Preventive Maintenance (To Be Performed By Trained Service Provider) - Page 1 Of 3 - Structural Concepts BLEND NM4855RSSV User Manual

PREVENTIVE MAINTENANCE (TO BE PERFORMED BY TRAINED SERVICE PROVIDER) - PAGE 1 OF 3

WARNING! TURN OFF CASE BEFORE PERFORMING PREVENTIVE MAINTENANCE!
FREQ.
Quarterly Condensing Coil:
• Remove air intake grille to access area. Simply lift up and off.
•
Roll/slide out condenser package. Note: At initial slide-out, it may be necessary to remove
two (2) compressor pan shipment screws to slide it out from under case.
•
Warning! Coil fins are sharp. Handle with care!
•
Caution! Airborne dust can contaminate food! Use wet rags to cover area where air
pressure is blowing.
•
Use air pressure or industrial strength vacuum; clean dust and dirt that may collect on
condenser coil.
•
Slide/roll condensing package back under case.
•
Return air intake grille to case.
Quarterly Condenser Package: Caution! Disconnect power from case before cleaning!
• See CASE DESIGN, CONT'D: CONDENSER PACKAGE (SELF-CONTAINED UNITS
ONLY) section in manual for illustrations.
• Warning! Condensate pan may be HOT! Disconnect power from case and allow to cool
before cleaning condensate pan!
• Remove air intake grille from case (no screw removal is required).
• Slide/roll condenser 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.
• If electric coil overflow condensate pan is dirty, clean it (and in same manner) while cleaning
rest of condenser package.
•
After thoroughly cleaning condensate 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 condenser package back under case.
•
Replace air intake grille to case (no screws required).
Quarterly Under Case Cleaning: Once refrigeration package is clear of unit, vacuum under case to
remove dust and dirt that may collect under case.
Quarterly Tub Area (Evaporator Coil, Drain, Fans, Brackets, Etc.):
Caution! Disconnect power from case before cleaning tub, coil, fan, motor and drain area!
• See CASE DESIGN, CONT'D: TUB AREA (AFTER DECK PAN REMOVAL) section in
manual for illustration.
• Use vacuum to clean entire area.
• After vacuuming, clean area with warm water, clean cloth, and mild soap solution.
• Remove any debris that may clog drain.
• Wipe down fan blades, motors and brackets with moist cloth.
Quarterly Honeycomb: Check honeycomb air diffuser to determine if it is dirty. If dirty, remove from case.
See next page for cleaning specifics.
INSTRUCTIONS
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