GDM-HST02 truemfg.com
TEC_TM_158 | REV. B | ENP#84066912/4/2023 Page 40 of 48
Maintenance & Servicing (cont.)
Condenser Coil Cleaning
WARNING!
The appliance owner is responsible for performing
a Personal Protective Equipment (PPE) Hazard
Assessment and ensuring adequate protection during
maintenance and cleaning procedures.
Use appropriate tools, safety equipment, and PPE
during installation and servicing.
Risk of electric shock or burn!
• Unplug the appliance or turn off the power supply
before installation or servicing.
• DO NOT clean appliance with a pressure washer or
hose.
Sharp edges! Coil fins are sharp and metal
components can have sharp edges. Take care
when moving, installing, cleaning, servicing, and
maintaining the appliance to avoid cuts.
Risk of eye injury! Airborne dust and debris can cause
eye injury. Eye protection recommended.
NOTICE!
The cleaning of the condenser coil is not covered by
warranty!
Required Tools
Required tools include (but may not be limited to) the following:
• Phillips screwdriver
• Stiff bristle brush
• Tank of compressed air
• Vacuum cleaner
• Flashlight
• Eye protection
• Gloves
Procedure
1. Disconnect power to unit.
2. Remove the front louvered grill from the appliance. See fig. 1.
3. With a stiff bristle brush, carefully clean accumulated dirt from
the front condenser coil fins. See fig. 2.
4. With dirt removed from the surface of the coil, use a flashlight
to verify that you can see through the coil and observe the
condenser fan blade spinning. See fig. 3.
5. If the view is clear, reinstall louvered grill, connect unit to
power and verify operation. If the view is still blocked
with dirt, proceed to step 6.
6. Gently blow compressed air or CO through the coil until it is
clean.
7. Carefully vacuum any dirt around and behind the condensing
unit area.
8. Reinstall the louvered grill, connect power to the unit, and
verify operation.
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