is not filled with water before
starting, it will not begin pumping.
5.The discharge hose is usually a
6.Make sure the
CAUTION - Pump Casing
Pump casing
must
be filled with water before using pump.
Otherwise pump will not be able to begin pumping.
WARNING - High Pressure
The strainer should be positioned so it will remain completely
DO NOT open
fill cap
if pump is hot!
Water inside may be under pressure.
under water
water for long periods can damage the pump.
The possibility exists of scalding,
resulting in severe bodily harm.
Suction and discharge hoses are
NOTE
available from Multiquip. Contact
your nearest dealer for more
information.
collapsible
hose, however if a thin-walled discharge hose is not available, a rigid suction hose can be substituted in its place.
suction strainer
securely attached to the water end of the suction hose. The
strainer is designed to protect the pump by preventing large
objects from being pulled into the pump.
(Figure 2) is clean and
(thin-walled)
CAUTION - Strainer
. Running the pump with the strainer above
CAUTION - Flammable Fluids-Chemicals
DO NOT pump flammable fluids, corrosive chemicals or fluids
4.Check for
between the pump and engine housing, the seal inside the
pump may be worn or damaged. Continued operation of the
pump is not recommended. Further usage of the pump under
these conditions may cause severe water damage to engine.
Hoses and Clamps
1.Check that all hoses are
Make certain suction hose (Figure 2) does not have any air
leakage. Tighten hose clamps and couplings as required.
2.It is recommended that 2 clamps be used when securing the
suction hose to the inlet side (suction) of the pump.
3.Remember suction hoses must be
collapse when the pump is in operation.
Check that the
4.
Place hose so that it lays as straight as it is possible on the
ground. Remove any twists or sharp bends from hose which
may block the flow of water.
leaks
between pump and engine. If water is leaking
discharge
securely
hose (Figure 2) is not restricted.
attached to the pump.
rigid
enough not to
containing toxic substances. These fluids can create potentially
dangerous health and environmental hazards. Contact local
authorities for assistance.
CAUTION - Mechanical Seal
This pump uses a water-cooled
water from seeping into the engine. The passage of water
through the pump casing lubricates the seal and prevents it
from overheating.
in the casing as this will cause damage to the mechanical
seal.
NEVER!
operate the pump without water
mechanical seal
to prevent
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 17
QP-402H — INITIAL START-UP (ENGINE)
CAUTION - Read Manual
DO NOT attempt to operate the pump until
the Safety, General Information and
Inspection sections of this manual have
read and thoroughly understood
been
This section is intended to assist the operator with the
start-up
section be read carefully before attempting to use the pump in
the field.
Starting the Engine (
1.Place the engine
of the trash pump. It is extremely important that this
HONDA
engine)
fuel valve lever
position.
.
initial
(Figure 7) to the "ON"
3.Place the
if starting a
4.Place the
if starting a
choke lever
cold
Figure 9. Engine Choke Lever (Closed)
choke lever
warm engine
(Figure 9) in the "
engine.
(Figure 10) in the "
or the
CLOSED
OPEN
" position
" position
temperature is warm.
Figure 7. Engine Fuel Valve Lever (ON Position)
2.Move the
position, about 1/3 of the way toward the fast position.
Figure 8. Throttle Lever (1/3 Start Position)
throttle lever
(Figure 8) away from the slow
Figure 10. Engine Choke Lever (Open)
5.Place the
position.
Figure 11. Engine ON/OFF Switch (ON Position)
engine ON/OFF switch
(Figure 11) in the "
ON
"
PAGE 18 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
QP-402H — INITIAL START-UP (ENGINE)
6.Grasp the starter grip (Figure 12) and slowly pull it out. The
resistance becomes the hardest at a certain position, corresponding to the compression point. Pull the starter grip briskly
and smoothly for starting.
ALWAYS run engine at
Stopping The Engine
Normal Shutdown
1.Move the throttle lever to the IDLE position (Figure 15) and
run the engine for three minutes at low speed.
Figure 12. Starter Grip
7.If the engine has started, and the choke lever was moved to
CLOSED
the
choke lever lever to the
up.If the engine has not started repeat steps 1 through 6.
position to start the engine, gradually move the
OPEN
position as the engine warms
2.After the engine
“OFF” position (Figure 16).
CAUTION - Maximum Engine Speed
full speed
Figure 15. Throttle Lever (Idle)
cools
, turn the engine ON/OFF switch to the
while pumping.
Figure 13. Choke Lever (Open)
8.Before the pump is placed into operation, run the engine for
several minutes. Check for fuel leaks, and noises that would
associate with a lose component.
