My smoke oil pump has an internal check valve. I installed an external check valve and filter. The pump has a dedicated fused circuit breaker and on/off switch.
Do I need a on/off valve operated from the cockpit (similar to a fuel on/off) between the smoke oil tank and the pump ?
Thank you
Do I need a on/off valve operated from the cockpit (similar to a fuel on/off) between the smoke oil tank and the pump ?
Thank you