Pioneer WYD-GLFI SERIES Service Manual page 8

Display on V5 All-in-one board
Blink
Fault Message
Counts
1 IPM fault
3 Outdoor coil sensor fault
5 Exhaust temperature sensor fault
7 Compressor drive fault
9 Outdoor overheat protection
11 AC overcurrent protection
13 Compressor top temperature protection
15 Voltage protection
17 Exhaust Overpressure Protection
19 Indoor overheat protection
21 Outdoor EEPROM fault
23 Outdoor DC fan fault
25 Model configuration wrong
27 Reserved
29 Reserved
V5 All-in-one board
Blink
Counts
Short-circuit / open-circuit fault of
2
outdoor temperature sensor
4 Absorption temperature sensor fault
6 Current sensor fault
8 Compressor drive protection
10 IPM protection
12 Exhaust Temperature Protection
14 Exhaust Overtemperature Protection
16 Exhaust underpressure protection
18 Indoor antifreeze protection
20 Indoor / outdoor communication fault
Outdoor
22
protection
24 Outdoor coil overheat protection
26 Indoor fan fault
28 Reserved
30 Reserved
7
Fault Message
ambient overtemperature