To begin pumping, place the throttle lever (Figure 14) in the
9.
RUN" position
"
.
3.Place the
position.
Emergency Showdown
1.Move the throttle lever quickly to the
the engine ON/OFF switch in the
Figure 14. Throttle Lever (Run)
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 19
Figure 16. Engine ON/OFF Switch (OFF)
fuel shut-off lever
Figure 17. Fuel Valve Lever (OFF)
(Figure 17) in the OFF
IDLE
position, and place
OFF
position.
QP-402H — MAINTENANCE (PUMP)
Pump Vacuum Test
7.If the vacuum tester gauge indicates a reading
below
CAUTION - Pump Priming
DO NOT attempt to start the engine unless the pump has
previously been
will occur if pump has not been primed.
To perform the pump vacuum test do the following:
1.Remove the pump fill cap (Figure 2), and fill the pump
with water.
2.Start the engine as outlined in the initial start-up section,
and wait for the pump to begin pumping.
3.As shown in Figure 18 (next page), place a water hose
inside the discharge opening of the pump, and turn on
the water. This flow of water into the discharge opening
will
prevent
4.Place the
the pump suction (inlet) opening (Figure 17) with the
vacuum gauge facing upwards. It may be necessary to
apply a small amount of water around the rubber seal of
the vacuum tester to make a good suction fit.
primed
the pump from running dry.
Pump Vacuum Tester
with water. Severe pump damage
(P/N 7000030) over
is not functioning correctly, and corrective action needs
to be taken.
8.To test the
vacuum tester should remain attached to the pump
suction inlet port by vacuum. This indicates the pump's
flapper valve is seating properly to hold water in the
suction hose when the engine is stopped. This prevents
backflow and allows for faster priming when the engine
is restarted.
-20 in. Hg, it can then be assumed that the pump
flapper valve
, shut down the engine. The
5.Check and make sure that there are no air leaks between
the vacuum tester and the inlet port on the pump. If air
leaks are present reset vacuum tester.
6.Run the pump for a few minutes while monitoring the
vacuum gauge. If the gauge indicates a reading between
-25 and -20 in. Hg. (inches of mercury) then it can be
assumed that the pump is working correctly.
25 in. Hg (inches of mercury)
NOTE
translates into 25 feet of lift at
level
.
sea
PAGE 20 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
QP-402H — MAINTENANCE (PUMP)
CAUTION
DO NOT RUN PUMP
WITHOUT WATER.
PLACE VACUUM TESTER
OVER PUMP SUCTION PORT
DISCHARGE
PORT
WATER HOSE
WATER
SOURCE
DIRECTION
OF WATER
FLOW
-15
-10
-20
-40
ACCEPTABLE READING
SHOULD BE BETWEEN
-25 AND -20 IN. HG.
PUMP VACUUM
-25
-30
-80
-100
-60
in. Hg
kPa
WIKA
-20
R
25 IN. HG. TRANSLATES
-5
INTO 25 FEET OF LIFT
AT SEA LEVEL.
TESTER
Figure 18. Pump Vacuum Tester
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 21
Engine Maintenance
Perform engine maintenance procedures as referenced by
Table 6 below:
QP-402H — MAINTENANCE (ENGINE)
eludehcSecnanetniaMenignE.6elbaT
TSRIF
)3(NOITPIRCSEDNOITAREPOEROFEB
KCEHCX
liOenignE
EGNAHCX
KCEHCX
renaelCriA
EGNAHC)1(X
stloB&stuNllA
gulPkrapS
sniFgnilooCKCEHCX
retserrAkrapSNAELCX
knaTleuFNAELCX
fInethgit-eR
yrasseceN
NAELC-KCEHCX
ECALPERX
X
HTNOM
RO
.SRH01
YREVE
SHTNOM3
RO
.SRH52
YREVE
SHTNOM6
RO
.SRH05
YREVE
RAEY
RO
01
.SRH0
YREVE
SRAEY2
RO
.SRH002
retliFleuFKCEHCX
NOTE
deepSeldITSUJ
ecnaraelCevlaVTSUJDA-KCEHC)2(X
senilleuFKCEHC)2()yrassecenfiecalper(sraey2yrevE
neuqerferomecivreS)1(YTSUD.saera
Reference manufacturer engine
manual for specific servicing
PAGE 22 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
QP-402H — MAINTENANCE (ENGINE)
MAINTENANCE
Perform the engine maintenance procedures as indicated below:
DAILY
■
Thoroughly remove dirt and oil from the engine and control
area. Clean or replace the air cleaner elements as necessary.
Check and retighten all fasteners as necessary. Check the
spring box and bellows for oil leaks. Repair or replace as
needed.
