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1-YS Installation The 1-YS pump is designed for submerged use only. Its motor is hermetically sealed in a diecast aluminum housing, which is oil-filled for heat transfer and permanent lubrication. It is intended to pump unheated metal parts-cleaning solvent that is UL classified as PJQU as described in the Gas and Oil Equipment Directory.
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Turn the impeller by hand to make sure it is free. If it does not turn or if pump is tripping circuit breaker, or not operating properly after cleaning, return to an authorized Little Giant service center. Do not attempt repairs yourself.
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