GL16 Preventive Maintenance
4-9
Check/Clean Inverter
CAUTION
Never use compressed air on
or around electronic
components, doing so may
damage them.
The inverter (Figure 4-9) is located in the right
end frame. Failure to clean the inverter may void
the warranty.
1. Turn the power OFF at the main discon-
nect switch.
2. Check and clean the inverter cooling fins
and motor weekly with a vacuum cleaner.
Do not use compressed air.
Check/Clean Motors
The drive motor, combustion blower motor,
exhaust blower motor, and delivery drive motor
(Type R unit) require weekly cleaning to ensure
proper operation.
1. Turn the power OFF at the main discon-
nect switch.
2. Open the end frame doors.
3. Use a vacuum to clean out lint and dirt
from the intake side (Figure 4-10) of the
drive motor, combustion blower motor, and
delivery drive motor (Type R unit).
4. Make sure the motors are free to turn
without excessive binding.
5. Close and secure the end frame doors.
6. Repeat Steps 3 and 4 for the exhaust
blower motor, located on the canopy.
Perform only when the unit is OFF
(with power disconnected) and COOL.
Required Tools
vacuum cleaner
Perform only when the unit is OFF
(with power disconnected) and COOL.
Required Tools
vacuum cleaner
Figure 4-9: Check and clean the inverter and its
cooling fins.
Figure 4-10: Removing lint and dirt from the intake
side of the motor ensures proper
operation.
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