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5S7635037 New 10-06 6 of 16
Figure 17
Lamp
Grill
Housing
Ceiling/Wall
Troubleshooting Guide
Trouble Probable Cause Suggested Remedy
1. Fan does not operate when the switch is on. 1a. A fuse may be blown or a circuit tripped. 1a. Replace fuse or reset circuit breaker.
1b. Wiring is not connected properly. 1b. Turn off power to unit. Check that all wires are connected.
1c. Motor has stopped operating. 1c. Replace motor.
2. Fan is operating, but air moves slower than normal. 2a. Obstruction in the exhaust ducting. 2a. Check for any obstructions in the ducting. The most common are bird nests
in the roof cap or wall cap where the fan exhausts to the outside.
2b. Speed control not set high enough. 2b. If a speed control is being used, confirm the setting.
2c. Incorrect wiring. 2c. Turn off power to unit. Check that all wires are connected correctly.
3. Fan is operating louder than normal. 3a. Motor is loose. 3a. Turn off power to unit. Confirm unit is mounted securely to bracket.
Restore power to unit.
3b. Fan mounting screws too tight. 3b. Turn off power to the unit. Loosen screws going through rubber grommets
3c. Fan damaged in shipping. 3c. Contact seller for replacement.
NOTE: Fluorescent lamp is shown in Figure 17.
2.
Install the grill into the ceiling grill housing by pushing it firmly
inward towards the housing until it fits flush against the ceiling
or wall material (Figure 17).
3. Restore power and test your installation.
SECTION 11
Use and Care
CAUTION: MAKE SURE POWER IS SWITCHED OFF AT
SERVICE PANEL BEFORE SERVICING THE UNIT.
1. Cleaning the Grill: Remove grill and use a mild detergent,
such as dishwashing liquid, and dry with a soft cloth. NEVER
USE ANY ABRASIVE PADS OR SCOURING POWDERS.
Completely dry grill before reinstalling. Refer to instructions
in Section 10
Completing the Installation
, to reinstall grill.
2.
The fan’s bearings are sealed and provided with an internal
lubricating material, no additional lubrication is necessary.
CAUTION: ALLOW LAMP TO COOL BEFORE REPLACING.
3. Changing the Lamp: Disconnect power to the unit. Remove
the grill by pulling outward from wall or ceiling.
Halogen Models: Remove the lamp, by gently rotating until
it releases from the socket and replace with Air King model
50WHA or an equivelent 50 watt, MR16, 120 volt EXN/GU10
lamp (Figure 17) .
Fluorescent Models: Remove the lamp, by gently rocking
back and forth while applying outward pressure until it
releases from the socket and replace with Air King model
14WFW only (Figure 17).
Refer to instructions in Section 10
Completing the Installation
,
to complete the lamp change and installation of grill.