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ELECTRICAL WIRING DIAGRAM Any electrical repairs or rewiring of this unit should be carried out by a licensed electrician in accordance with national and local codes. If repairing or replacing any electrical component or wiring, the original wire routing, color coding and securing location must be followed. 5 MAINTENANCE OF MOTORS The motors used on the fan and flame generator assembly are prelubricated for extended bearing life and require no further lubrication. However, periodic cleaning/vacu