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INSTRUCTION TO PERFORM SUPERHEAT/SUBCOOLING,DUCT SIZING AND PRESSURE SETTINGS
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SUPERHEAT FUNCTION |
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1. PRESS WET BULB KEY
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Enter wet bulb reading on 0-9 keypad
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2. PRESS DRY BULB KEY
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Enter indoor dry bulb reading on 0-9 keypad
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3. PRESS OUTDOOR AMBIENT KEY KEY
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Enter outdoor ambient temperature on 0-9 keypad
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4. PRESS SUPERHEAT KEY |
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Readout displays targeted superheat in degrees Fahrenheit
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1. PRESS REFRIGERANT KEY |
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Enter 3 digit # followed by A, B, or C (if needed) on 0-9 keypad
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2. PRESS SUPERHEAT KEY |
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Enter targeted superheat on 0-9 keypad or desired superheat value
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3. PRESS PRESSURE KEY |
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Enter suction line pressure reading on 0-9 keypad
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4. PRESS LINE TEMPERATURE KEY |
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Readout displays required suction line temperature in degrees Fahrenheit
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Add or Substract refrigerent charge if required
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SUBCOOLING FUNCTION |
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1. PRESS REFRIGERANT KEY |
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Enter refrigerant # followed by A, B, or C (if needed) on
0-9 keypad
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2. PRESS SUBCOOLING KEY |
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Enter required subcooling on 0-9 keypad
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3. PRESS PRESSURE KEY |
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Enter liquid line pressure reading on 0-9 keypad
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4. PRESS LINE TEMPERATURE KEY
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LCD displays required liquid line temperature in degrees
Fahrenheit Adjust refrigerant charge if required
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ACTUAL SYSTEM SUBCOOLING FUNCTION
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1. PRESS REFRIGERANT KEY |
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Enter refrigerant # followed by A, B, or C (if needed) on
0-9 key pad |
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2. PRESS PRESSURE KEY |
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Enter high side pressure reading on 0-9 key pad |
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3. PRESS LINE TEMPERATURE KEY |
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Enter liquid line temperature on 0-9 key pad |
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4. PRESS SUBCOOLING KEY |
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LCD displays actual subcooling in degrees Fahrenheit Adjust
refrigerant charge if required
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ACTUAL SYSTEM SUPERHEAT FUNCTION
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1. PRESS REFRIGERANT KEY |
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Enter refrigerant # followed by A, B, or C (if needed) on
0-9 key pad |
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2. PRESS PRESSURE KEY |
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Enter low side pressure reading on 0-9 key pad |
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3. PRESS LINE TEMPERATURE KEY |
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Enter suction line temperature reading on 0-9 reading |
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4. PRESS SUPERHEAT KEY |
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LCD displays actual system superheat in degrees Fahrenheit
Adjust refrigerant charge if required |
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PRESSURE TEMPERATURE RELATIONSHIP
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1. PRESS REFRIGERANT KEY
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Enter refrigerant # followed by A, B, or C (if needed) on
0-9 keypad
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2. PRESS PRESSURE KEY |
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Enter pressure reading on 0-9 keypad |
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3. PRESS TEMPERATURE KEY
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LCD displays temperature in degrees Fahrenheit
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TEMPERATURE PRESSURE RELATIONSHIP |
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1. PRESS REFRIGERANT KEY
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Enter refrigerant # followed by A, B, or C (if needed) on
0-9 keypad
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2. PRESS TEMPERATURE KEY
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Enter temperature reading on 0-9 keypad
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3. PRESS PRESSURE KEY
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LCD displays pressure in PSIG
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View Details
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DUCT SIZING
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1.PRESS CUBIC FEET PER MINUTE KEY |
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Enter cubic feet per minute on 0-9 keypad
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2. PRESS VELOCITY KEY |
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Enter velocity on 0-9 keypad
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4. PRESS ROUND DUCT KEY
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LCD displays required round duct size
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5. PRESS RECTANGULAR DUCT KEY
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LCD displays required rectangular duct size |
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6. PRESS EQUIVALENT KEY |
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LCD displays equivalent rectangular duct size, Continuing to press equivalent key
will display Other equivalent duct sizes until completed then Not Found is displayed
on LCD
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7. PRESS FLEX DUCT KEY |
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LCD displays required flex duct size
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8. PRESS STATIC KEY |
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LCD displays corresponding static for round, rectangular,
or flex duct
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TO ATTAIN STATIC FROM CUBIC FEET PER MINUTE AND DUCT SIZE |
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1. PRESS STATIC KEY |
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Enter cubic feet per minute on 0-9 keypad |
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2. PRESS STATIC KEY |
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PRESS ROUND, RECTANGULAR, OR FLEX DUCT KEYS |
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Enter duct size on 0-9 keypad Note:
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For rectangular duct size enter length x width Using 0-9 keypad and multiply key
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3. PRESS STATIC KEY |
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LCD displays corresponding static |
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View Details
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APPROXIMATE PRESSURE
CONTROL SETTINGS FUNCTION
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1. PRESS REFRIGERANT KEY |
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Enter refrigerant # followed by A, B, or C (if needed) on
0-9 keypad
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2. PRESS TEMPERATURE KEY |
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Enter maximum temperature desired on 0-9 keypad
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3. PRESS IN KEY |
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LCD displays approximate pressure cut in setting
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4. PRESS OUT KEY |
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LCD displays approximate pressure cut out setting
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View Details
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LIST OF REFRIGERANTS
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R409A
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R13
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R414B
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R23
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R416A
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R503
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R404A
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R508B
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R507
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R403B
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R502
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R22
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R402A
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R407C
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R402B
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R417A
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R408A
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R410A
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R11
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R12
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R113
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R134A
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R123
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R401A
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R124
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R401B
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R500
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R114
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