Community QuestionSeen on 5 CBTs

If your engine runs a pump used during delivery of compressed gas, should you turn off the engine before or after unhooking hoses after delivery? 1) Leave it running until you leave 2) Turn it off after product transfer, before you unhook the hose 3) None of these 4) Turn it off before product transfer, before you hook the hose 5) Turn it off during product transfer, while unhooking the hose

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Answer

Turn it off after product transfer, before you unhook the hose