The aerial platform is not electrically insulated. Death or serious injury can result
from contact with,or inadequate clearance from,an energized conductor.
Do not go closer than the minimum safe approach distance as defined by the Mini
mum Safe Approach Distance section in Chapter 3–Safety.
Regard all conductors as energized.
Allow for electrical wire sag and aerial platform sway.
If the platform, booms, or any part of the aerial platform contacts a high-voltage electrical
conductor, the entire machine can become electrically charged.
Ifthathappens,remain onthe machineand donot contactanyotherstructure orobject.This
includestheground, adjacentbuildings,poles,andany otherobjectsthat are notpartofthe
aerial platform.
Such contact could make your body a conductor to the other object, creating an electrical
shock hazard resulting in death or serious injury.
If an aerial platform is in contact with an energized conductor the platform operator must
warn groundpersonnelinthevicinityto stay away.Theirbodies can conduct electricity creating an electrical shock hazard resulting in death or serious injury.
Do not approach or leave the aerial platform until the electricity has been turned off.
Donot attempttooperatethe lowercontrolswhentheplatform,booms,oranypartof theae
rial platform isincontactwitha high-voltage electrical conductor or ifthereisanimmediate
danger of such contact.
Personnel on or near an aerial platform must be continuously aware of electrical hazards,
recognizingthat deathor seriousinjurycanresultfromcontactwithanenergizedconductor.
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-
Battery posts, terminals and related accessories contain
lead and lead components, chemicals knownto the State
of California to cause cancer and birthdefects or other
reproductive harm. Wash hands after handling.
The aerial platform is a boom-supported elevating work
platform used to raise personnel, their tools, and mate
rial to the workstation. The booms are raised and low
ered with hydraulic cylinders. Hydraulic motors on the
drivewheels providepowerto movetheaerialplatform.
The standard machine includes the following features.
●
Proportional drive control
●
Pneumatic tires
●
Gasoline liquid cooled engine
●
High engine temperature shut down
●
Low oil pressure shut down
●
Hour meter
●
Ammeter
●
Coolant temperature gauge
●
Hydraulic oil level and temperature gauges
●
Battery operated emergency power system
●
Manual lowering valve
●
Tilt alar m
●
360° continuous turntable rotation
●
Tie-down lugs
●
Lifting lugs
●
AC electrical outlet with GFCI at platform
●
5′ steel 600 lb capacity platform
●
Gravity gate
●
Five year warranty
The aerial platform has been manufacturedtoconform
toallapplicablerequirements of the followingorganiza
tions.
●
Occupational Safety and Health Administration
(OSHA)
●
American National Standards Institute (ANSI)
●
Canadian Standards Association (CSA)
Options
Thefollowingoptionsmaybeprovidedonthe machine.
●
Four-wheel drive
●
Road tread tires
●
Foam filled tires
●
Drive motion alarm
●
Diesel air cooled engine
●
Dual fuel with 12 gallon gasoline tank
●
Dual fuel with 20 gallon gasoline tank
●
Flashing light
●
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Driving lights
●
Platform work lights-flood or halogen
●
Horn
●
Platform control cover
●
Swinging platform gate
●
8′ aluminum 600 lb capacity platform
●
8′ aluminum 600 lb capacity platform with
guardrails
●
8′ steel 500 lb capacity platform
●
5′ aluminum 650 lb platform
●
5′ steel 600 lb platform
●
Sandblast protection kit
●
Cold weather start kit
●
Tow kit
●
AC generator
Operator’s Manual
This manual provides information for safe and proper
operationofthe aerial platform.Because it coversmore
than one model,somefiguresmayonly represent what
isactuallyon themachine.Readand understandtheinformation in this Operator’s Manual before operating
the aerial platform on the job.
Additional copies of this manual may be ordered from
Snorkel. Supply the model and manual part number
from the front cover to assure that the correct manual
will be supplied.
All information in this manual is based on the latest
-
product information at the time of publication. Snorkel
reserves the right to makeproductchangesat any time
without obligation.
