Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Heater Core: Service and Repair

REMOVAL

1. DRAIN ENGINE COOLANT FROM RADIATOR

HINT: It is not necessary to drain out all coolant.

2. REMOVE THESE PARTS:
a. No.1 safety pad
b. No.1 undercover
c. No.2 heater to register duct.




3. REMOVE HEATER RADIATOR
a. Remove the screw and clamp.
b. Remove the 2 screws, 2 clamps and disconnect the heater radiator pipes.
c. Pull out the heater radiator.
d. Remove the 2 O-rings.

HINT:
At the time of installation, please refer to the following item.
Do not reuse 2 O-rings.

INSTALLATION
Installation is in the reverse order of removal