WEEKLY
■
Remove the fuel filter cap and clean the inside of the fuel
tank.
■
Remove or clean the filter at the bottom of the tank.
■
Remove and clean the spark plug (Figure 19), then adjust
the spark gap to 0.028 ~0.031 inch (0.6~0.7 mm). This unit
has electronic ignition, which requires no adjustments.
ENGINE AIR CLEANER
1.Remove the air cleaner cover and foam filter element as
2.Tap the paper filter element (Figure 21) several times on a
3.Clean foam element in warm, soapy water or nonflammable
DANGER - Cleaning Solvents
The DO NOT use gasoline as a cleaning
solvent, because that would create a risk
of fire or explosion.
shown in Figure 21.
hard surface to remove dirt, or blow compressed air [not
exceeding 30 psi (207 kPa, 2.1 kgf/cm
element from the air cleaner case side.
Brushing will force dirt into the fibers. Replace the paper filter
element if it is excessively dirty.
solvent. Rinse and dry thoroughly. Dip the element in clean
engine oil and completely squeeze out the excess oil from the
element before installing.
2
)] through the filter
NEVER
brush off dirt.
Figure 19. Spark Plug Gap
ENGINE OIL
warm
1.Drain the engine oil when the oil is
Figure 20.
2.Remove the oil drain bolt and sealing washer and allow
the oil to drain into a suitable container.
3.Replace engine oil with recommended type oil as listed in
Table 5. Engine oil capacity is 1.16 quarts (1.1 liters). DONOT overfill.
4.Install drain bolt with sealing washer and tighten securely.
as shown in
Figure 21. Engine Air Cleaner
Figure 20. Engine Oil (Draining)
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 23
QP-402H — PREPARATION FOR LONG -TERM STORAGE
Pump Storage
For storage of the pump for over 30 days, the following is
required:
z
Drain the fuel tank completely.
z
Run the engine until the fuel in the carburetor is
completely consumed.
z
Completely drain used oil from the engine crankcase
and fill with fresh clean oil, then follow the procedures
described in the engine manual for engine storage.
z
Remove the drain plug from the pump and drain out any
water from left in the housing.
z
Remove the pump cover and clean inside of pump
housing. Coat inside of pump housing with a light film of
oil to reduce corrosion. A spray can of oil works well for
this application.
z
Cover suction and discharge ports with duct tape to
prevent any foreign matter from falling into pump.
z
Cover pump and engine with plastic covering or
equivalent and store in a clean, dry place.
z
To protect the water cooled-seals, place one-half pint of
lubricating oil (new or used) through the discharge opening
on the pump and crank the engine several times. This
will prevent excessive corrosion and also keep the
mechanical seal lubricated.
PAGE 24 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
NOTE PAGE
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 25
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 27
QP-402H — EXPLANATION OF CODE IN REMARKS COLUMN
The following section explains the different symbols and
remarks used in the Parts section of this manual. Use the help
numbers found on the back page of the manual if there are any
questions.
The contents and part numbers listed in the parts section are
subject to change
guarantee the availibility of the parts listed.
312348HOSE ................... A/R .... MAKE LOCALLY
412349BEARING ............... 1 ...... S/N 2345B AND ABOVE
NO. Column
Unique Symbols - All items with same unique symbol
(
, #, +, %, or >) in the number column belong to the same
*
assembly or kit, which is indicated by a note in the “Remarks”
column.
Duplicate Item Numbers - Duplicate numbers indicate
multiple part numbers are in effect for the same general
item, such as different size saw blade guards in use or a
part that has been updated on newer versions of the same
machine.
When ordering a part that has more than one
item number listed, check the remarks column
for help in determining the proper part to order.
without notice
WASHER, 1/4 IN. .............
. Multiquip does not
NOT SOLD SEPARATELY
MQ-45T ONLY
*
QTY. Column
Numbers Used - Item quantity can be indicated by a
number, a blank entry, or A/R.
A/R (As Required) is generally used for hoses or other parts
that are sold in bulk and cut to length.
A blank entry generally indicates that the item is not sold
separately. Other entries will be clarified in the “Remarks”
Column.
REMARKS Column
Some of the most common notes found in the “Remarks”
Column are listed below. Other additional notes needed to
describe the item can also be shown.
Assembly/Kit
unique symbol will be included when this item is purchased.
Indicated by:
“INCLUDES ITEMS W/(unique symbol)”
Serial Number Break
number range where a particular part is used.
Indicated by:
“S/N XXXXX AND BELOW”
“S/N XXXX AND ABOVE”
“S/N XXXX TO S/N XXX”
Specific Model Number Use
used only with the specific model number or model number
variant listed. It can also be used to show a part is NOT
used on a specific model or model number variant.