Safety Alerts
A safetyalert symbol is used throughout this manual to
indicate danger and caution instructions.Follow these
instructions to reduce the likelihood of personal injury
andpropertydamage.Thetermsdanger andcaution in
dicate varying degrees of personal injury or property
damagethat canresult iftheinstructionis notfollowed.
DANGER
Indicates asituationwhich if not avoided canresult
in death or serious injury.
CAUTION
Indicates asituationwhich if not avoided canresult
in minor injury or property damage.
-
TB37 – 0172094page 1 - 1
Chapter 1. Introduction
Notes
Notes are used to provide special information or helpful
hints to assist in aerial platform operation, but do not indi
cate a hazardous situation.
Operation
The aerial platform has built-in safety featuresand has
beenfactorytested forcompliancewith Snorkel specifi
cations and industr y standards. However, any person
nellifting aerialplatformcanbepotentiallydangerousin
the hands of untrained or careless operators.
DANGER
The potential for an accident increases when the
aerial platform is operated by personnel who are
not trained and authorized. Death or serious injury
can result from such accidents. Read and under
stand the information in this manual and on the
placards and decals on the machine before operat
ing the aerial platform on the job.
Training is essentialandmustbe performed by a quali
fiedperson.Becomeproficientin knowledgeandactual
operation before using the aerial platform on the job.
Youmustbetrainedandauthorizedtoperformanyfunctions of the aer ial platform. Operation of the aerial platform must be within the scope of the machine
specifications.
The operator bears ultimate responsibility for following
all manufacturer’s instructions and warnings, regulationsandsafetyrulesoftheir employerand/orany state
or federal law.
Maintenance
Every person who maintains, inspects,tests,orrepairs
the aerial platform must be qualified to do so.Following
the daily prestart inspection in this Operator’s Manual
will help keep the aerial platform in optimum working
condition. Other maintenance functions must be per
formed by maintenance personnel who are qualified to
work on the aerial platform.
Do not modify this aerial platform without prior written
consent of the Snorkel Engineering Department.Modi
ficationmayvoid thewarranty, adverselyaffectstability,
or affect the operational characteristics of the aerial
platform.
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Manual of Responsibilities
All owners and users of the aerial platform must read,
understand, and comply with all applicable regulations.
Ultimate compliance to OSHA regulations is the re
sponsibility of the user and their employer.
ANSI publications clearly identify the responsibilities of
all personnel who may be involved with the aerial plat
form. A reprint of the “Manual of Responsibilities for
-
Dealers, Owners, Users, Operators, Lessors and Les
sees of ANSI/SIA A92.5-1992 Boom-Supported Ele
-
vating Work Platforms” is available from Snor kel
dealers or from the factory upon request.
Copies are also available from:
Scaffold Industry Association
20335 Ventura Blvd. Suite 310
Woodland Hills, CA 91364-2471 USA
Additional Information
For additional information contact your local dealer or
Snorkel at:
Snorkel Inter national, Inc.
