Troubleshooting Guide - Air King BFQ70 Important Instructions & Operating Manual

SECTION 5
Wiring
CAUTION:
MAKE SURE POWER IS SWITCHED OFF AT SERVICE
PANEL BEFORE STARTING INSTALLATION.
CAUTION:
ALL ELECTRICAL CONNECTIONS MUST BE MADE
IN ACCORDANCE WITH LOCAL CODES, ORDINANCES, OR NATIONAL
ELECTRICAL CODE. IF YOU ARE UNFAMILIAR WITH METHODS OF
INSTALLING ELECTRICAL WIRING, SECURE THE SERVICES OF A
QUALIFIED ELECTRICIAN.
1. Run wiring from an approved wall switch carrying the appropriate
rating. One neutral (white), one ground (green or bare copper), and one
hot (black lead connected to the switch). Secure the electrical wires to
the housing with an approved electrical connector. Make sure you leave
enough wiring in the box to make the connection to the fan's receptacle.
2. From where you have access to inside the fan's junction box, connect
the White wire from the house to the White wire from the fan's
receptacle. Connect the Black wire from the wall switch to the Black
wire from the fan's receptacle. Connect the ground wire from the
house to the Green wire from the fan's receptacle (Figure 7). Use
approved methods for all connections.
Supply
from
house
Figure 7
SECTION 6
Completing the Installation
1. Reinstall the fan's wire compartment cover. Rotate the blower wheel
by hand to ensure it spins freely. Plug the fan's quick connect motor
cord into the receptacle. This cord will only fit one way into the
receptacle (Figure 8).
Trouble
1. Fan does not operate when the switch is on.
2. Fan is operating, but air moves slower than normal.
3. Fan is operating louder than normal
210572021 Rev. G 12-12
White
Hot (Black)
Ground

Troubleshooting Guide

Probable Cause
1a. A fuse may be blown or a circuit tripped.
1b. Connector plug from motor is not plugged in. 1b.
1c. Wiring is not connected properly.
1d Motor has stopped operating.
2. Obstruction in the exhaust ducting.
3a. Motor is loose.
3b. Fan blade is hitting housing of unit.
www.airkinglimited.com
Figure 8
NOTE: If using this fan to meet ASHRAE 62.2 requirements, locate the label
inside the fan housing and fill in the appropriate information.
2. Install the grill by squeezing the two ends of the springs together and
installing them up into the slots of the fan's housing. Push the grill up
into position (Figure 9).
Figure 9
3. Restore power and test your installation.
SECTION 7
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 6 Finishing the
Installation, to reinstall grill.
2. Cleaning the Fan Assembly: Unplug the motor cord from receptacle.
Wipe all parts with a dry cloth or gently vacuum the fan. NEVER
IMMERSE ELECTRICAL PARTS IN WATER. Plug the motor cord back in
and restore power.
Suggested Remedy
1a. Replace fuse or reset circuit breaker.
Turn off power to unit. Remove Grill and plug motor into receptacle
in housing. Restore power to unit.
1c. Turn off power to unit. Check that all wires are connected.
1d. Replace motor.
2. 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.
3a. Turn off power to unit. Remove grill and check that all screws are fully
tightened. Restore power to unit.
3b. Call your dealer for service.
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