York YVAG012 Operation & Maintenance Manual page 41

and auto switch to the next setting.
The setting will terminate if there's no operation for 5 seconds or "CANCEL" is pressed.
Schedule Timer
Press the "TIMER" key for 5 seconds to enter Schedule Timer setting screen. The "TIMER", "SET" and "ON"
icons will flicker while the function is activated.
The Schedule Timer will toggle between Timer ON, Timer OFF and Timer Mode.
Press "FUNCTION" to select Hour and Minute which are able to be set by "UP" and "DOWN" keys. Once the
setting is finished, press "CONFIRM" to save the value and auto switch to the next setting. Press "TIMER" to
cancel the operation and auto switch to the next setting.
In Timer Mode setting, press "FUNCTION" to switch the modes between ONCE, DAILY and WEEKLY. Press
"CONFIRM" to save the value and auto switch to the next setting. Press "TIMER" to cancel the operation and
auto switch to the next setting.
In WEEKLY timer setting, the weekdays are able to be switched over by pressing "FUNCTION" key. Press "UP"
to "CONFIRM" the weekday timer activation and move on to the next weekday. Press "DOWN" to cancel the
activation of the weekday and move on to the next.
The Schedule Timer setting will terminate if there's no operation for 5 seconds or "CANCEL" is pressed.
Parameter Setting
Press the "FUNCTION" key in daily display for 5 seconds to enter System Parameter Setting screen. Repeat the
operation to enter Module Parameter Setting screen. The "LOCK" icon will appear while the function is activated.
In System Parameter Setting, the parameters will be displayed in hour display area (Area 1) in sequence by
pressing "FUNCTION" key.
In Module Parameter Setting, the modules can be switched over by pressing "TIMER" key.
Press "UP" or "DOWN" to set the value and press "CONFIRM" to save the value. The setting will terminate if
there's no operation for 5 seconds or "CANCEL" is pressed.
Fault Diagnosis
Press "FUNCTION" and "CANCEL" keys for 5 seconds to enter Fault Diagnosis. The "FAULT" icon will appear
while the function is activated.
The fault codes will be displayed in temperature display area (Area 3) with time recorded. The serial number of
the module will be displayed as 10-bit of Area 4.
Press "UP" and "DOWN" for more fault information. A maximum of 16 faults can be recorded.
The setting will terminate if there's no operation for 5 seconds or "CANCEL" is pressed.
TABLE 11 – DESCRIPTION OF FAULT CODE（012~018）
DESCRIPTION
AI1 Refrigerant inlet accumulator temperature sensor fault
AI2 Suction pressure transducer fault
AI3 Discharge temperature sensor fault
AI4 Ambient temperature sensor fault
AI5 System leaving water temperature sensor fault
AI6 System return water temperature sensor fault
JOHNSON CONTROLS
Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz
FORM NO.: 6U5M-A11M-NB-EN
FAULT CODE
1A
2A
3A
4A
5A
6A
Web: www.cookeindustries.co.nz
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