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

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Sub-Zero Starting Device: Testing and Inspection


1. Make sure there is sufficient starting assist fluid in the tank. Refill if necessary.
2. Disconnect the coupler of "S" terminal from the starting motor magnetic switch.
3. Remove the air cleaner cover.
4. Turn the ignition key to the START position and make sure that the starting assist fluid does not spray from the nozzle of the carburetor. Ambient temperature should be above -18°C (0°F).
5. Disconnect the coupler from the oil thermo unit on the oil pan and ground the disconnected coupler to the body.
6. Turn the ignition key to the START position with the air bleeding button of the tank kept pushed down and make sure that the starting assist fluid sprays out from the nozzle of the carburetor.