SECTION 7 – UNIT CONTROLS
TABLE 8 – STATUS KEY MESSAGES QUICK REFERENCE LIST
General Messages
Unit Switch Off
Shutdown
Remote Controlled
Shutdown
Daily Schedule
Shutdown
Rem Stop
No Run Permissive
Flow Switch
Open
System X Switch Off
System X
No Cooling load
System X Comps Run
System X AR Timer
System X AC Timer
System X Disch Limiting
System X Suction Limiting
System X Percentage Load Limiting
Manual Overide Status
System X Pumping Down (on shutdown)
144
STATUS KEY MESSAGES
STATUS KEY MESSAGES
System Safeties
System X High Disch Pressure
System X Low Suct Pressure
System X MP/HPCO Inhibit
System X MP/HPCO Fault
System X HIGH MTR CURR
(Optional)
Fault Messages
Unit Safeties &
Warning Messages
Low Ambient Temp
Low Liquid Temp
115VAC Undervoltage
Low Battery
Check Prog/Step/Optn
(Unit Warning Message)
Incorrect Unit Type
(Unit Warning Message)
High Motor Current
FORM 150.72-NM3 (1020)
ISSUE DATE 10/05/2020
LD11297B
JOHNSON CONTROLS