RAIL AS 3237208 - Caterpillar

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Remove support assembly (6) .
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Disconnect harness assemblies (7). Disconnect hoses (8) and hose assemblies (9) .
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Remove heater assembly (10) .
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Remove cover (11) and filter (12) .
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Remove four bolts (13) and reposition duct (14) .
Remove blower motor (15) .Installation Procedure
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, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Note: Cleanliness is an important factor. Before the assembly procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.
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Position blower motor (15) .
Position duct (14) and install four bolts (13) .
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Install cover (11) and filter (12) .
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Position heater assembly (10) .
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Connect hoses (8) and hose assemblies (9). Connect harness assemblies (7) .
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Install support assembly (6) .
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Position duct assembly (5). Connect the harness assemblies and install switch assemblies (3). Install knob (4) and the nut.
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Install bolts (2) .
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Close access door (1) .
Fill the cooling system. Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change".
Charge 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.End By: Install the seat. Refer to Disassembly and Assembly, "Seat - Remove and Install".