Charcoal Canister
- Disconnect hoses from charcoal canister. Check for clogged filter and/or stuck check valve by applying low air pressure to port "A". See Fig 1. Ensure air flows freely from other ports on charcoal canister.
- Apply low air pressure to port "B". Ensure no air flows from any other ports on charcoal canister. Replace charcoal canister if defective.
- To clean charcoal canister filter, apply 43 psi (3 kg/cm2
) air pressure to port "A" while holding port "B" closed. Ensure no activated carbon comes out of charcoal canister. DO NOT
attempt to wash out charcoal canister.
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