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Otis 311 LVIB location description

Posted By: Rev1

Otis 311 LVIB location description - 08/02/21 03:54 PM

Lb relay has intermittent no pick, and it appears one side of the coil is controlled by a LVIB board. The car randomly shuts down while leave the upper or lower landings only, and throws a safety chain fault. All safety have been jumped out and the c relay doesn't drop. Any insight would be appreciated.
Posted By: Rev1

Re: Otis 311 LVIB location description - 08/06/21 08:39 PM

Found the problem. Intermittent coil driver on the ETP relay.
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