Troubleshooting Form - Carrier 50YFV Installation, Operation And Maintenance Instructions

R e s i d e n t i a l D i g i t a l P a c k a g e d U n i t s G T- P B S e r i e s - 6 0 H z P u r o n
R e v : 4 A p r i l , 1 4

Troubleshooting Form

Customer:
Model #:
Complaint:
WATER-TO-AIR UNITS
WATER-TO-WATER UNITS
11 13
Load
10 12
CONDENSER (HT G)
EVAPORAT OR (CLG)
*Filter drier not used
for some R-22 units.
**Turn off HWG before
troubleshooting.
Description
Voltage
Compress Amps
Suction Temp
1
Suction Press
2
Saturation Temp
2a
Superheat
2b
Discharge Temp
3
Discharge Press
4
Saturation Temp
4a
Subcooling
4b
Liquid Line Temp
5
6 Source Water In Tmp
7 Source Water Out Tmp
8 Source Water In Pres
9 Source Water Out Pres
Press Drop
9a
GPM
9b
10 Load Water In Temp
11 Load Water Out Temp
12 Load Water In Pres
13 Load Water Out Pres
Press Drop
13a
GPM
13b
Return Air Temp
14
Supply Air Temp
15
Heat of Extraction (Absorption) or Heat of Rejection:
HE or HR (Btuh) =
Note: Never connect refrigerant gauges during startup procedures. Conduct water-side analysis using P/T ports to determine
water fl ow and temperature difference. If water-side analysis shows poor performance, refrigerant troubleshooting may be
required. Connect refrigerant gauges as a last resort.
58
S e i r l a : #
REFRIGERANT:
OPERATING MODE:
REFRIG FLOW - HEATING
14
15
AIR
CONDENSER (HEATING)
EVAPORATOR (COOLING)
COIL
EXPANSION
VALVE
5 LT2:
HEATING
LIQUID
LINE
Heating
Flow Rate (GPM) x
Loop Type:
R-22 R-410A R-407C
HEATING COOLING
REFRIG FLOW - COOLING
REVERSING
VALVE
CONDENSER (COOLING)
EVAPORATOR (HEATING)
COAX
FILTER
DRIER*
Source
5 LT1:
COOLING
6 7
LIQUID
LINE
8 9
Cooling
Temp Diff. =
<--Water-to-Water units only
Temp Diff. =
<--Water-to-Water units only
<--Water-to-Water units only
<--Water-to-Water units only
<--Water-to-Water units only
<--Water-to-Air units only
Temp Diff. =
Enter HE or HR:
Temp. Diff (deg F) x
Refrigerant Circuit Diagram
Startup Date:
A n f i t e r e z e T y p e & % :
HEATING POSITION
2 1
SUCTION
COMPRESSOR
3
DISCHARGE
4
HWG**
Notes
Fluid Factor:
500 (Water); 485 (Antifreeze)
Fluid Factor
®
COOLING POSITION