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W a t e r- t o - W a t e r ( 5 0 Y E R ) S e r i e s - P u r o n
R e v. : 1 J u l y, 2 0 1 0
Refrigeration Troubleshooting Form
C
u
s
o t
m
e
Model #:
Complaint:
11
13
Load
10
12
**Turn off HWG before
troubleshooting.
D
e
s
Voltage
Compressor 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
Flow Rate GPM [l/s]
9b
10 Load Water In Temp
11 Load Water Out Temp
12 Load Water In Pres
13 Load Water Out Pres
Press Drop
13a
Flow Rate GPM [l/s]
13b
Heat of Extraction (Absorption) or Heat of Rejection:
HE or HR =
30
: r
S
r e
l a i
: #
REFRIGERANT: HFC-410A
OPERATING MODE:
REFRIG FLOW - HEATING
EXPANSION
VALVE
CONDENSER (HT G)
EVAPORAT OR (CLG)
5
FP2:
HEATING
LIQUID
LINE
c
i r
t p
o i
n
Heating
Flow Rate x
Temp. Diff x
®
Refrigeration Troubleshooting Form
Water-to-Water Units
L
o
o
p
T
y
p
: e
HEATING
COOLING
REFRIG FLOW - COOLING
REVERSING
VALVE
CONDENSER (COOLING)
EVAPORATOR (HEATING)
COAX
FILTER
DRIER
Source
5
FP1:
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
Fluid Factor: (for Btuh)
500 (Water); 485 (Antifreeze)
Fluid Factor
t S
r a
u t
p
D
t a
A
n
f i t
e r
e
z
e
T
y
p
e
&
%
:
HEATING POSITION
2
1
SUCTION
COMPRESSOR
3
DISCHARGE
4
HWG**
N
o
e t
s
Fluid Factor: (for kW)
4.18 (Water); 4.05 (Antifreeze)
: e
COOLING POSITION
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