P.O.Box 1160
St. Joseph, MO 64502-1160 USA
816-364-0317
http://www.snorkelusa.com
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page 1 - 2TB37 – 0172094
Chapter 2. Specifications
Component Identification
Guardrails
Upper Controls
latform
Toeboards
Tip Boom
Main Boom
Turntable
Chassis
Rear
TB37 – 0172094page 2 - 1
Front (Steer)
Lower Controls
Chapter 2. Specifications
Working Envelope
50
(15.2)
40
(12.2)
30
(9.1)
20
(6.1)
10
(3.0)
0
10
(3.0)
010
(3.0)
75°
20
(6.1)
18°
30
(9.1)
Feet
(Meters)
page 2 - 2TB37 – 0172094
General Specifications
Chapter 2. Specifications
Aerial Platform
Working height43′ (13.1 m)
Maximum platform height37′ (11.3 m)
Horizontal reach32′ (9.8 m)
Main boom
Articulation-18° to +75°
Extension12′ (3.6 m)
Turntable rotation360° continuous
Turning radius, inside5′ 2″ (1.6 m)
Wheelbase8′ (2.4 m)
Ground clearance10″ (25 cm)
Maximum wheel load5,500 lbs (2,495 kg)
Maximum ground pressure54 psi (3.8 kg/cm²)
Weight, GVW
Approximate10,500 lbs (4,763 kg)
Stowed width7′ 11.5″ (2.4 m)
Stowed length26′ 2″ (8 m)
Stowed height7′ 6″ (2.3 m)
Platform
Dimensions
Standard30″ x60″ (76 cm x 152 cm)
Optional30″ x96″ (76 cm x 244 cm)
Guardrail height30″ x96″
Rated work load
Standard600 lb (272 kg)
Optional500 lb (227 kg)
Optional650 lb (295 kg)
Rotation180°
Maximum number of occupants2 people
Optional AC generator120 V, 17.4 amp
Function Speed
Turntable rotation90 to 100 seconds
Main boom
Up40 to 45 seconds
Down40 to 45 seconds
Extend35 to 45 seconds
Retract30 to 40 seconds
Platform rotation16 to 20 seconds
Drive
High, booms stowed3.0 mph (4.8 km/h)
Low, booms elevated1.0 mph (1.6 km/h)
Drive System
Standard2-wheel dr ive
Optional4-wheel dr ive
Gradeability25%
Tires, 10 ply
Pneumatic12″ x 16.5″ (30 cm x 42 cm)
Flotation15″ x 19.5″ (38 cm x 50 cm)
Foam filledPneumatic or Flotation
Electrical System
Voltage12 V DC negative chassis ground
Source
Gas engine1 -12 V 600 CCA battery
Diesel engine2 - 12 V 600 CCA batteries
Fluid recommendeddistilled water
Hydraulic System
Maximum pressure2,500 psi (17,237 kPa)
Reservoir capacity16.5 US gal (62.4 l)
System capacity20 US gal (75.7 l)
Maximum operating temperature200°F (93°C)
Hydraulic fluid recommended
Gasoline or diesel20 US gal (75.7 l)
LPG43.5 lbs (19.7 kg)
Dual fuel gasoline20 US gal (75.7 l)
12 US gal (45.4 l)
Ambient Air Temperature Operating Range
Fahrenheit0°F to 110°F
Celsius-18°C to 43°C
Maximum Wind Speed
Gust or steady28 mph (45 km/h)
TB37 – 0172094page 2 - 3
Chapter 2. Specifications
Engine Specifications
Ford VSG-413
Ford VSG-413
Fuel typeGasolineLPGDiesel
Deutz F3l-1011
Deutz F3l-1011
Fuel gradeUnleaded gasoline 87
octane
Do not use gasoline
blends with more than 5%
methanol by volume, or
blends that do not contain
cosolvents and corrosion
inhibitors.
Commercial LP gas
DIN 51 601 (February 1986)
•
BS 2869: A1 and A2 (with A2
•
refer to Deutz manual about
sulfur content)
ASTM D 975-88: 1-D and 2-D
•
CEN EN 590 or DIN EN 590
•
NATO Code F-54 and F-75
•
For operating temperatures
•
below 32°F (0°C) use winter
grade diesel.
Displacement79.3 cu. in.(1,300 cc)125 cu. in. (2,049 cc)
Coolant50% water/50% anti-freeze (ethelene glycol)Air
Operating temperature160°F (71°C) to 190°F (88°C)172°F (78°C) to 203°F (95°C)
Oil capacity3.5 qt USA (3.25 l)1.59 U.S. gal.(6.0 l)
Oil gradeAPI: SG, SG/CC or SG/CDAPI: CD grades or higher
Oil viscositySee Engine Oil Viscosity
Running timeOne full tank of gas, diesel, or LPG will last for eight hours under normal working
conditions.
Engine Oil Viscosity
Ford VSG-413
Deutz F3l-1011
Single ViscosityMulti Viscosity
Note:
Not recommended for severe service, including high
RPM operation.
page 2 - 4TB37 – 0172094
Only with engine oil preheating.
