1. |
Disconnect the negative (-) battery terminal. |
2. |
Recover the refrigerant with a recovery/ recycling/ charging station. |
3. |
When the engine is cool, drain the engine coolant from the radiator.
|
4. |
Remove the heater & blower assembly.
(Refer to Heater - "Heater Unit") |
5. |
Remove the blower unit (B) from heater unit after loosening 3 screws. |
6. |
Loosen the mounting screw and then remove the heater core cover (A). |
7. |
Remove the heater core (A) from heater unit.
• |
Be careful that the inlet and outlet pipe are not bent during heater core removal / installation. |
|
|
8. |
Installation is the reverse order of removal
- |
If you're installing a new evaporator, add refrigerant oil (ND-OIL8). |
- |
Replace the O-rings with new ones at each fitting, and apply a
thin coat of refrigerant oil before installing them. Be sure to use the
right O-rings for R-134a to avoid leakage. |
- |
Immediately after using the oil, replace the cap on the container, and seal it to avoid moisture absorption. |
- |
Do not spill the refrigerant oil on the vehicle ; it may
damage the paint ; if the refrigerant oil contacts the paint, wash it
off immediately |
- |
Apply sealant to the grommets. |
- |
Make sure that there is no air leakage. |
- |
Charge the system and test its performance. |
- |
Do not interchange the inlet and outlet heater hoses and install the hose clamps securely. |
- |
Refill the cooling system with engine coolant |
|
|
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Recover the refrigerant with a recovery/ recycling/ charging station.
3.
When the engine is cool, drain the engine coola ...
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Recover the refrigerant with a recovery/ recycling/ charging station.
3.
When the engine is cool, drain the engine coola ...