16 - REV. B
SCP 1200 - 3000 USER GUIDE
6.
Diagnostic Codes & Troubleshooting
ALARM
CODE
CONDITION
TIMEOUT
SHUT-
DOWN
RESET
HIGH DEW POINT
11
Actual dew-point is 15ºF above the
target setting
2 seconds
No
Auto
DRYER OVERLOAD
12
Dew Point > Set Point +40ºF
10 minutes
YES
MANUAL
BAD SENSOR SHUT-
DOWN
13
Dew Point, Suction Temp, Suction
Pressure, or Discharge Pressure is
reading out of range
2 seconds
YES
MANUAL
LOW PRESSURE
14
Suction PSI < Set point during
compressor on
5 seconds
YES
MANUAL
HIGH PRESSURE
15
Discharge Pressure > High Setting,
or Switch is open while compres-
sor is on
1 Seconds
YES
MANUAL
HIGH SUPERHEAT!
(Semi-Hermetic)
16
Compressor is running. Superheat
Calculation is >40ºF and Suction
temperature >75ºF
40 minutes
no
Auto
HIGH SUPERHEAT!
(Hermetic)
16
Compressor is running. Superheat
Calculation is >40ºF and Suction
temperature >75ºF
40 minutes
YES
MANUAL
DRAIN FAULT
17
Drain switch is closed for too long
See Note 1
No
Auto
FROZEN EVAP!
18
Dew-Point <= 20ºF
10 minutes
YES
MANUAL
HIGH CONDENSER
TEMP
21
Ambient/Water temperature is
higher than setting
60 seconds
No
Auto
HIGH INLET TEMP
22
Inlet temperature is higher than
setting
60 seconds
No
Auto
HIGH DIFFERENTIAL
PRESSURE SWITCH
23
Input from PSID switch is closed
2 seconds
No
Auto
EMERGENCY STOP
24
E-Stop switch is opened or inter-
nal fuse is blown
2 seconds
YES
MANUAL
BAD PUMP DOWN
25
Pressure switch remains open for
1 minute after shutdown, or cycles
more than 8 times per hour
1 hour (see
description)
YES
MANUAL
BAD SENSOR
WARNING
26
Inlet, or Condener temperature is
reading out of range
2 seconds
No
Auto
NON-RECOVERABLE
SYSTEM FAULT
27
Dryer is not configured or configu-
ration has been corrupted
1 Seconds
YES
MANUAL
CHANGE FILTER
28
Timer has timed out
6 months or 8
hours
No
MANUAL
Note 1
- Timeout is Drain Duration s10 seconds
Summary of Contents for Airtek Smart Cycle Plus SCP1200
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Page 18: ...18 REV B SCP 1200 3000 USER GUIDE 7 Optional Control Center ...
Page 45: ...45 REV B SCP 1200 3000 USER GUIDE 9 Associated Drawings ...
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