Chapter 3. Safety
Knowledgeoftheinformationinthismanual,andproper
training, provide a basis for safely operating the aerial
platform.Know the location of all controls and howthey
operatetoactquicklyandresponsiblyin anemergency.
Safety devices reduce the likelihood of an accident.
Never disable, modify, or ignore any safety device.
Safety alerts in this manual indicate situations where
accidents may occur.
If any malfunction, hazard or potentially unsafe condi
tionrelatingtocapacity,intended use, orsafeoperation
is suspected, stop aerial platform operation and seek
assistance.
The operator bears ultimate responsibility for following
all manufacturer’s instructions and warnings, regula
tionsandsafetyrulesoftheir employerand/orany state
or federal law.
Electrocution Hazards
Theaerialplatform ismadeof metalcomponentsand is
not insulated. Regard all conductors as energized. Do
not operate outside during a thunderstorm.
Minimum Safe Approach Distance
Minimum safe approach distances to energized power
linesandtheir associatedpartsmustbeobservedwhile
operating the aerial platform.
DANGER
The aerial platform is not electrically insulated.
Deathor seriousinjurycan resultfromcontactwith,
or inadequate clearance from, an energized con
ductor.Do not go closer than the minimumsafeap
proach distance as defined by ANSI.
ANSI publications define minimum distances that must
be observed when working near bus bars and ener
gized power lines. Table 1 and Figure 3 are reprinted
courtesy of Scaffold Industry Association, ANSI/SIA
A92.5, page 23.
-
Voltage range
(phase to phase)
0 to 300V
Over 300V to 50kV
Over 50kV to 200kV
Over 200kV to 350kV
Over 350kV to 500kV
Over 500kV to 750kV
Over 750kV to 1000kV
Table 1—Minimum Safe Approach Distance
Minimum safe approach distance
(Feet)(Meters)
Avoid contact
10
15
20
25
35
45
-
-
-
3.05
4.60
6.10
7.62
10.67
13.72
Denotes
prohibited
zone
Figure 3—Minimum Safe Approach Distance
TB37 – 0172094page 3 - 1
Chapter 3. Safety
Prestart Inspection
Perform a prestart inspection before each shift as de
scribed in Chapter 7. Do not use the aerial platform on
thejob unlessyouaretrainedandauthorizedto doso.
Work Place
Inspection and Practices
Do not use the aerial platform as a ground connection
when welding. The welding ground clamp must be at
tachedtothe same structure thatisbeing welded.Elec
trical current flowcan be very intense, causingserious
internal damage to some components.
Inspect the area beforeand during aerial platform use.
Thefollowingaresomepotentialhazards thatmaybein
the work place.
●
Debris
●
Slopes
●
Drop-offs or holes
●
Bumps and floor obstructions
●
Overhead obstructions
●
Unauthorized persons
●
High voltage conductors
●
Wind and weather conditions
●
Inadequate surface and support to withstand load
forcesappliedby theaerialplatformin all operating
configurations
Beforeusing the aerial platforminany hazardous (classified) location, make certain it is approved and of the
typerequiredbyANSI/NFPA 505foruse in thatparticu
lar location.
Know and understand the job site traffic-flow patterns and
obey the flagmen, road signs, and signals.
While operatingtheaerialplatform,agoodsafety prac
ticeistohavequalifiedpersonnelinthe immediatewor k
area to:
●
Help in case of an emergency
●
Operate emergency controls as required
●
Watch for loss of control by platform operator
●
Warn the operator of any obstructions or hazards
that may not be obvious to them
●
Watch for soft terrain, sloping surfaces, drop-offs,
etc. where stability could be jeopardized
●
Watchfor bystandersandnever allowanyonetobe
under, or to reach through the booms while
operating the aerial platform
-
Pinch points may exist between moving compo
DANGER
nents. Death or serious injury can result from be
coming trapped between components, buildings,
structures, or other obstacles. Make sure there is
sufficient clearance around the machine before
moving thechassis,booms, or platform.Allow suffi
cient roomandtimetostop movement to avoidcon
-
tact with structures or other hazards.
