Snorkel AB50J Manuel d'utilisateur

Operator’sManualP/N 0163189February, 2001

1. Safety Safe OperationThe following safety information is vitallyimportant for safe operation of the AB50J. Failureto follow these instructions can

❑ElectrocutionThe AB50J is an all metal boom,NON-INSULATED, aerial work platform. DO NOToperate it near ELECTRICAL conductors. Regardall conductors as

❑Mounting and Dismounting PrecautionsUse three points of support when getting on or offthe platform (two hands and one foot or a similarset of points)

Safety Placards and Decals Locationpage 1 - 4 AB50J – 01631891. Safety(Tow option only)(Tow option only)

AB50J – 0163189 page 1 - 51. SafetyPLATFORM(LPG option only)(Tow option only)

page 1 - 6 AB50J – 01631891. SafetyPLATFORM CONTROL BOX

AB50J – 0163189 page 1 - 71. Safety

2. Safety Devices Safety Device InformationFor emergency operation controls and procedures,see the “Emergency Operation” chapter 9.The devices listed

❑Engine Shut-Off AlarmThe engine shut-off alarm comes on when theengine is overheating or the oil pressure is low.When the alarm sounds you should imm

❑Tilt AlarmThe tilt alarm warns the AB50J operator that theAB50J is over 5° out of level. If the tilt continuesto increase, the AB50J will eventually

© Snorkel – all rights reservedPrinted in USALIMITED WARRANTYSnorkel warrants each new machine manufactured and sold by it to be free from defects in

❑Emergency Stop Switches❑At Ground Control BoxPress the large red Emergency Stop switch in,at any time, under any conditions, and the entiremachine st

❑Foam Filled TiresOptional foam filled tires eliminate the possibilityof air leaks or blowouts which might cause atipover. Foam filled tires are there

❑Ground Fault Circuit InterruptThe ground fault circuit interrupt (GFCI) is locatednear the platform control box.The GFCI protects against short circu

❑Ground Operation SwitchThe Ground Operation switch prevents theplatform from moving if something accidentallypushes one of the platform moving switch

❑Platform Work LightsThe optional platform work lights are located ontop the platform guardrail. For the lights to work,the Battery switch must be ON

3. SpecificationsThe Snorkelift AB50J is a boom supportedelevating work platform built to conform to allapplicable OSHA, ANSI or CSA standards asprevi

page 3 - 2 AB50J – 01631893. Specifications Engine Oil Charts Engine DataEngine Make Ford (gasoline) Ford (LPG) Kubota (diesel)Model VSG 411 or VSG 41

Overall DimensionsAB50J – 0163189 page 3 - 33. Specifications7'-6"(2.3m)6'-0"(1.8m)Center of gravityin stowed position3'-8&q

Working Envelopepage 3 - 4 AB50J – 01631893. Specifications20(6.1)25(7.6)30(9.1)5(1.5)5(1.5)10(3.0)15(4.6)0(0)FEET0(0)10(3.0)15(4.6)5(1.5)20(6.1)30(9

Nomenclature and Serial NumbersAB50J – 0163189 page 3 - 53. SpecificationsReardrive wheelsFrontsteering wheelsMain boomSerialnumberTur ntableChassisP

AB50J – 0163189 page - iElectrical Hazard Electrical Hazard WarningTHE SNORKELIFT AERIAL WORK PLATFORMIS NOT ELECTRICALLY INSULATED.If the platform, b

page 3 - 6 AB50J – 01631893. SpecificationsUpper riser boomLower riser boomJib boomSerialnumberFrontsteering wheelsReardrive wheelsTur ntableGroundcon

4. Gauges AmmeterThe ammeter gauge shows the electric currentfrom the alternator to the battery. When theengine is running, the needle in the ammeterg

❑Engine Oil DipstickEngine oil level should always be between thelines on the dipstick, never above or below them.The AB50J should be on level ground

LPG (Liquefied Petroleum Gas)Optional LPG tanks have two fuel gauges (1) and(2) on top. One measures correctly when the tankis standing on end (verti

