SM Split CS Series Heat Pump
SM Split CS Series Heat Pump8733825873 (2020/05)
30 | Troubleshooting
Subject to change without prior notice
SmartStart Assist Troubleshooting
Table 14 SmartStart Assist Troubleshooting
SmartStart Assist Flashing Sequence
Fig. 14 SmartStart Assist Flashing Sequence
Red Led Relay
Contact*
Condition Action
FULLY ON + 11/12 Min. recovery time between starts
and/or recovery time between stop to
start
Auto reset when minimum recovery
time elapses
2 FLASHES 11/14 Undervoltage (Ue<190VAC) Auto reset with 5 mins. recovery **
3 FLASHES 11/14 Overcurrent (>80A for >1 sec.) Auto reset with 5 mins. recovery
4 FLASHES 11/14 relay protection Auto reset with 5 mins. recovery***
5 FLASHES 11/14 incomplete ramp Auto reset with 5 mins. recovery
N/A 11/12 Supply phase loss Physical check
N/A 11/12 Idle state
N/A 11/12 Ramping state
N/A 11/12 Bypass mode
Green Led Relay
Contact*
Condition Action
FLASHING 11/12 Power supply alarm Replace SmartStart device
FULLY ON 11/12 Idle State RSBS waiting for control signal to
start
+ APPLICABLE TO RSBS2332A2V.2C24HP. FOR MODELS,NO INDICATION ON THE RED LED IS PROVIDED
*APPLIES ONLY TO RSB23XXA2V22C24..MODELS
**MONITORED DURING IDLE AND BYPASS
***REFER TO NOTE 6 IN MODE OF OPERATION SECTION OF THE SSA IOM
****REFER TO VOLTAGE DIPS AND INTERRUPTIONS SECTION FOR MODE OF OPERATION OF THE SSA IOM
During recovery from an alarm condition, the red LED will flash at twice the normal flashing frequency
between successive flashing cycles as shown above to indicate that the SmartStart Assist is in recovery
mode, which lasts for five minutes.
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