Cab and Covers
4-9
6036, 6042, 8042, 10042, 10054 31211015
8. Close the radiator drain plug or petcock.
9. Loosen and remove the four bolts (29) securing the
heater cover (30). Remove the heater cover.
10. Loosen and remove the five bolts (31) securing the
heater hood (32). Remove the heater hood.
11. Disconnect the wiring harness connection (33) from the
heater assembly (34).
12. Remove the two clamps (35) securing the heater hoses
to the side of the cab.
13. Label, disconnect and cap the heater hoses. Pull the
hoses away from the heater tubes.
14. Remove the left and right front air vents (36) to access
and remove the duct mounting nuts.
15. Remove heater ducts (37) from heater assembly.
16. Remove brackets (38 & 39) securing heater assembly to
cab.
17. Label and disconnect heater (43) electrical connections.
18. Label and remove hoses (44) connected to heater.
19. Remove the heater assembly (34).
b. Cab Heater Assembly Installation
1. Install heater assembly (34) and secure with previously
removed brackets (38 & 39).
2. Install heater ducts (37) to heater assembly.
3. Install the heater assembly (34) to the roof mount (36)
and secure with the previously removed bolts (33).
4. Install the two clamps (35) securing the heater hoses to
the side of the cab.
5. Connect the wiring harness connection (33) to the
blower.
6. Install the heater access panel and secure with the
previously used hardware.
7. Install brackets (38 & 39) securing heater assembly to
cab.
8. Install heater ducts (37) to the heater assembly.
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