Hydraulic Oil LevelThe hydraulic oil level gauge (1) is on the side ofthe hydraulic oil tank (2).The gauge shows the actual level of oil inside thehy

5. Automatic Shut-Offs and Circuit Breakers Automatic Shut-OffsThe AB50J engine will automatically shut off if:1. The engine temperature gets too high

There are two ways to get to the oil filter on aKubota engine.1. One way is to rotate the turntable (4) about30° clockwise with respect to the chassis

6. Controls Controls DescriptionThis chapter shows the controls at the groundcontrol box and the platform control box, andexplains what each control d

Ground Control BoxControls for operating the AB50J from theground, are located on the left side of theturntable.The number of each control below corr

❑Ground Control Box ControlsAB50J – 0163189 page 6 - 36. Controls124 5697810111231314

page - ii AB50J – 0163189Electrical Hazard Minimum Safe Approach DistanceThe Snorkelift is an all metal boom, NOT ELECTRICALLY INSULATED, aerial work

Platform Control BoxControls for operating the AB50J from theplatform are located on the platform control box,with the exception of the foot switch w

●DRIVE FORWARD: Slowly push theDrive/Steer controller FORWARD and theAB50J moves forward. The further forwardyou push the controller the faster the AB

There are blue and yellow arrows on top of thechassis. The blue arrows point to theFORWARD end of the chassis and to theLEFT side of the chassis. The

7. Daily Inspection and MaintenanceAt the start of each work day (or 8 hour shift), anAB50J qualified operator must perform the DailyInspection and Ma

The rest of this chapter shows how to perform theinspection and maintenance required for each itemin the Daily Inspection and Maintenance Table. Engin

❑Diesel EngineKeep the oil level between the marks on theengine oil dipstick.The distance between the top and bottomdipstick marks corresponds to abou

Wiring HarnessesInspect all the wiring harnesses, on the machine,for loose connections, broken wires, and frayedinsulation. Battery TerminalsBattery

Battery Fluid LevelBatteries emit hydrogen and oxygen, elementsthat can combine explosively.DO NOT smoke or permit open flames orsparks when checking

TiresDeath or Serious Injury can result if anAB50J tips over. An air filled tire that has an airleak or blow out is a tipover hazard.DO NOT raise the

Pay particular attention to all of the upper rotationbearing bolts.None should be visibly loose, missing, or havebroken heads.Pay particular attention

IntroductionThe most important chapter in this manual is"Safety" chapter 1. Take time, now, to study itclosely. The information in chapter 1

Lanyard Anchor PointsVisually check the lanyard anchor points to seethat they are not deformed or cut off. Platform Gravity GateInspect the platform

Flashing LightsVisually check the optional flashing lights, to seethat the lights flash at approximately one flashper second when the engine is runni

Check both positions of each switch.For correct operating procedures see the“Operation” chapter 8.Pay particular attention to the Emergency Stopswitch

Platform Box Switches and AlarmsCheck all of the platform moving, drive, andsteering functions from the platform control box tosee that they cause th

Platform Work LightsTo check the optional platform work lights, whilethe engine is running, momentarily turn eachwork light on (use the switch on the

Axle Unlocked AlarmTo test the Axle Unlocked Alarm and TipoverHazard light do the following:1. Start the engine from the ground control boxand stow t

page 7 - 14 AB50J – 01631897. Daily Inspection and Maintenance Placards and DecalsLook to see that all placards and decals are in place and legible. R

❑Inspection DrawingAB50J – 0163189 page 7 - 157. Daily Inspection and MaintenanceRight Side72627527562317100125250221114Front293232300331725Platform21

page 7 - 16 AB50J – 01631897. Daily Inspection and MaintenanceTop of Chassis2016300Fuel and Hydraulic Tanks10124201225150175202Rear of Turntable425261

8. Operation Operating ProceduresThis chapter explains how to properly start andoperate an AB50J that has either a gasoline ordiesel engine. Starting

Responsibilities of PartiesIt is imperative that all owners and users of theSnorkelift read, understand, and conform to allapplicable regulations. Ul

Operation ConsiderationsTo use this chapter, first decide whether you willbe starting and operating the AB50J from theground control box or the platf

