MovinCool CMW30 - Manual (Page 50)

50
SELF-DIAGNOSTIC CODES & BUZZER
PATTERN (cont.)
Table of Self-Diagnostic Codes
Self-Diagnostic
codes
(Wall mounted
controller only)
Buzzer
Pattern
Condition Remedy
AL 1 Fire alarm is activated.
See
“Troubleshooting”
from page 53 to
59.
PU
3
Overflow protection is activated
(internal pump).
E07
Overflow protection is activated
(optional pump).
HP 4 High pressure protection is activated.
E01
2
Sensor fail
(RTS1: Wall mounted controller room
thermistor)
E02
Sensor fail
(RTS2: Evaporator air inlet thermistor)
E03
Sensor fail
(EWTS: Entering water thermistor)
E04
Sensor fail
(CTS1: Condenser thermistor)
E05
Sensor fail
(CTS2: Evaporator pipe inlet
thermistor)
E06
Sensor fail
(CTS3: Evaporator pipe outlet
thermistor)
E08
4
Wall thermostat communication error
E09
Evaporator fan motor over current
protection is activated.
OL
Compressor overload protection is
activated.
E11 Relay board communication error
E12 Compressor error
E13 Relay board error
E23
Evaporator fan motor over rotation
protection is activated.