Structural Concepts HARMONY HMO7536R User Manual page 23

PREVENTIVE MAINTENANCE, CONT'D (TO BE PERFORMED BY TRAINED SERVICE PROVIDER)
WARNING! TURN OFF CASE BEFORE PERFORMING PREVENTIVE MAINTENANCE!
PREVENTIVE FREQ.
MAINTENANCE
Case Exterior Quarterly Compressor Area: Disconnect power from case before cleaning
Quarterly Condensate Package / Overflow Condensate Pan / Compressor Area:
Quarterly Under Case Cleaning: Once refrigeration package is clear of unit,
Case Interior Quarterly Drain, Coil, Fan Blades, Motors, Brackets: Disconnect power from the
Quarterly Tub: Disconnect power from the case before cleaning the tub!
Quarterly Honeycomb: Remove the honeycomb. Vacuum, then clean with warm
Condenser Coil!
• Slide/Roll out from under case.
• Use moist cloth to wipe off dust & debris that collects on various parts.
See illustration below.
Caution! Be certain to disconnect power from case before cleaning
condensate package!
• Slide/roll compressor package out from under case.
• Use a scrub-brush and a de-scaling solution such as CLR® (to prevent
corrosion, lime and rust). Follow instructions as to proper dilution,
safety precautions and scrubbing method.
• Electric heater coil condensate pans can be removed and cleaned.
• After thoroughly cleaning pan with scrub-brush and solution, rinse
thoroughly with clean water (in spray bottle) and wipe dry with sponge
or paper towel.
• Use moist cloth to wipe off dust & debris that collects on various parts
(fans, sight glass, overflow pan, etc.).
• Slide refrigeration assembly back under case.
• Replace lower panel via hook/magnet method (no screws required).
• Check if wicking material is dirty, worn, tattered or disintegrating. If so,
it must be replaced with new. Contact Structural Concepts for
replacement wicking material (toll-free number is listed on last page of
this operating manual).
vacuum under case to remove all dust & dirt that may collect under case.
case before cleaning the Drain, Coil, Fan Blades, Motors and Brackets!
• Remove Decking, Sub-Deck and Fan Shroud.
• Use vacuum to clean Evaporator Coils.
• Clean Tub, Coil and Drain with warm water, clean cloth, brush and
mild soap solution.
• See below for specific tub flushing instructions.
• Remove any debris that may clog drain.
• Clean fan blades, motors & brackets by wiping down with moist cloth.
Vacuum tub under deck or flush with water if necessary. To flush out the
tub, disconnect power to the case. Remove the deck and fan shroud.
Direct drain to floor drain or a bucket and hose out the tub. Run hose into
the drain to flush out debris.
water and soap. See instructions in case operation section of this manual.
See MAINTENANCE FUNDAMENTALS - HONEYCOMB AIR DIFFUSER
section in this manual for specifics.
23
INSTRUCTIONS