EPC Parts Catalogs

770 and 772 Off-Highway Truck/Tractors Heater Coil - Remove and Install Caterpillar


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  2. Disassembly and Assembly
  3. #128534
Heater Coil - Remove and Install
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770 and 772 Off-Highway Truck/Tractors [RENR8273]
770 and 772 Off-Highway Truck/Tractors Seat - Remove and Install
770 and 772 Off-Highway Truck/Tractors Steering Link - Remove and Install
OPERATOR STATION
AIR CONDITIONER GP
770 and 772 Off-Highway Truck/Tractors Heater Coil - Remove and Install
770 and 772 Off-Highway Truck/Tractors Evaporator Coil - Remove and Install
770 and 772 Off-Highway Truck/Tractors Blower Motor - Remove and Install
1.1. Removal Procedure
2.1. Installation Procedure

Removal Procedure

Start By:

  1. Remove the evaporator coil. Refer to Disassembly and Assembly, "Evaporator Coil - Remove and Install".
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    Illustration 1g01391374

  1. Disconnect harness assembly (4). Remove screws (2). Remove bolt (1) and bolts (3). Remove valve assembly (5).
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    Illustration 2g01391410

  2. Remove screws (7) and remove actuator (8). Remove bushing (6).
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    Illustration 3g01391433

  3. Remove screws (9). Remove plate (10) from valve assembly (11).
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    Illustration 4g01391443

  4. Remove bolts (12). Remove heater coil (13).

Installation Procedure

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    Illustration 5g01391443

  1. Position heater coil (13) and install bolts (12).
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    Illustration 6g01391433

  2. Position plate (10) onto valve assembly (11). Install screws (9).
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    Illustration 7g01391410

  3. Install bushing (6) and position actuator (8). Install screws (7).
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    Illustration 8g01391374

  4. Position valve assembly (5) and install bolts (3) and bolt (1). Install screws (2). Connect harness assembly (4).

End By:

  1. Install the evaporator coil. Refer to Disassembly and Assembly, "Evaporator Coil - Remove and Install".

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