Heater Inlet Hose Replacement LL8
Tools Required
• | J 43181
Heater Line Quick Connect Release Tool |
Removal Procedure
- Drain the engine coolant. Refer to
Cooling System Draining and Filling
.
- Using the
J 43181
, disconnect the inlet heater hose (2) from the heater core inlet tube.
2.1. | Install the
J 43181
to the quick connect on the outlet heater core hose (2). |
2.2. | Close the tool around the inlet heater core hose. |
2.3. | Firmly pull the tool into the quick connect end of the heater hose. |
2.4. | Firmly grasp the heater hose (2). Pull the heater hose forward in order to disengage the hose from the heater core. |
- Position the inlet heater hose clamp (1) at the engine block using
GE-47622
.
- Remove the heater inlet hose (2) from the inlet hose fitting at the engine block.
- Remove the heater inlet hose.
Installation Procedure
- Apply coolant to the end of the heater inlet hose.
Important: When installing a new heater inlet hose, place the clamps on the hose before installing the hose to the inlet hose fitting at the engine block.
- Install the heater inlet hose (2) to the inlet hose fitting at the engine block.
- Position the inlet heater hose clamp (1) at the engine block using
GE-47622
.
- Install the quick connect end of the outlet heater core hose (2) to the heater core.
- Fill the engine cooling system. Refer to
Cooling System Draining and Filling
.
Heater Inlet Hose Replacement Auxiliary System
Tools Required
• | J 43181 Heater Line
Quick Connect Release Tool |
Removal Procedure
- Drain the engine coolant. Refer to
Cooling System Draining and Filling
in Engine Cooling.
- Remove the coolant recovery reservoir. Refer to
Coolant Recovery Reservoir Replacement
in Engine Cooling.
- Using the J 43181
disconnect the inlet heater hose (2) from the heater core inlet tube.
3.1. | Install the J 43181
to the quick connect on the outlet heater core hose (2). |
3.2. | Close the tool around the inlet heater core hose. |
3.3. | Firmly pull the tool into the quick connect end of the heater hose. |
3.4. | Firmly grasp the heater hose. Pull the heater hose forward in order to
disengage the hose from the heater core. |
- Reposition the hose clamp at the engine outlet using J 38185
.
- Remove the heater inlet hose (4) from the engine block.
- Remove the nut retaining the coolant bypass valve to the cowl.
- Remove the heater inlet hose.
Installation Procedure
- Apply coolant to the end of the heater inlet
hoses.
Important: When installing a new heater inlet hose,
place the clamps on the hose before installing the hose to the inlet hose fitting
at the engine block.
- Install the heater inlet hose to the inlet hose fitting at the engine block.
Notice: Refer to Fastener Notice in the Preface section.
- Install the nut retaining the coolant bypass valve to the cowl.
Tighten
Tighten the nut to 10 N·m(89 lb in).
- Install the inlet heater hose to the engine block.
- Reposition the inlet heater hose clamp at the engine block using J 38185
.
- Install the quick connect end of the inlet heater core hose to the heater
core.
- Install the coolant recovery reservoir. Refer to
Coolant Recovery Reservoir Replacement
in Engine Cooling.
- Fill the engine cooling system. Refer to
Cooling System Draining and Filling
in Engine Cooling.