Always look in the direction of movement. Drive with
careandat speeds compatiblewith the workplacecon
ditions.Usecautionwhendrivingoverrough ground,on
slopes,andwhenturning.Do not engage inanyform of
horseplay or permit riders any place other than in the
platform.
Secureallaccessories,containers,tools,and otherma
terials in the platform to preventthemfromaccidentally
falling or being kicked off the platform. Remove all ob
jects that do not belong in or on the aerial platform.
Never steady the platform by positioning it against an
other platform.Do not use boards, or other temporary
means to support or level the aerial platform.
Donotoperate the aerialplatformif it isdamagedor not
functioning properly. Qualified maintenance personnel
must correct the problembeforeputting the aerial platform back into service.
Operation
Usethreepoints of support whenenteringorexitingthe
platform. For example, use two hands and one foot
-
when climbing into the platform.
Never cover the platform floor grating or otherwise ob
struct your view below. Make sure the area below the
platform is free of personnel before lowering.
-
Keep both feet positioned firmly on the platform floor.
Operate the controls slowly and deliberately to avoid
jerky and erratic operation. Always stop the controls in
neutral before going in the opposite direction.
Donotdismount while theaerialplatformis in motionor
jump off the platform.
Properly stow the aerial platform and secure it against
unauthorizedoperationat theendof eachworkday,be
fore transporting, or if it is left unattended.
Tip-Over and Falling Hazards
Operatetheaer ial platform onlyona firm, flat, level sur
facecapableof withstanding all load forcesimposedby
the aerial platform in all operatingconditions.Raise the
boomsonly whenthe aerialplatform isonlevelground.
-
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page 3 - 2TB37 – 0172094
Chapter 3. Safety
DANGER
The aerial platformcan tip over if it becomesunstable.
Death or serious injury can result from a tip-overacci
dent.Donotdriveorpositiontheaerialplatf ormforele
vateduse nearan ydrop-off,hole,slope,softor uneven
ground, or other tip-over hazard.
Allplatf ormoccupantsmustwearafallrestraintdevicecon
nected to a lanyard anchor point.
It isbestnotto transfer fromtheplatformtoanother struc
tureorfrom the structuretotheplatform, unlessthatis the
safest way to do the job.Judge each situation separately
takingthe workenvironment intoaccount.If itisnecessary
to transf er from the platform to another structure the fol
lowing guidelines apply:
1. Where possible, place the platform over a roof or
walking structure to do the transfer.
2. Transfer your anchorage from one structure to the
other before stepping across.
3. Remember that you might be transf erring to a struc
ture where
4. Use the platform entrance, do not climb over the
guardrails.
personal fall arrest
is required.
Electrical System
Charge the batteries in a well-ventilated area free of
flame, sparks, or other hazards that might cause fire or
-
explosion.
-
Donotoperateanyoftheaerialplatform functionswhile
the battery charger is plugged in.
-
Batteries give off hydrogen and oxygen that can
combineexplosively.Deathor seriousinjury canre
-
sult from a chemical explosion. Do not smoke or
permit open flames or sparks when checking the
batteries.
-
Battery acidcan damage theskinand eyes.Serious
infection orreactioncan result if medical treatment
is not given immediately. Wearfaceandeye protec
tion when working near the batteries.
Batteries contain sulfuric acid that can damage your
eyes or skin on contact. Wear a face shield, rubber
gloves, and protective clothing when wor king around
batteries. If acid contacts your eyes, flush immediately
with clear water and get medical attention. If acid contacts your skin, wash off immediately with clear water.
DANGER
-
-
Donotoperatetheaerial platforminwindyorgusty conditions. Do not add anything to the aerial platform that
will increase the wind loading such as billboards, banners, flags, etc.
Never operate the aerial platform without all parts of the
guardrail system in place and the gate closed.Makesure
that all protective guards, cowlings, and doors are securely fastened.
