Envision R-410A - Maintenance and Troubleshooting; Troubleshooting Forms and Pressure Drop

43
ENVISION CONSOLE INSTALLATION MANUAL
COOLING CYCLE ANALYSIS
EXPANSION
VALVE
°F
AIR
COIL
°F°F
PSI PSI
BRINE IN
BRINE OUT
COMPRESSOR
DISCHARGE
SUCTION
Subcooling
Superheat
REVERSING
VALVE
PSI
°F
SAT °F=
PSI = SAT F
F
°F
LIQUID LINE
°
°
°F
COAX
SOURCE
Heat of Extraction/Rejection = GPM x 500 (485 for water/antifreeze) x ∆T
Note: DO NOT hook up pressure gauges unless there appears to be a performance problem.
Line Voltage:
Loop: Open
Unit Amp Draw:
Closed
COAX
SOURCE
HEATING CYCLE ANALYSIS
EXPANSION
VALVE
°F
AIR
COIL
°F°F
PSI PSI
BRINE IN
BRINE OUT
COMPRESSOR
DISCHARGE
SUCTION
Subcooling
Superheat
REVERSING
VALVE
PSI
°F
SAT °F=
PSI = SAT F
F
F
LIQUID LINE
°
°
°
°F
Line Voltage:
Loop: Open
Unit Amp Draw:
Closed
DEALER:
PHONE #: DATE:
PROBLEM:
MODEL #:
SERIAL #:
Startup/Troubleshooting Form
WFS37 10/07