Service Manual
Table Of Contents
- Important Safety Information
- I. Construction and Water/Refrigeration Circuit Diagram
- II. Sequence of Operation and Service Diagnosis
- III. Controls and Adjustments
- A. Control Board
- B. Controls and Adjustments
- 1. Default Dip Switch Settings
- 2. BC1 (Infrared Sensor) Shutdown Delay (S1 dip switch 1, 2, 3)
- 3. Drain Frequency Control (S1 dip switch 4)
- 4. Continuous Dispensing Timer (S1 dip switch 5 & 6)
- 5. Bin Control Selector (S1 dip switch 7)
- 6. BC2 (Mechanical Backup) Shutdown Delay (S1 dip switch 8)
- 7. Shutdown Sequence (S1 Dip Switch 9)
- 8. Alarm Selection (S1 Dip Switch 10)
- IV. Refrigeration Circuit and Component Service Information
- V. Maintenance
- VI. Disposal
- VII. Technical Information
58
*** High-Pressure Switch
Cut-out 384±
22
PSIG
Cut-in 284±22 PSIG
0
** Safety Low-Pressure Switch
(Manual Reset)
Cut-out 3±2.5 PSIG
Differential 6 PSIG
* Control Low-Pressure Switch
Cut-in 29±
0
PSIG
Differential 20±
1.0
PSIG
Cut-out 9 PSIG
0.5
0.5
2. SRC-14J Condensing Unit
BK
BK
R
208-230/60/1
(3 WIRE WITH NEUTRAL)
L1
COMP.
C
R
S
RUN CAP.
(30 MFD)
O
5
2
1
DBU
START CAP
(145-174MFD)
START
RELAY
T3
L3
L2
T2
T1
L1
C1
C2
NC
NO
COM
N
L2
P
(BK)(BK)
CRANKCASE
HEATER
FAN
MOTOR 1
(BK)
W
GND
MAGNETIC
CONTACTOR
BR
LOW-PRESS.
SWITCH 1
LOW-PRESS.
SWITCH 2
HIGH-PRESS.
SWITCH
O O
O
BK
BR
W
BR
BR
BR
BK
W
O
DBU
R
BK
W
OO
BK
BK
R
R
R
O
R
BR
R
W
CAP 2
10 MFD
FAN
MOTOR 2
(BK)
(W)
(BR)
W
CAP 1
10 MFD
(W)
(BR)
WIRE COLOR CODE
BK -BLACK
BR -BROWN
DBU -DARK BLUE
GR -GREEN
GY -GRAY
LBU -LIGHT BLUE
O -ORANGE
P -PINK
R -RED
V -VIOLET
W -WHITE
Y -YELLOW
W/BK -WHITE BLACK
W/BR -WHITE BROWN
W/BU -WHITE BLUE
W/O -WHITE ORANGE
W/R -WHITE RED
BK
BK
BR
BR
W
P
DBU
DBU
BR
BK
R
BK
BK BK
W
O
W
W
BK
W
W
W
BK
BR
BR
* ** ***