Indicated by:
“XXXXX ONLY”
“NOT USED ON XXXX”
- All items on the parts list with the same
- Used to list an effective serial
- Indicates that the part is
PART NO. Column
Numbers Used - Part numbers can be indicated by a
number, a blank entry, or TBD.
TBD (To Be Determined) is generally used to show a part
that has not been assigned a formal part number at time of
publication.
A blank entry generally indicates that the item is not sold
separately or is not sold by Multiquip. Other entries will be
clarified in the “Remarks” Column.
PAGE 28 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
“Make/Obtain Locally”
purchased at any hardware shop or made out of available
items. Examples include battery cables, shims, and certain
washers and nuts.
“Not Sold Separately”
purchased as a separate item and is either part of an
assembly/kit that can be purchased, or is not available for
sale through Multiquip.
- Indicates that the part can be
- Indicates that an item cannot be
QP-402H — SUGGESTED SPARE PARTS
QP-402H CENTRIFUGAL PUMP 1 TO 3 UNITS WITH HONDA
GX240K1PMT2/GX240U1PMT2 ENGINE(S)
Qty.P/NDescription
3KIT402H................... KIT, PUMP
20631211100 ............. DRAIN CAP, FLOODING
20480350300 ............. O-RING DRAIN CAP
11424000030 ............. IMPELLER
317210ZE2822 ........... ELEMENT AIR CLEANER DUAL
39807956846 ............. SPARK PLUG
39807955855 ............. SPARK PLUG
3
3
3
1
1
2846ZE2W01 ........... ROPE STARTER, S/N 3793540 AND BELOW
2846ZE2W11 ........... ROPE STARTER, S/N 3793541 AND ABOVE
◊◊
◊
2846ZE2W11 ........... ROPE STARTER
◊◊
17620ZH7023 ........... CAP, FUEL WITH GASKET
◊◊
◊
17620Z0T305 ........... CAP, FUEL WITH GASKET
◊◊
NOTE
NOTE
Part number on this Suggested
Spare Parts List may super cede/
replace the P/N shown in the text
pages of this book.
GX240K1PMTNH1: Model QP-402H S/N 402H-0417 AND BELOW
◊◊
◊
GX240U1PMTNH1: Model QP-402H S/N 402H-0418 AND ABOVE
◊◊
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 29
PUMP ASSY.
QP-402H — PUMP ASSY.
44
36
PUMP
KIT
17
5
23
18
28
26
4
16
24
7
37
13
31
18
12
14
15
26
6
8
31
25
42
21
22
19
43
11
39
41
40
31
31
9
34
31
10
34
34
31
32
29
38
34
PAGE 30 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
061A1ZE2040GASKET KIT, ENGINE ............................. 1 .......... S/N 4045100 AND ABOVE
GX240K1PMTNH1: Model QP-402H S/N 402H-0417 AND BELOW
NOTE
◊◊
◊
GX240U1PMTNH1: Model QP-402H S/N 402H-0418 AND ABOVE
◊◊
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 65
LABELS ASSY.
HONDA
GX240K1PMT2
/GX240U1PMT2 ENG. — LABELS ASSY.
PAGE 66 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
HONDA
LABELS ASSY.
NO.PART NO.PART NAMEQTY.REMARKS
1
1
1
2
3
3
4
4
5
87521ZE2W01EMBLEM (GX240 HONDA 8.0) ..................... 1 .............S/N 4192760 AND BELOW
87521ZE2W02EMBLEM (GX240 HONDA 8.0) ..................... 1 .............S/N 4192761 AND ABOVE
◊◊
◊
87521ZE2W03EMBLEM (GX240 HONDA 8.0) ..................... 1 .............S/N 4192761 AND ABOVE
◊◊
◊◊
◊
87532ZH7000MARK, THROTTLE INDICATION
◊◊
87528ZE2810MARK, CHOKE (ORANGE)1
◊◊
◊
87528ZH7000MARK, CHOKE (GRAY)1
◊◊
87522ZH9010LABEL, CAUTION1
◊◊
◊
87516ZH7000MARK, OPERATOR CAUTION1
◊◊
87532ZH8810MARK, OIL ALERT (E)1
NOTE
GX240K1PMT2
GX240K1PMTNH1: Model QP-402H S/N 402H-0417 AND BELOW
◊◊
◊
GX240U1PMTNH1: Model QP-402H S/N 402H-0418 AND ABOVE
◊◊
/GX240U1PMT2 ENG. — LABELS ASSY.
