Jlg 40H Service Manual User Manual Page 109
- Page / 152
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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SECTION 2 - PROCEDURES
3120240 – JLG Lift – 2-89
2.37 BASKET ROTATOR BRAKE.
(SEE FIGURE 2-48.)
Torque belleville washers (4160026) to 140 ft. lbs. (190
NM).
2.38 FREE WHEELING OPTION.
To Disengage Drive Motors and Brakes (Free
Wheel) for Towing, etc.
1. Chock wheels securely if not on flat level surface.
2. Disconnect both drive hubs by inverting disconnect
caps in center of hubs.
3. If equipped, move steer/tow selector valve to float
(tow) position by pulling valve knob out.
To Engage Drive Motors and Brakes (Normal
Operation).
1. If equipped, move steer/tow valve to steer position
by pushing valve knob in.
2. Connect both drive hubs by inverting disconnect
cap in center of hub.
3. Remove chocks from wheels as required.
2.39 SPARK ARRESTOR MUFFLERS.
The multiple discs on these mufflers will require frequent
cleaning if used with oily or sooty exhaust (diesel), or on
malfunctioning engines (as evidenced by visible exhaust.
2.40 FOOTSWITCH ADJUSTMENT.
Adjust so that functions will operate when pedal is at cen-
ter of travel. If switch operates within last 1/4 in. (6.35 mm)
of travel, top or bottom, it should be adjusted.
2.41 HYDRAULIC PUMP W/HAYES PUMP
DRIVE COUPLING LUBRICATION.
TO INSURE PROPER OPERATION AND LONG SERVICE LIFE FOR
THE HAYES PUMP COUPLING, IT IS NECESSARY TO LUBRICATE
THE SPLINES OF THE COUPLING ANY TIME THE COUPLING IS
DISASSEMBLED OR REPLACED. LUBRICATE THE SPLINES WITH
TEXACO CODE 1912 PUMP COUPLING GREASE ONLY. NO OTHER
LUBRICANT IS RECOMMENDED.
2.42 DUAL FUEL SYSTEM.
IT IS POSSIBLE TO SWITCH FROM ONE FUEL SOURCE TO THE
OTHER WITHOUT ALLOWING THE ENGINE TO STOP. EXTREME
CARE MUST BE TAKEN AND THE FOLLOWING INSTRUCTIONS
MUST BE FOLLOWED.
Changing from gasoline to LP-Gas.
1. Start the engine from the ground control station.
2. Open the hand valve on the LP gas supply tank by
turning counterclockwise.
BE SURE ALL GASOLINE IS EXHAUSTED BEFORE SWITCHING
TO LP GAS.
3. While the engine is operating, place the three posi-
tion LP/Gasoline switch at the ground control station
to the center “off” position. Allow the engine to oper-
ate, without load, until the engine begins to “stum-
ble” from lack of gasoline.
4. As the engine begins to “stumble” place the switch
to the “LPG” position, allowing the LP fuel to be sent
to the fuel regulator.
Changing from LP Gas to Gasoline.
1. 1. With engine operating on LP under no load condi-
tion, throw the “LP/Gasoline” switch at the ground
control station across to the “Gasoline” position.
2. If engine “stumbles” because of lack of gasoline,
place the switch to the “LPG” position until engine
regains smoothness, then return the switch to the
“Gasoline” position. Repeat as necessary until
engine runs smoothly on gasoline.
3. Close the hand valve on the LP gas supply tank by
turning clockwise.
- October 11, 2001 1
- PRECAUTIONS 3
- REVISON LOG 4
- TABLE OF CONTENTS 5
- (Continued) 6
- SECTION 3 - TROUBLESHOOTING 6
- LIST OF FIGURES 6
- FIGURE NO. TITLE PAGE NO 6
- (INTENTIONAL BLANK PAGE) 8
- SECTION 1. SPECIFICATIONS 9
- 1-2 – JLG Lift – 3120240 10
- 3120240 – JLG Lift – 1-3 11
- SECTION 1 - SPECIFICATIONS 12
- Deutz F3L912/F3L1011 Engine 12
- Wisconsin VG4D Engine 12
- 1-8 – JLG Lift – 3120240 16
- 3120240 – JLG Lift – 1-9 17
- SECTION 2. PROCEDURES 21
- 2-2 – JLG Lift – 3120240 22
- 3120240 – JLG Lift – 2-3 23
- 2-4 – JLG Lift – 3120240 24
- 3120240 – JLG Lift – 2-5 25
- 2-6 – JLG Lift – 3120240 26
- 3120240 – JLG Lift – 2-7 27
- 2.9 CYLINDER REPAIR 29
- Disassembly 29
- Cleaning and Inspection 30
- Assembly 30
- 2.10 CYLINDER REMOVAL AND 32
- INSTALLATION 32
- Telescope Cylinder Removal 32
- 2-14 – JLG Lift – 3120240 34
- Inspection 36
- 3120240 – JLG Lift – 2-19 39
- 2-20 – JLG Lift – 3120240 40
- 3120240 – JLG Lift – 2-21 41
- 2-22 – JLG Lift – 3120240 42
- Linkage 43
- Mounting-Controller 44
- Power Distribution 44
- Troubleshooting 48
- 2.17 THROTTLE CHECKS AND 49
- ADJUSTMENTS - DEUTZ F2L511 49
- ENGINE. (SEE FIGURE 2-8.) 49
- 3120240 – JLG Lift – 2-33 53
- 3120240 – JLG Lift – 2-35 55
- ADJUSTMENT 78
- 2.23 SWING BEARING 79
- Wear Tolerance 80
- Installation 81
- Swing Bearing Torque Values 82
- Repair 85
- 2.26 SWING DRIVE BRAKE, MICO 91
- (MACHINES BUILT PRIOR TO MAY 91
- 1992). (SEE FIGURE 2-39.) 91
- 2-72 – JLG Lift – 3120240 92
- Bleeding 94
- 3120240 – JLG Lift – 2-75 95
- 3120240 – JLG Lift – 2-77 97
- 3120240 – JLG Lift – 2-79 99
- SECTION 2 - PROCEDURES 100
- 3120240 – JLG Lift – 2-81 101
- 3120240 – JLG Lift – 2-83 103
- 3120240 – JLG Lift – 2-85 105
- 3120240 – JLG Lift – 2-87 107
- 3120240 – JLG Lift – 2-89 109
- INSPECTION SCHEDULE 110
- 2-92 – JLG Lift – 3120240 112
- SECTION 3. TROUBLESHOOTING 113
- SECTION 3 - TROUBLESHOOTING 114
- JLG Worldwide Locations 152
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