AAON ASM02780 - Freeze Protection Setpoints with Glycol %; LLT Sensor Freeze Protection; LWT Sensor Freeze Protection

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Pioneer Gold 3.00 Controller Technical Guide
Glycol % Freeze Protection Setpoints
The Pioneer Gold setpoints are preset at AAON and are based
on the unit’s design as well as the type of coolant being used in
the water loop. See Tables 1-14 and 1-15, below, for default
settings for the LLT and LWT sensors, respectively.
Glycol % Freeze Protection Setpoints for LLT Sensor
Glycol %
Activation Temp
Setpoint (ºF)
Alarm Release Setpoint (ºF)
(+5 ºF o󰀨set)
0%  
10%  
15%  
20%  
25%  
30%  
35%  
40%  
Glycol % Freeze Protection Setpoints for LWT Sensor
Glycol %
Activation Temp
Setpoint (ºF)
Alarm Release Setpoint (ºF)
(+5 ºF o󰀨set)
0%  
10%  
15%  
20%  
25%  
30%  
35%  
40%  
Table 1-11: Factory-Set Default Setpoints for LLT Sensor - Glycol
Table 1-12: Factory-Set Default Setpoints for LWT Sensor - Glycol
TROUBLESHOOTING
Glycol % Freeze Protection Setpoints