Lull 944E-42 Service Manual User Manual

Page 130

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Cab and Covers

4.26

Model 644E-42/944E-42

Rev. 6/04

11. Remove all duct hoses (1) at the heater

assembly (2).

Note: Tag and mark all hoses for correct reassembly

12. Loosen and remove hose clamps (4) securing

coolant hoses (5) to heater assembly (6) and remove
coolant hoses (5) from the assembly.

13. Remove three capscrews (7) and flat washers (8)

securing heater assembly (6) to cab.

14. Slide the heater assembly (6) forward and out from

under the seat support riser (9). It may be necessary
to tilt the heater assembly back to clear the seat
support riser.

b. Heater Assembly Installation

Note: For vehicles equipped with air conditioning,
before the heater assembly can be installed, the air
conditioning hoses and electrical connections must be
completed by an authorized air conditioning service
technician.

1. Install the heater assembly (2) by tilting it up and

sliding it under the seat support riser (3).

2. Install three capscrews (7) and flat washers (8) to

securing the heater assembly (6) to cab.

3. Install coolant hoses (5) on heater assembly (6) and

tighten hose clamps. Torque hose clamps to
2.7 - 4 lb-in (0,35 - 0,45 Nm).

4. Connect all duct hoses (1) to the heater assembly

(2).

SU0090

~

1

3

1

~

2

SU0100

~

~

5

6

7

8

9

7

8

7

8

4

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