Donotexceed theplatformcapacity as indicatedonthe
platform rating placard on the platform. Do not carry
loads that extend beyond the platform guardrails without
prior written consent from Snorkel.
Do not operate the aerial platform from trucks, trailers,
railway cars, floating vessels, scaffolds, or similar
equipment unless the application is approvedinwriting
by Snorkel.
Do not usetheaerialplatformasacrane, hoist, jack,or
for anypurpose other than to position personnel, tools,
and materials.
Donotclimb ontheguardrails oruseladders, planks,or
other devices to extend or increase the work position
from the platform.
Take caretopre v entrope, electrical cords,andhoses, etc.,
from becoming caught in or on the aerial platform. If the
platform or booms becomes caught on an adjacent struc
tureorotherobstacleandispreventedfrom normalmotion,
reverse the control to free the platform. If control reversal
doesnotfreethe platform,ev acuatethe platform beforeat
tempting to free it.
Hydraulic System
The hydraulic system contains hoses with hydraulic
fluid under pressure.
DANGER
Hydraulic fluid escaping under pressure can have
enough force to inject fluid into the flesh. Serious
infection orreactioncan result if medical treatment
is notgivenimmediately.In caseofinjuryby escap
inghydraulic fluid,seekmedical attentionat once.
Do not place yourhandoranypart of yourbodyinfront
of escaping hydraulicfluid.Use a piece of cardboard or
wood to search for hydraulic leaks.
Engine and Fuel
Handling Precautions
Refer to the engine manufacturer’s Operator’s Manual
for complete information on safe engine operation,
maintenance, and specifications.
DANGER
Engine exhaust contains carbon monoxide, a poi
sonous gas that is invisible and odorless.
Breathing engine exhaust fumes can cause death
or serious illness. Do not run the engine in an en
-
closed area or indoors without adequate ventila
tion.
-
Operate dual fuel machines on LPG fuel when indoors
to reduce exhaust fumes and carbon monoxide.
-
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TB37 – 0172094page 3 - 3
Chapter 3. Safety
Be careful not to run the diesel fuel tank empty. Bleed
the fuel system if air enters the lines between the tank
and the injection pump.
Allowtheengine to return to idle beforeshutting the en
gine off.
Do not smoke or permit open flames while fueling or
near fueling operations.
Never removethe fuel cap or fill the fuel tank while the
engine is running orhot.Never allow fuel to spillon hot
machine components.
Maintain control of the fuel filler nozzle when filling the
tank. Spilled fuel is a potential fire hazard.
Tighten the fueltankcapsecurely.Ifthefuelcap is lost,
replace it with an approved cap from Snorkel.Use of a
non-approved cap without proper venting may result in
pressurization of the tank.
Enginecoolantescaping underpressure cancause
serious burns.Shut theengine off and letitcool be
fore removing the radiator cap.
Letthe engineand radiatorcoolbeforeaddingcoolant.
-
Placards and Decals
The aerial platform is equipped with placards and de
cals that provide instruction for operation and accident
prevention. Do not operate the aerial platform if any
placards or decals are missing or not legible.
-
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page 3 - 4TB37 – 0172094
Chapter 4. Safety Devices
This aerial platform is manufactured with safety de
vices, placards, and decals to reduce the likelihood of
an accident. For the safety of all personnel, do not dis
able,modify,orignoreanysafetydevice.Safetydevices
are included in the daily prestart inspection.
DANGER
Thepotentialfor anaccidentincreases whensafety
devices do not function properly. Death or serious
injury can result from such accidents. Do not alter,
disable, or override any safety device.
If any safety devices are defective, remove the aerial
platform from service until qualified maintenance per
sonnel can make repairs.
Emergency Stop Controls
Thereisan emergencystopcontrol atthelowerandup
per controls.
At the lower controls, the emergency stop is a
two-positiontoggleswitch with aredsafety guard (refer
to Figure 4.1). Push the guard down over the toggle
switchtodisconnect power toallcontrolcircuits.Lift the
guard and push the toggle switch up to restore power.
