22
PREVENTIVE MAINTENANCE (TO BE PERFORMED BY TRAINED SERVICE PROVIDERS), CONT’D
PREVENTIVE
MAINTENANCE
FREQ. INSTRUCTIONS
Case Interior Quarterly Internal Cleaning: Disconnect power from case before cleaning.
1. Remove pans and support rails.
2. Remove fan cover panels (after removing knurled head fasteners).
3. Wipe down fan shroud and fan blades with warm, soapy water and soft cloth.
Then, disconnect (screw removal is required) and remove from case.
4. Clean out drains. Use warm, soapy water and soft cloth to wipe down TXVs, tub,
troughs, copper tubing, etc.
Troughs
Drains
TXVs
Tub
Copper
Tubing
2
Drain
Drain
Trough
Tub
Support
Rails
Fan
& Shroud
Fan Cover
Panel
Pans
1
Fan Cover
Panels
Fan Shroud
3
4
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