Johnson Controls GVC Series User Manual

Johnson Controls
5586996-JSG-A-0120 | Start-Up & Operation Guide
120
Table 33: Faults List (Continued)
Fault Type Description Caused By
Service Outside airow sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service Discharge air pressure sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service Return air pressure sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service Sensor calibration fault
Sensor(s) has failed calibration test. Cycle
power to unit. If error returns, contact
technical support
Service C1 liquid pressure sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service C2 liquid pressure sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service C1 liquid temperature sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service C2 liquid temperature sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service C1 suction pressure sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service C2 suction pressure sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service C1 suction temperature sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service C2 suction temperature sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service Zone air humidity sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service ZT sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service OAQ sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service Return air quality sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service Discharge air humidity sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service Exhaust heat recovery temp sensor fail
Sensor input out of expected range. Open
or shorted circuit
Service Slab humidity sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service Slab temperature sensor failure
Sensor input out of expected range. Open
or shorted circuit
Service DAT cannot reach cooling setpoint
Expected DAT was not achieved due to
high EAT, lack of cooling capacity
Service DAT cannot reach heating setpoint
Expected DAT was not achieved due to
low EAT, lack of heating capacity

Johnson Controls GVC Series Specifications

General

Brand	Johnson Controls
Model	GVC Series
Category	Air Conditioner
Language	English