QUATRO
Air Technologies Inc.
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Engineers Of Clean Air
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30 Hymus Boulevard, Montreal, Quebec, H9R 1C9 Tel.: (514) 630-4444 Fax: (514) 630-4454 website:
www.quatroair.com
1- Using a ¼” socket, unscrew the 4 bolts holding down the motor
2- Remove the motor WITH motor support bracket from the unit
3- Separate motor from motor support bracket by unscrewing 4 screws
4- Replace motor with new motor, and re-install as above
(see Detailed Replacement instructions below)
ALWAYS REPLACE BOTH MOTORS AT THE SAME TIME
OR THE WEAR RATES OF THE BRUSHES WILL NEVER BE IN SYNC.
Detailed Replacement
1- Disconnect wires, cut zip ties.
2- Remove the retaining nuts & lock washer holding the motor assemblies.
3- Remove the motor retaining bracket from the old motor. Note the orientation on the bracket.
4- Verify the gasket design (See the beginning of the Motor Service & Replacement Section)
5- Install the bracket on the new motor.
If the bracket is installed incorrectly it may result in a short to ground for the
brush contacting the bracket. The curved brush must be visible in the large cutout as per Figure below
6- Install the assembly back into the unit & connect the wires. Install new zip ties.
On units equipped with iSeries controls reset the Service Motors(s) Alarm by following the instruction below.
BLOWER MAINTENANCE
WARNING: Switch unit off and unplug power cord from wall before servicing the blower.
LED Diagnostic Table - “Service Motor(s)” Alerts
If “Service Filter(s)” alert is ON SOLID the motor(s) need to be serviced or replaced.
MOTOR ACCESS: The motor access panel is located below the unit..
Motor support brackets
(4) screws holding motor to each bracket
(8) Bolts holding down the 2 motors
Motor is accessed from below the unit
Motors installed in this device are rated for approximately
20000 operating hours.
