Heater Inlet Hose

WARNING: REFER TO THE APPLICABLE WARNINGS AND CAUTIONS FOR THIS SYSTEM BEFORE PERFORMING THE FOLLOWING OPERATION.

REMOVAL
The heater inlet tube is constructed from formed steel tubing and rubber hoses. The ends are secured to the heater core, engine oil cooler and engine coolant reservoir by a spring tension clamp.

1. Drain the engine cooling system.

Heater Inlet Tube:

2. Using spring tension clamp pliers, compress and slide the clamps off of each end of the hose being removed.

CAUTION: DO NOT apply excessive pressure on heater tubes or connections when removing heater hoses. Excessive pressure may damage or deform the tubes/heater core, causing an engine coolant leak.

3. Disconnect each hose end by carefully twisting the hose back and forth on the tube, while gently pulling it away from the end of the tube.
4. If necessary, carefully cut the hose end and peel the hose off of the tube.

NOTE: Replacement of the heater inlet tube will be required if the hose ends are cut for removal.

5. Remove the two heater inlet tube retaining bolts.
6. Remove the heater inlet tube from the engine compartment.

INSTALLATION
1. Position the heater inlet tube into the engine compartment. Install the two heater inlet tube retaining bolts. Tighten the bolts to 10 Nm (89 in. lbs.).
2. Using spring tension clamp pliers, compress and slide each clamp away from the end of the hose being installed.
3. Install each hose by carefully twisting the hose back and forth while gently pushing it onto the tube end.
4. Using spring tension clamp pliers, compress and slide the clamps onto each end of the hose being installed.
5. Refill the engine cooling system.