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 67
TERMS AND CONDITIONS OF SALE — PARTS
PAYMENT TERMS
Terms of payment for parts are net 30 days.
FREIGHT POLICY
All parts orders will be shipped collect or
prepaid with the charges added to the invoice.
All shipments are F.O.B. point of origin.
Multiquip’s responsibility ceases when a signed
manifest has been obtained from the carrier,
and any claim for shortage or damage must be
settled between the consignee and the carrier.
MINIMUM ORDER
The minimum charge for orders from Multiquip
is $15.00 net. Customers will be asked for
instructions regarding handling of orders not
meeting this requirement.
RETURNED GOODS POLICY
Return shipments will be accepted and credit
will be allowed, subject to the following provisions:
1.A Returned Material Authorization must
be approved by Multiquip prior to shipment.
2.To obtain a Return Material Authorization,
a list must be provided to Multiquip Parts
Sales that defines item numbers, quantities, and descriptions of the items to be
returned.
a. The parts numbers and descriptions
must match the current parts price
list.
b. The list must be typed or computer
generated.
c. The list must state the reason(s) for
the return.
d. The list must reference the sales
order(s) or invoice(s) under which the
items were originally purchased.
e. The list must include the name and
phone number of the person requesting the RMA.
3.A copy of the Return Material Authorization must accompany the return shipment.
4.Freight is at the sender’s expense. All
parts must be returned freight prepaid to
Multiquip’s designated receiving point.
5.Parts must be in new and resalable con-
6.The following items are not returnable:
7.The sender will be notified of any material
8.Such material will be held for five working
9.Credit on returned parts will be issued at
10. In cases where an item is accepted, for
11. Credit issued will be applied to future
PRICING AND REBATES
Prices are subject to change without prior
notice. Price changes are effective on a specific date and all orders received on or after that
date will be billed at the revised price. Rebates
for price declines and added charges for price
increases will not be made for stock on hand
at the time of any price change.
Multiquip reserves the right to quote and sell
dition, in the original Multiquip package (if
any), and with Multiquip part numbers
clearly marked.
a. Obsolete parts. (If an item is in the
price book and shows as being replaced by another item, it is obsolete.)
b. Any parts with a limited shelf life
(such as gaskets, seals, “O” rings,
and other rubber parts) that were purchased more than six months prior to
the return date.
c. Any line item with an extended dealer
net price of less than $5.00.
d. Special order items.
e. Electrical components.
f.Paint, chemicals, and lubricants.
g. Decals and paper products.
h. Items purchased in kits.
received that is not acceptable.
days from notification, pending instructions. If a reply is not received within five
days, the material will be returned to the
sender at his expense.
dealer net price at time of the original
purchase, less a 15% restocking charge.
which the original purchase document
can not be determined, the price will be
based on the list price that was effective
twelve months prior to the RMA date.
purchases only.
direct to Government agencies, and to Original
Equipment Manufacturer accounts who use
our products as integral parts of their own
products.
SPECIAL EXPEDITING SERVICE
A $35.00 surcharge will be added to the invoice
for special handling including bus shipments,
insured parcel post or in cases where Multiquip
must personally deliver the parts to the carrier.
LIMITATIONS OF SELLER’S LIABILITY
Multiquip shall not be liable hereunder for
damages in excess of the purchase price of the
item with respect to which damages are
claimed, and in no event shall Multiquip be
liable for loss of profit or good will or for any
other special, consequential or incidental dam-
ages.
LIMITATION OF WARRANTIES
No warranties, express or implied, are made
in connection with the sale of parts or trade
accessories nor as to any engine not manufac-
tured by Multiquip. Such warranties made in
connection with the sale of new, complete units
are made exclusively by a statement of war-
ranty packaged with such units, and Multiquip
neither assumes nor authorizes any person to
assume for it any other obligation or liability
whatever in connection with the sale of its
products. Apart from such written statement of
warranty, there are no warranties, express,
implied or statutory, which extend beyond the
description of the products on the face hereof.
Effective: February 22, 2006
PAGE 68 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
NOTES
QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 69
Multiquip Inc, the MQ logo are registered trademarks of Multiquip Inc. and may not be used, reproduced, or altered without written permission. All other trademarks are the
property of their respective owners and used with permission.
This manual MUST accompany the equipment at all times. This manual is considered a permanent part of the equipment and should remain with the unit if resold.
The information and specifications included in this publication were in effect at the time of approval for printing. Illustrations, descriptions, references and technical data
contained in this manual are for guidance only and may not be considered as binding. Multiquip Inc. reserves the right to discontinue or change specifications, design or
the information published in this publication at any time without notice and without incurring any obligations.
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