Gehl 418T Wheel Operator'S Manual Download

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I-2

AP0902

Table of contents

Lowering the telescopic unit with the engine switched off ................................ 3-47
Relieving pressure the quick couplers on the telescopic unit ......................... 3-47
Installing an attachment ................................................................................... 3-48
Connecting pressurized quick couplers ........................................................... 3-51
Operation of the telescopic unit ........................................................................ 3-53
Safety device “Hose burst valve“ ...................................................................... 3-55
Working with standard bucket and pallet forks ................................................. 3-58
Working with pallet forks................................................................................... 3-66

Troubleshooting

Troubleshooting ............................................................................................................. 4-1

Engine trouble .......................................................................................................... 4-2

Possible causes for malfunctions ....................................................................... 4-3

Maintenance

Maintenance ................................................................................................................... 5-1

Introduction .............................................................................................................. 5-1
Fuel system .............................................................................................................. 5-1

Specific safety instructions ................................................................................ 5-1
Refuelling............................................................................................................ 5-2
Cleaning the fuel tank ........................................................................................ 5-3
Changing the fuel filter........................................................................................ 5-4
Cleaning the fuel/water separator....................................................................... 5-5
Bleeding the fuel system..................................................................................... 5-6

Engine lubrication system ......................................................................................... 5-7

Checking the engine oil level ............................................................................. 5-7
Topping up the engine oil .................................................................................. 5-7
Changing the engine oil ...................................................................................... 5-8
Changing the engine oil filter cartridge ............................................................... 5-9

Engine and hydraulics cooling system.................................................................... 5-10

Specific safety instructions .............................................................................. 5-10
Checking the coolant level/topping up the coolant level .................................. 5-11
Cleaning the cooling fins .................................................................................. 5-12

Air filter ................................................................................................................... 5-13
V-belt....................................................................................................................... 5-15

Checking the V-belt tension ............................................................................. 5-15
Re-tensioning the V-belt .................................................................................. 5-15

Hydraulic system..................................................................................................... 5-16

Specific safety instructions .............................................................................. 5-16
Checking the hydraulic oil level ....................................................................... 5-16
Topping up the hydraulic oil.............................................................................. 5-17
Changing the hydraulic oil ............................................................................... 5-17
Hydraulic oil return filter .................................................................................... 5-20
Replacing the breather filter ............................................................................. 5-21
Hydraulic pressure lines .................................................................................. 5-21

Gearboxes and axles ............................................................................................. 5-22

Rear axle transfer gearbox .............................................................................. 5-22
Front and rear axle differentials ........................................................................ 5-24
Front and rear axle planetary drives ................................................................ 5-25
Lubricating the rear axle oscillation-type bearing ............................................. 5-26