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)

Or, hide this message: temporarily or permanently

Maintenance Precautions

MAINTENANCE PRECAUTIONS

1. CHECK CORRECT ENGINE TUNE-UP.

2. PRECAUTIONS WHEN CONNECTING GAUGE.






a. Connect the tachometer (+) terminal to the ignition coil (-) terminal.
b. Use the battery as the power source for the timing light, tachometer, etc.






3. IN EVENT OF ENGINE MISFIRE FOLLOWING PRECAUTIONS SHOULD BE TAKEN.
a. Insure proper connection of battery terminals, etc.
b. Handle high-tension cords carefully.
c. After repair work, check that the ignition coil terminals and all other ignition system lines are reconnected securely.
d. When cleaning the engine compartment, be especially careful to protect the electrical system from water.

4. PRECAUTIONS WHEN HANDLING OXYGEN SENSOR.
a. Do not allow oxygen sensor to drop or hit against an object.
b. Do not allow the sensor to come into contact with water or attempt to cool it.