WC-IOM-7 • Packaged Heat Pump
55
Troubleshooting
Unit Economizer Control (ECA) Troubleshooting
ReliaTel Control
Table 10.
Verify economizer status by economizer actuator (ECA) LED indicator:
OFF:
No Power or Failure
ON:
Normal, OK to Economize
Slow Flash:
Normal, Not OK to Economize
Fast Flash -
1/2 Second On / 2 Seconds Off:
Error Code:
Communications Failure
Pulse Flash:
2 Second On / 1/2 Second Off:
Error Code:
1 Flash:
Actuator Fault
2 Flashes:
CO2 Sensor
3 Flashes:
RA Humidity Sensor
4 Flashes:
RA Temp Sensor
5 Flashes:
OA Quality Sensor
6 Flashes:
OA Humidity Sensor
7 Flashes:
OA Temp Sensor
8 Flashes:
MA Temp Sensor
9 Flashes:
RAM Fault
10 Flashes:
ROM Fault
11 Flashes:
EEPROM Fault
Содержание WC*150B***G Series
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