Humidifier; Piping - Data Aire DAPA-2.5 Installation, Operation & Maintenance Manual

Mini-plus ceiling systems
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(NOTE: Maintenance/inspection items are monthly unless otherwise specified.)
Humidifier (Steam Generator) is equipped:
☐ Inspect drain valve/trap/drain line
☐ Check humidifier canister (replace if needed)
☐ Check operation
Record humidifier amp draw
Reheat
☐ Inspect element (and clean if required)
☐ Check wiring
☐ Record amps
Condensers (Water-Cooled)
☐ Check for water/glycol leaks (in the piping area)
☐ Entering/leaving water temperatures: Entering T
Compressor (Monthly):
☐ Check for oil leaks
Compressor (Quarterly)
☐ Record suction pressure
☐ Record discharge pressure
☐ Record superheat
☐ Record subcooling
☐ Check high pressure cut-out
☐ Check low pressure cut-in
☐ Check low pressure cut-out
☐ Record compressor current
MAINTENANCE/INSPECTION CHECKLIST
L1
A L2
A
☐ Check compressor mounting ☐ Inspect wire connection
Compressor
L1
☐ Check for leaks (makeup water/hoses)
☐ Check and clean fill strainer
A L3
A
Refrigeration Piping
☐ Check for lines (leaks/lines secure)
☐ Check capillary lines
Condensate Pan and Pump (if equipped)
☐ Check for leaks
☐ Check for debris
☐ Inspect/check float operation
☐ Check pump operation
☐ Water regulating valve function
°F Leaving T
PSIG
PSIG
°F
°F
PSIG
PSIG
PSIG
A L2
A L3
72
°F
A

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Dapa-03Da pa-04Dapa-05

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