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Air King AS50 - User Manual

Air King AS50
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IMPORTANT INSTRUCTIONS -
OPERATING MANUAL
READ AND SAVE THESE INSTRUCTIONS
READ CAREFULLY BEFORE ATTEMPTING TO ASSEMBLE, INSTALL, OPERATE OR MAINTAIN THE PRODUCT DESCRIBED.
PROTECT YOURSELF AND OTHERS BY OBSERVING ALL SAFETY INFORMATION. FAILURE TO COMPLY WITH
INSTRUCTIONS COULD RESULT IN PERSONAL INJURY AND/OR PROPERTY DAMAGE!
RETAIN INSTRUCTIONS FOR FUTURE REFERENCE.
GENERAL SAFETY INFORMATION
When using electrical appliances, basic precautions
should always be followed to reduce the risk of fire,
electric shock and injury to person, including the following:
SAVE THESE INSTRUCTIONS
WARNING: TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK
AND INJURY TO PERSON, OBSERVE THE FOLLOWING:
a) Use this unit only in the manner intended by the manufacturer.If you
have questions, contact the manufacturer.
b) Before servicing or cleaning the unit, switch power off at
service panel and lock the service disconnecting means to
prevent power from being switched on accidentally. When the
service disconnecting means cannot be locked, securely fasten
a prominent warning device, such as a tag, to the service panel.
WARNING: TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK
AND INJURY TO PERSON, OBSERVE THE FOLLOWING:
a) Installation work and electrical wiring must be done by qualified
person(s) in accordance with all applicable codes and standards,
including fire-related construction.
b) Sufficient air is needed for proper combustion and exhausting
of gases through the flue (chimney) of fuel burning equipment to
prevent back drafting. Follow the heating equipment manufacturer’s
guideline and safety standards such as those published by the
National Fire Protection Association (NFPA) and the American
Society for Heating, Refrigeration, and Air Conditioning Engineers
(ASHRAE), and the local code authorities.
c) When cutting or drilling into wall or ceiling, do not damage electrical
wiring and other hidden utilities.
CAUTION: FOR GENERAL VENTILATING USE ONLY. DO NOT USE
TO EXHAUST HAZARDOUS OR EXPLOSIVE MATERIALS AND VAPORS.
d) Ducted fans must always be vented to the outdoors.
e) This unit must be grounded.
f) To avoid motor bearing damage and noisy and/or unbalanced
impellers, keep drywall spray, construction dust, etc. off power unit.
g) Read all instructions before installing or using exhaust fan.
WARNING: TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, DO
NOT USE THIS FAN WITH ANY SOLID-STATE SPEED CONTROL DEVICE.
a) Acceptable for use over a bathtub or shower when installed
in a GFCI protected branch circuit.
b) NEVER place a switch where it can be reached from a tub or
shower.
WARNING: DO NOT USE IN KITCHENS.
www.airkinglimited.com
210572050 Rev. D 1-11 1 of 8
Exhaust Fan
Models:
AS50, AS60, AS70 AS54

Questions and Answers

  • P
    Pamela StoneJul 25, 2025
    What to do if my Air King Fan does not operate when the switch is on?
    • G
      gwoodsJul 26, 2025
      If your Air King Fan isn't working when switched on, there are a few potential reasons. First, a fuse might have blown, or a circuit could be tripped; in this case, replace the fuse or reset the circuit breaker. Another possibility is that the connector plug from the motor isn't properly connected. To resolve this, turn off the power, remove the grill, plug the motor into the receptacle in the housing, and then restore power. Lastly, the wiring might not be correctly connected. To check this, turn off the power and ensure all wires are properly connected.
  • B
    Beth YoungAug 2, 2025
    How to fix Air King AS50 Fan operating, but air moves slower than normal?
    • B
      Bradley HillAug 2, 2025
      If your Air King Fan is operating, but the air moves slower than normal, there may be an obstruction in the exhaust ducting. Check the ducting for obstructions, such as bird nests in the roof or wall cap where the fan exhausts to the outside.
  • F
    fyoungAug 9, 2025
    What to do if air moves slower than normal in my Air King AS50 Fan?
    • A
      Adrienne GarciaAug 9, 2025
      If the air moves slower than normal in your Air King Fan, there may be an obstruction in the exhaust ducting. Check for obstructions, such as bird nests, in the roof or wall cap where the fan exhausts to the outside.
  • Q
    qandersonAug 16, 2025
    Why is my Air King AS50 Fan operating louder than normal?
    • J
      Jeff RangelAug 16, 2025
      If your Air King Fan is louder than usual, it might be due to a loose motor. To fix this, turn off the power, remove the grill, and ensure all screws are fully tightened. Then, restore power to the unit. If the fan blade is hitting the housing, you should contact your dealer for service.

Summary

General Safety Information

Reduce Fire, Shock, Injury Risks

Observe basic precautions like using the unit as intended and switching off power before servicing.

General Ventilation Use Caution

Use only for general ventilation, not for hazardous materials. Ensure proper ducting and grounding.

Speed Control Device Warning

Do not use this fan with any solid-state speed control device. Ensure use over tub/shower is GFCI protected.

Kitchen Use Warning

Explicitly states that the fan is not to be used in kitchens.

Installation Instructions

Preparing the Exhaust Fan

Unpack, identify parts, remove venturi assembly, choose location, and prepare knockout holes.

New Construction Installation

Guides flush mounting and securing the fan housing to joists or studs for new buildings.

Existing Construction Installation

Details tracing, cutting, and flush mounting the housing for existing structures.

Ducting Installation

Connect ducting to the collar and vent outdoors, adhering to building codes.

Wiring Installation

Connect house wiring to the fan's receptacle according to codes, ensuring power is off.

Completing the Installation

Reinstall Fan Venturi and Grill

Reinstall the fan venturi, secure it, check blower wheel spin, plug in the motor, and install the grill.

Use and Care

Cleaning the Grill

Clean the grill with mild detergent and a soft cloth; avoid abrasive materials.

Cleaning the Fan Assembly

Unplug unit, remove venturi, wipe parts with a dry cloth; never immerse electrical parts in water.

Troubleshooting Guide

Fan Not Operating

Check fuse, circuit breaker, motor plug connection, and wiring.

Slow Airflow

Inspect for obstructions in the exhaust ducting, such as bird nests.

Loud Operation

Check for loose motor, fan blade hitting housing, or other issues.

Limited Warranty

Warranty Coverage and Limitations

Details product coverage for defects, duration, exclusions, and liability limits.

Customer Service

Contact and Support Information

Provides phone number and website for product questions, service, and replacement parts.

Air King AS50 Specifications

General IconGeneral
ModelAS50
BrandAir King
Number of Speeds3
Voltage120V
Weather Resistant PanelYes
ThermostatNo
Remote ControlNo
Fan Size20 inches

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