H3 High Pressure Switch System Abnormality - Daikin VRVII Manual

H3
3.32
System Abnormality
Remote Controller Display
H3
Applicable Models
VRVIII-Q
Method of Error Detection
The protection device circuit checks continuity in the high
pressure switch.
Error Decision Conditions
When there is no continuity in the high pressure switch
during the compressor stops operating.
Supposed Causes
Defective high pressure switch
Broken of high pressure switch harness
Defective connection of high pressure switch
connector
Defective compressor
Defective outdoor unit PCB
Broken of lead wire
148
Troubleshooting by Indication on the Remote Controller
High Pressure Switch