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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Technician Safety Information


When handling refrigerant (R-12), the following precautions should be observed:
a. Always wear eye protection.
b. Keep the refrigerant container (service drum) below 40°C (1 04°F).
c. Do not handle refrigerant in an enclosed area where there is an open flame.
d. Discharge refrigerant slowly when purging the system.

Warning: Be careful that liquid refrigerant does not get in your eyes or on your skin.

If liquid refrigerant gets in the eyes or on the skin:
a. Do not rub.
b. Wash the area with a lot of cool water.
c. Apply clean petroleum jelly to the skin.
d. Rush to a physician or hospital for immediate professional treatment.
e. Do not attempt to treat yourself.