York YVAG012 Operation & Maintenance Manual page 44

Mainboard and Fan2 communication failure
Driver hardware overcurrent
Compressor driving failure
Compressor overcurrent
Reserved
Sampling failure of compressor current
Heat sink/IPM overheating alarm
Pre-charge failure
DC bus over voltage
DC bus under voltage
AC input under voltage
AC input overcurrent
Driver check out failure
AC input hardware overcurrent
Driver temperature sensor fault
FOCx drive failure
FOCx/APFCx overcurrent
Running Status
Press "FUNCTION" and "CONFIRM" keys for 5 seconds to enter Running Status viewing screen. The digital and
analog inputs and outputs are displayed in sequence in hour display area (Area 1) by pressing "UP" and "DOWN"
keys.
The modules can be switched over by pressing "TIMER" key.
Description of each running status parameters as shown in Table 21
TABLE 13 – DESCRIPTION OF RUNNING STATUS（012~018）
Running status No.
A1
A2
A3
A4
A5
A6
A7
A8
17
21
22
23
24
26
JOHNSON CONTROLS
Cooke Industries - Phone: +64 9 579 2185
Description
AI1 Refrigerant temperature inlet accumulator
AI2 Saturate temperature of suction pressure
AI3 Discharge temperature
AI4 Ambient temperature
AI5 System leaving water temperature
AI6 System return water temperature
AI7 Unit leaving water temperature
AI8 Coil temperature
Open steps of expansion valve
Rotary speed of BLDC fan 1
Rotary speed of BLDC fan 2
Compressor frequency loading rate
Software version of Microboard
Software version of wire controller
Email: sales@cookeindustries.co.nz
FORM NO.: 6U5M-A11M-NB-EN
16P
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Web: www.cookeindustries.co.nz
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