| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A | 138-7573 | Link Bracket | 4 |
Note: Put identification marks on all lines, on all hoses, on all wires, and on all tubes for installation purposes. Plug all lines, all hoses and all tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
| NOTICE |
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Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products. Dispose of all fluids according to local regulations and mandates. |
- Drain the engine coolant into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change".
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Personal injury can result from contact with refrigerant.
This system is under pressure at all times, even if the engine is not running. Heat should never be applied to a charged system.
Contact with refrigerant can cause frost bite. Keep face and hands away to help prevent injury.
Protective goggles must always be worn when refrigerant lines are opened, even if the gauges indicate the system is empty of refrigerant.
Always use caution when a fitting is removed. Slowly loosen the fitting. If the system is still under pressure, evacuate the system recovering the refrigerant before removing the fitting.
Personal injury or death can result from inhaling refrigerant through a lit cigarette.
Inhaling air conditioner refrigerant gas through a lit cigarette or other smoking method or inhaling fumes released from a flame contacting air conditioner refrigerant gas, can cause bodily harm or death.
Do not smoke when servicing air conditioners or wherever refrigerant gas may be present.
Before any checks of the air conditioning and heating system are made, move the machine to a smooth horizontal surface. Lower all implements to the ground. Make sure the transmission is in neutral or park and that the parking brake is engaged. Keep all other personnel away from the machine or where they can be seen.
- Recover the air conditioner refrigerant from the air conditioner system. Refer to Service Manual, SENR5664, "Air Conditioning and Heating Systems with R-134a Refrigerant" for the correct procedure. Refer to Special Publication, NEDG5065, "Air Conditioning Tools" for the correct tools.
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Illustration 1 g01279424 - Open side door (1).
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Illustration 2 g01279425 - Disconnect six hose assemblies (2). Disconnect eight hose assemblies (3). Disconnect ten hose assemblies (4).
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Illustration 3 g01279426 - Disconnect hose assemblies (5) and (6) for the air conditioning system. Disconnect hoses (7) and (8). Disconnect hose (9) for the windshield washer.
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Illustration 4 g01279427 - Disconnect harness assembly (10) for the lower wiper motor.
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Illustration 5 g01279428 - Disconnect harness assemblies (11) and (13). Disconnect ground strap (12). Remove clip (14).
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Illustration 6 g01279429 - Disconnect harness assembly (15). Remove all necessary cable straps (16).
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Illustration 7 g01279430 - Open side doors (17).
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Illustration 8 g01279431 - Disconnect harness assembly (18) that is located on the left side of the batteries.
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Illustration 9 g01279513 - Lower access panel (19).
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Illustration 10 g01279535 - Cut cable strap (20).
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Illustration 11 g01279848 - Disconnect hose assembly (22) and remove fitting (21). Repeat for the other side.
- Disconnect hose assemblies (23) and (24).
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Illustration 12 g01279846 - Remove rubber cover (25).
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Illustration 13 g01279847 - Remove bolts (27) and pedal (26).
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Illustration 14 g01279880 - Remove bolts (28) and reposition pilot valve (29).
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Illustration 15 g01279536 - Attach Tooling (A) and a suitable lifting device to cab (30). The weight of cab (30) is approximately
1500 kg (3300 lb) . The front left chain length should be approximately1752 mm (69.0 inch) . The front right chain length should be approximately1778 mm (70.0 inch) . The rear left chain length should be approximately2108 mm (83.0 inch) . The right rear chain length should be approximately2133 mm (84.0 inch) .Show/hide table
Illustration 16 g01279548 Front side of cab - Remove pin (31) and bolt (32). Repeat for the other side.
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Illustration 17 g01279549 Rear side of cab - Remove pins (33) and bolt (34).
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Illustration 18 g01279823 - Use the suitable lifting device in order to remove cab (21).