Emergency
Stop Switch
Emergency
Power Switch
Ground Controls
Switch
-
-
-
Figure 4.2—Upper Controls
Emergency
Stop Button
Emergency
Power Switch
Emergency Power System
-
The emergency power system includes a back-up
pump, motor, and battery. Use this system to operate
theboomand turntablefunctionsto lowertheplatform if
the main powersystemfails due to engineorpumpfailure.
Hold the emergency power switch (refer to Figure 4.1
and4.2) downtoactivatetheemergency powersystem.
The length of time the pump can be operated depends
on the capacity of the battery.
Emergency Lowering Knob
Theemergencyloweringknobmaybeusedtolowerthe
booms if the engine will not start and the emergency
powersystem willnot work.Theknobis onthe baseend
of the main boom lift cylinder and can be accessed
through the hole to the left of the battery disconnect
switch (refer to Figure 4.3).
Emergency
Lowering Knob
Figure 4.1—Lower Controls
Note
The lower controls override the upper controls. If the
upper control emergency stop button is engaged, the
lower controls can still be used to operate the aerial
platform.
At the upper controls, the emergency stop is a
two-position push button (refer to Figure 4.2).
The knob may be turned to open the cylinder bleed
down valve for emergency lowering.
TB37 – 0172094page 4 - 1
Chapter 4. Safety Devices
Ground Controls Switch
The ground controls switch (refer to Figure 4.1) pre
vents boom and platform movement if a control switch
on the lower control panel is accidentally moved.
Holdtheswitchinthe controlson positiontooperate the
machine from the lower controls.
Platform Foot Switch
The platform foot switch (refer to Figure 4.4) prevents
boom and platform movement if a control on the upper
control panel is accidentally moved.
Top Rail
Lanyard Anchor
Platform
Foot Switch
T oeboar d
Gravity Gate
Figure 4.4—Platform
Step down on the platform foot switch to activate the
boom and platform controls.
Mid Rail
Guardrails
The guardrail system includes a top rail, mid rail, and
toeboardsaroundthesides of theplatform(refer toFig
ure 4.4).
Agravitygate oranoptionalswinginggateallowsforac
cesstotheplatform.The gatesclose automaticallyafter
entering or exiting the platform. The gate is part of the
guardrail system and must be securely fastened after
entering the platform.
Lanyard Anchors
Two lanyardanchorsforfallrestraintanchoragearepro
vided below the upper controls at the front of the plat
form (refer to Figure 4.4).
Note
The lanyard anchors are not for lifting or tying the
machine down.
All personnel in the platform must connect their fall re
straintdevicetoalanyardanchorbeforeraisingtheplat
form. Do not use the aerial platform for
arrest
-
anchorage.
Ground Fault Circuit Interrupter
The electrical power outlet (refer to Figure 4.5), at the
platform contains a ground fault circuit interrupter
(GFCI)to helppreventaccidental conductorgrounding.
Upper Control Panel
Electrical Power
Outlet
Figure 4.5—Electrical Power Outlet
Tilt Alarm
If the aerial platform chassis is out of level more than
fivedegrees whenthe mainboomisraisedorextended,
an alar m will sound.
DANGER
The aerialplatformcan tip over ifitbecomesunstable. Death or serious injury can result from a
tip-overaccident.Do notdriveor position the aerial
-
platform for elevated use near any drop-off, hole,
slope, soft or uneven ground,or other tip-over haz
ard.
Completely lower and retract the main boom and then
drive to a level surface when the tilt alarm sounds.
Thetiltalarm isforaddedprotection anddoesnotjustify
operating on anything other than firm, flat, level sur
faces.
-
Engine Protection Systems
-
A constant tone alarm will sound to warn against high
engine temperature or low oil pressure.
The engine will shut-down if the operatingtemperature
exceedsa preset levelor if theoilpressure is toolowfor
safe operation. An engine temperature gauge is below
-
the lower control panel (refer to Figure 4.6).
