Jlg 3969electric Service Manual Instrukcja Użytkownika

Service and Maintenance ManualModel3369electric3969electric3120881June 13, 2000

SECTION 1 - SPECIFICATIONS1-4 – JLG Sizzor – 31208811.7 CYLINDER SPECIFICATIONS .1.8 MAJOR COMPONENT WEIGHTS1.9 CRITICAL STABILITY WEIGHTS1.10 RELAYS/

SECTION 1 - SPECIFICATIONS3120881 – JLG Sizzor – 1-5Figure 1-3. Torque Chart

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SECTION 2 - PROCEDURES3120881 – JLG Sizzor – 2-1SECTION 2. PROCEDURES2.1 GENERAL1. This section provides information necessary to per-form maintenanc

SECTION 2 - PROCEDURES2-2 – JLG Sizzor– 31208813. If bearing is found to be serviceable, apply a lightcoat of oil and wrap it in clean (waxed) paper.

SECTION 2 - PROCEDURES3120881 – JLG Sizzor – 2-3NOTE: Start-up of hydraulic system with oil temperaturesbelow -26° C is not recommended. If it is nece

SECTION 2 - PROCEDURES2-4 – JLG Sizzor– 31208812.6 COMPONENT FUNCTIONAL DESCRIPTIONHydraulic PumpThe single stage gear pump is attached to the electri

SECTION 2 - PROCEDURES3120881 – JLG Sizzor – 2-5General FeaturesDiagnosticsTo obtain flash code, depress enable switch and repeatoperation which cause

SECTION 2 - PROCEDURES2-6 – JLG Sizzor– 31208812.11 LIFT CYLINDER REMOVAL AND INSTALLATIONLift Cylinder Removal1. Place the machine on a flat and leve

SECTION 2 - PROCEDURES3120881 – JLG Sizzor – 2-74. To aid in realignment, mark cylinder head and barrelwith a center punch. 5. Using a suitable spanne

SECTION 2 - PROCEDURES2-8 – JLG Sizzor– 312088112. Inspect cylinder head outside diameter for scoringor other damage and ovality and tapering. Replace

SECTION 2 - PROCEDURES3120881 – JLG Sizzor – 2-9wiper and rod seals are not damaged or dislodged.Push the head along the rod to the rod end, asapplica

SECTION 2 - PROCEDURES2-10 – JLG Sizzor– 312088114. With the barrel clamped securely, and while ade-quately supporting the rod, insert the piston end

SECTION 2 - PROCEDURES3120881 – JLG Sizzor – 2-112.13 STEER CYLINDER DISASSEMBLY AND ASSEMBLYDisassembly1. Remove cylinder retainer caps on both ends

SECTION 2 - PROCEDURES2-12 – JLG Sizzor– 31208812.16 PRESSURE SETTING PROCEDURESMain Relief at Pump1. Install pressure gauge at port “G” on the contro

SECTION 2 - PROCEDURES3120881 – JLG Sizzor – 2-1310. The bearing cups will remain in hub as will the innerbearing cone. The outer bearing cone will re

SECTION 2 - PROCEDURES2-14 – JLG Sizzor– 3120881Figure 2-14. Drive Torque Hub Assembly

SECTION 2 - PROCEDURES3120881 – JLG Sizzor – 2-15Inspection1. Inspect the friction plate and the mating surfaces onthe armature and mounting plate for

SECTION 2 - PROCEDURES2-16 – JLG Sizzor– 31208816. The brake can be adjusted for friction plate wear byremoving spacers and machining them to maintain

SECTION 2 - PROCEDURES3120881 – JLG Sizzor – 2-17Table 2-4. Preventive Maintenance and Inspection ScheduleAREA INTERVALPLATFORM10 HOURSDAILY50 HOURSWE

INTRODUCTION - MAINTENANCE SAFETY PRECAUTIONS3120881 – JLG Sizzor – aSECTION A. INTRODUCTION - MAINTENANCE SAFETY PRECAUTIONSA.A GENERALThis section

SECTION 2 - PROCEDURES2-18 – JLG Sizzor– 3120881This page intentionally left blank.

SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-1SECTION 3. TROUBLESHOOTING3.1 GENERALThis section contains troubleshooting information to beused

SECTION 3 - TROUBLESHOOTING3-2 – JLG Sizzor – 3120881Table 3-1. Platform Assembly Troubleshooting TROUBLE PROBABLE CAUSE REMEDYPLATFORM ELEVATION SYST

SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-3Platform raises or lowers erratically Enable switch not activated Activate enable switchFunction n

SECTION 3 - TROUBLESHOOTING3-4 – JLG Sizzor – 3120881 Table 3-2. Chassis TroubleshootingTROUBLE PROBABLE CAUSE REMEDYDRIVE SYSTEMNo response to contr

SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-5STEER SYSTEMNo response to control Enable switch not activated Activate enable switchFunction not

SECTION 3 - TROUBLESHOOTING3-6 – JLG Sizzor – 3120881Table 3-3. Hydraulic System TroubleshootingTROUBLE PROBABLE CAUSE REMEDYHYDRAULIC SYSTEM - GENERA

SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-7Table 3-4. Electrical System TroubleshootingTROUBLE PROBABLE CAUSE REMEDYELECTRICAL SYSTEMHand con

SECTION 3 - TROUBLESHOOTING3-8 – JLG Sizzor – 3120881Table 3-5. Flash Code Troubleshooting MessagesCODE MESSAGE REMEDY1 Flash Internal fault Replace

SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-9Table 3-6. Control Module Settings for Machines After and Including Serial Number 020071522SETTING

INTRODUCTION - MAINTENANCE SAFETY PRECAUTIONSb – JLG Sizzor – 3120881REVISON LOGOriginal Issue - March 25, 1999 (This manual waspart of complete manua

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SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-11Figure 3-1. Hydraulic Schematic

SECTION 3 - TROUBLESHOOTING3-12 – JLG Sizzor – 3120881Figure 3-2. Platform Wiring On Machines Before Serial Number 020071522 (Sheet 1 of 2)

SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-13Figure 3-3. Platform Wiring On Machines Before Serial Number 020071522(Sheet 2 of 2)

SECTION 3 - TROUBLESHOOTING3-14 – JLG Sizzor – 3120881Figure 3-4. Ground Control Wiring On Machines Before Serial Number 020071522 (Sheet 1 of 2)

SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-15Figure 3-5. Ground Control Wiring On Machines Before Serial Number 020071522 (Sheet 2 of 2)

SECTION 3 - TROUBLESHOOTING3-16 – JLG Sizzor – 3120881Figure 3-6. Platform Wiring On Machines After and Including Serial Number 020071522 (Sheet 1 of

SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-17Figure 3-7. Platform Wiring On Machines After and Including Serial Number 020071522 (Sheet 2 of

SECTION 3 - TROUBLESHOOTING3-18 – JLG Sizzor – 3120881Figure 3-8. Ground Control Wiring On Machines After and Including Serial Number 020071522 (Shee

SECTION 3 - TROUBLESHOOTING3120881 – JLGSizzor – 3-19Figure 3-9. Ground Control Wiring On Machines After and Including Serial Number 020071522 (Sheet

3120881 – JLG Sizzor – i TABLE OF CONTENTSTABLE OF CONTENTSSUBJECT - SECTION, PARAGRAPH PAGE NO.SECTION A - INTRODUCTION - MAINTENANCE

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JLG Worldwide LocationsCorporate OfficeJLG Industries, Inc.1 JLG DriveMcConnellsburg PA. 17233-9533USAPhone: (717) 485-5161Customer Support Toll Free:

ii – JLG Sizzor – 3120881TABLE OF CONTENTS (Continued) LIST OF FIGURESFIGURE NO. TITLE PAGE NO.1-1. Lubrication Chart. . . . . . . . . . . . . .

SECTION 1 - SPECIFICATIONS3120881 – JLG Sizzor – 1-1SECTION 1. SPECIFICATIONS1.1 CAPACITIESHydraulic Oil Tank41.6 liters (11.0 gallons)Hydraulic Syst

SECTION 1 - SPECIFICATIONS1-2 – JLG Sizzor – 3120881Machine Width3369 electric - 1.80 m (69 in)3969 electric - 1.80 m (69 in)Wheelbase3369 electric -

SECTION 1 - SPECIFICATIONS3120881 – JLG Sizzor – 1-3KEY TO LUBRICANTS:HO - Hydraulic Oil -Mobil 424EPGL - Extreme Pressure Gear LubeNOTE: Be sure to l