Emerson CF850 Owner Manual - Page 11

Trouble Shooting ! WARNING: For your own safety, turn off power at fuse box or circuit breaker before trouble shooting your fan. TROUBLE 1. Fan will not start. PROBABLE CAUSE 1. Fuse or circuit breaker blown. 2. Loose power line connections to the fan, or loose switch wire connections in the switch housing. 2. Fan sounds noisy. 1. Blades not attached to fan. 2. Loose screws in motor housing. 3. Wire connectors inside switch housing rattling. 3. Fan wobbles excessively. 4. Screws holding blades to flywheel are loose. 1. Setscrew in motor coupling is loose. 2. Setscrew in hanger ball/downrod assembly is loose. 3. Screws securing fan blades to flywheel are loose. 4. Hanger bracket and/or ceiling outlet box is not securely fastened. 5. Fan blades out of balance. SUGGESTED REMEDY 1. Check main and branch circuit fuses or circuit breakers. 2. Check line wire connections to fan and switch wire connections in the switch housing. ! WARNING: Make sure main power is turned OFF. 1. Attach blades to fan before operating. 2. Check to make sure all screws in motor housing are snug (not over-tight). 3. Check to make sure wire connectors in switch housing are not rattling against each other or against the interior wall of the switch housing. ! WARNING: Make sure main power is turned OFF. 4. Tighten screws securely. 1. Tighten both setscrews securely in the motor coupling. 2. Tighten the setscrew in the hanger ball/ downrod assembly. 3. Check to be sure screws which attach the fan blades to the motor are tight. 4. Tighten the hanger bracket screws to the outlet box, and/or secure outlet box. 5. Interchanging an adjacent (side-by-side) blade pair can redistribute the weight and result in smoother operation. 11 U.L. Model No.: CF850