-
personal fall
-
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page 4 - 2TB37 – 0172094
Chapter 4. Safety Devices
Drive Motion Alarm
An optional drive motion alarm may be provided on the
machine. When the drive/steer control is moved out of
neutral,thealarm sounds towarn personnelinthe work
area to stand clear.
Tem perature
Gauge
Figure 4.6—Engine Gauges
High Engine Temperature Alarm
If the coolant in a Ford engine exceeds 220°F (140°C)
an alar m will sound and the engine will shut off.
If the oil in a Deutz engine exceeds 230°F (110°C) an
alarm will sound and the engine will shut off. Any time
there is no alternator current being produced, an alar m
will sound and the engine will shut off. This prevents
high engine temperature if the fan belt breaks.
Donotrestarttheengine until theconditionthatcaused
the overheating has been corrected.
Low Oil Pressure Alarm
The low oil pressure alarm sounds when the engine oil
pressure is near the lower limit for safe engine operation. If the alarm sounds, lower the platform to the
ground and then turn the engine off. Do not restart the
engine until the condition that caused the low oil pres
sure has been corrected.
If the engine oil pressure falls below a safe operating
value the engine will shut off. The engine can be re
started with low oil pressure, but it will only run a few
seconds before it shuts off again.
Flashing Light
An optional red or amber flashing light may be located
onthetop oftheboom (refertoFigure 4.7).The flashing
light warns personnel that the aerial platform is in the
area.
Figure 4.7—Flashing Light
The light flashes at about one flash per second when
the engine is running.
Driving Lights
Optional headlights and blinking tail lights may be installed on the machine. The headlights are located on
-
the top of the front cowling. The tail lights are mounted
on the sides of the rear cowling.
rial platformandhelp othersseeit too.Driving lightsare
not for driving on public roadways.
-
Horn
The optional horn may be used to warn personnel on
the ground. The horn is operational when the machine
is set up for operation from the upper controls.
TB37 – 0172094page 4 - 3
Optional platformworklightsmaybe located on the top
railof theplatform, oneon eachside ofthe uppercontrol
panel.
Use the platform lights to improve visibility while work
ing aloft in dimly lit areas.Do not use theplatform work
lights to drive on public roadways.
Platform Work Lights
-
Chapter 5. Gauges and Displays
The aerial platform is equipped with several gauges to
monitor the condition of the machine before and during
operation.
Hour Meter
The hour meter is located below the lower controls (re
fer to Figure 5.1).It measures the accumulated engine
operating time.
Tem perature Gauge
AmmeterHour Meter
Figure 5.1—Lower Controls
Engine Temperature Gauge
The temperaturegaugeislocatedbelow the lower control panel (refer to Figure 5.1).
On liquid cooled engines it shows the temperature of
the water and antifreeze mixture in the engine block.
The gauge on air cooled engines shows the temperature of the engine oil as the oil leaves the filter.
Air Filter Gauge
-
Figure 5.2—Air Filter Gauge
Whentheareainsidethe clearsection oftheindicatoris
red, it’s time to change the filter element.
Fuel
Thefuelgauge islocatedon topofthe tank(refertoFig
ure 5.3). The gauge indicates the fluid level in fractions-of-a-full-tank.
Fuel Gauge
-
Ammeter
The ammeter is located below the lower control panel
(refer to Figure 5.1).The ammeter displays the level of
current flow from the alternator to the batteries.
Aftertheenginehas been running fora fewminutesun
dernormaloperatingconditions,theammetergaugein
dicator should read “0.”
-
-
Engine Air Filter Gauge
Theairfilter gauge (referto Figure 5.2)islocated above
the lower control panel on the air cleaner. The gauge
measures theairpressurebetweenthe intake manifold
and the air filter.
TB37 – 0172094page 5 - 1
Figure 5.3—Gasoline or Diesel Fuel Tank
Note
Do not r un a diesel fuel tank empty. Air in the fuel line
makes the engine hard to start.
LPG tanks have a fuel gauge that has two scales.One
scalemeasuresthefuel levelwhenthe tank is mounted
vertical and theotherisusedwhenthe tank is mounted
horizontal (refer to Figure 5.4).
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