6. For LPG fuel operation: Completely open thevalve (6) on top of the LPG tank, (turncounterclockwise until it stops).7.For a dual fuel engine: Set th

Starting From Platform Control BoxBefore you begin to operate the AB50J from theplatform control box, a qualified operator mustperform the “Daily Ins

7.Pull the Emergency Stop switch (9) on theplatform control box up (ON).8.Set the Drive Range switch (10) to LOW.9.Set the Boom Speed knob (11) as sho

❑From Ground Control BoxEach of the ways the platform can move is shownin the following photograph and switch illustration:The illustration shows the

Driving the AB50JThe AB50J chassis can only be driven from theplatform control box. You cannot drive from theground control box.There is a blue arrow

The wheels straighten in reverse order: Hold theDrive/Steer controller to the LEFT or RIGHT andthe rear wheels (2) will come back to the straightahead

❑AC GeneratorIf the AB50J has the AC generator option, thepower input connector (3) should be plugged intothe AC generator (4).After the power input c

9. Emergency Operation Emergency Operation ProceduresThe following procedures are emergencyprocedures only. DO NOT use them for normaloperation. Their

Boom movements will be slow and have longlag times under Emergency Power from theground controls, even with the Boom Speedswitch set at the maximum sp

Table of ContentsElectrical HazardElectrical Hazard Warning . . . . . . . . . . . . . . . . . . iMinimum Safe Approach Distance . . . . . . . . . . .

10. Stowing and Transporting StowingAt the end of each work day (or in preparation forlifting or storage) a qualified operator should putthe AB50J int

4. Enter the platform and attach the lanyard ofyour fall restraint to the lanyard anchor point(4) on the platform.5. Use the controls on the platform

8. For machines equipped with optional LPGfuel, close the valve on the LPG tank(completely turned clockwise).Transporting a loose AB50J can cause Deat

TowingDO NOT tow an AB50J unless it is equippedwith the optional tow kit.A runaway AB50J can cause Death orSerious Injury. If you have to move an AB5

11. Options AC GeneratorDo not use the AC generator unless thehydraulic oil is over 70°F (21°C). The outputvoltage of the generator depends on thetemp

Extra BatteryThe extra battery is located at the rear of theturntable. For a complete discussion of the extrabattery see the Battery section of the “

Spark ArrestorThe spark arrestor prevents incandescent carbonparticles from coming out the tail pipe.Baffles in the spark arrestor slow the flow ofpa

❑Foam Filled TiresFoam filled tires eliminate the possibility of airleaks or blow outs which might cause a tipover.Inspect them at the start of each w

Be certain the tow vehicle brakes are set.8. Remove the two bolts (1) that hold each drivewheel disconnect plate (2).9. Turn each disconnect plate (2)

Chapter 12. TroubleshootingThe chart below lists situations where machine operation may be interrupted. If the problem cannot becorrected with the act

4. GaugesAmmeter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1Engine Coolant . . . . . . . . . . . . . . . . . . . . . . . . 4-1Engine

Problem Cause RemedyEngine will not start fromthe platform control box.(Continued):Switches are set wrong.(Engine will not crank).Set Battery switch t

Index!120 volt AC generator, 11-1125 volt AC - 15 amp source of power, 8-8125 volt AC electrical connectors, 8-84-wheel drive, 11-54-wheel steer, 8-74

emergency operation, 9-1operation from ground control box, 9-2operation from platform control box, 9-1procedures, 9-1emergency power, 7-10engineair fi

forward, 8-7reverse, 8-7from platform control box, 8-6steeringleft, 8-7right, 8-7operator horn, 7-11, 11-2operatorsqualified, 7-1, 8-2OSHA, ANSI and C

towing, 10-4towing procedures, 11-4transporting, 10-1attaching chains, 10-3driving onto trailer, 10-1loading ramp, 10-1securing to a transport vehicle

8. OperationOperating Procedures . . . . . . . . . . . . . . . . . . . 8-1Control Stations. . . . . . . . . . . . . . . . . . . . . . . . 8-1Emergency