U-Line CO2175/CO2275DWR Manuale Utente
3-36
Section 3 - Service and Repair
Échelon Service Quick Reference Card
Model
Part
Number
PIN 7
C_F
A
N
PIN 6
LIGHTS
PIN 5
PIN 4
H_H20
PIN 3
C_PUMP
PIN 2
R_V
AL
VE
PIN 7
BP_V
A
L
V
E
Relay 1
Relay 2
R
elay 3
R
elay 4
R
elay 5
R
elay 6
R
elay 7
2175R
61/75
Light
Compressor/
Fan
21
15R
71/73
Light
Compressor/
Fan
21
15WC
72/74
Light
Compressor/
Fan
2175DWRR
70
Light 1
Compressor/
Fan
Pan Heat
Mull Heat
CO2175F
64/78
Cond Fan
E F
A
N
Light
Compressor
Hot Gas
V
a
lve
DRAIN
HEA
T
IM 1
IM2
2175RF
65/79
Cond Fan
E F
A
N
Light
Compressor
Hot Gas
V
a
lve
DRAIN
HEA
T
CO2175DWR
66/80
Cond Fan
E F
A
N
Light
Compressor
Hot Gas
V
a
lve
MULL
HEA
T
IM 1
IM 2
CLR2160
67/81
Cond Fan
Compressor
Hot Gas
V
a
lve/W
ater
V
a
lve
Circulation
Pump
CLRCO2175
68/82
Cond Fan
Light
Compressor
Hot Gas
V
a
lve/W
ater
V
a
lve
Ref V
a
lve
Ref Bypass
V
a
lve
2175BEV
63177
Light
Compressor/
Fan
2275DWR
WS
85186
Cond Fan
Bottom
Light
Compressor
T
op Light
Bottom
V
a
lve
To
p
V
a
lv
e
2275ZWC
87/88
Cond Fan
Bottom
Light
Compressor
T
op Light
Bottom
V
a
lve
To
p
V
a
lv
e
#
Description
1
Light all LED segments
2
Thermistor #1 status
(temp, E1 or E2)
3
Error Log
4
Defrost info
5
Compressor runtime
(based on last cycle)
6
Defrost length
(adjustable - up to 99 minutes)
7
Light switch status (0 or 1)
8
Display toggle status (0 or 1)
9
Restore factory defaults
10
Adjust thermistor #1 of
fset
(-10° to +10°)
11
Data download
12
Clear error log
13
Clear download memory
14
Model number display
15
Adjust thermistor #1 dif
ferential
16
Adjust thermistor #2 of
fset
17
Adjust thermistor #3 of
fset
18
Adjust thermistor #4 of
fset
19
V
iew thermistor #2 status
(temp or E7)
20
V
iew thermistor #3 status
(temp or E8)
21
V
iew thermistor #4 status
(temp or E9)
22
Automatic toggle through relays
(switch on and of
f)
23
Defrost interval adjustment
(3 to 24 hours)
24
Adjust thermistor #2 setpoint
25
Adjust thermistor #3 setpoint
26
Adjust thermistor #4 setpoint
27
Display software version
99
Exit
•
Service Menu Options
(hold up arrow & touch light 3
times to access service menu)
•
Use warmer/colder to scroll
through options
•
T
o
uch light bulb to enter and
before exiting an option
Model
Thermistor 1
Thermistor 2
T
hermistor 3
T
hermistor 4
D
oor Switch 1
Door Switch 2
2175R
Ref
Evap
N/A
N/A
Y
e
s
N/A
21
15R
Ref
Evap
N/A
N/A
Y
e
s
N/A
21
15WC
Ref
Evap
N/A
N/A
Y
e
s
N/A
2175WC
Ref
Evap
N/A
N/A
Y
e
s
N/A
2175/2275 DWRR
Ref
Evap
Ambient
N/A
Bottom Drawer
T
op Drawer
CO2175F
Ref
IM
Freezer
Drain Pan
Y
es
N/A
2175RF
Ref
N/A
Freezer
Drain Pan
Y
es
N/A
CO2175
CO2275 DWR
Ref
IM
Freezer
Drain Pan
B
ottom Drawer
T
op Drawer
CLR2160
N/A
Ice Bin
N/A
Condenser
N/A
P60
CLRCO2175
Ref
Ice Bin
Ref Evap
C
ondenser
Y
e
s
P
60
2175 BEV
Ref
Evap
N/A
N/A
Y
e
s
N/A
2275DWR
WS
T
op Ref
Bottom Ref
T
o
p Evap
B
ottom Evap
B
ottom Drawer
T
op Drawer
2275ZWC
T
op Ref
Bottom Ref
T
o
p Evap
B
ottom Evap
Y
es
N/A
Error Code
E1
Thermistor #1 open
E2
Thermistor #1 shorted
E3
Door or bottom drawer open longer
than 20 minutes
E5
Thermistor #1 out of range (+10˚)
for more than 12 hours
E6
Thermistor #1 out of range (-10˚)
for more than 12 hours
E7
Thermistor #2 open or shorted
E8
Thermistor #3 open or shorted
E9
Thermistor #4 open or shorted
E10
T
op drawer open longer than
20 minutes
E1
1
EE Memory Error
P1
Pump circuit open due to high water
level in ice bin
Description
(alternates with
setpoint display)
How to program a new board
1. Unplug unit and install new board
2. Plug unit in
3.
The display may show a SP
or --, either is OK
4. Install a jumper on J3
5.
Hold down warmer
, colder and light button until display shows
model number and main board beeps
6.
Use warmer/colder to select new model number
Model
120 V
olts
220 V
olts
Board Part #
2175R
61
75
68072
2175WC
62
76
68072
2175BEV
63
77
68072
CO2175F
64
78
68072
2175RF
65
79
68072
CO2175DWR / CO2275DWR
66
80
68072
CLR2160
67
81
68072
CLRCO2175
68
82
68072
2175DWRR / 2275DWRR
70
84
68072
21
15R
71
73
68072
21
15WC
72
74
68072
2275DWR
WS
85
86
68084
2275ZWC
87
88
68084
7. Press and release light key
8. W
ait for display to stop flashing
9. Remove jumper from board
10. Unplug unit and wait 5 seconds
1
1. Plug unit back in
W
ait for the display to show the set point
Echelon Model Selection
Pump
Circulation