
25AG Operating Switch Instructions
5
Copyright © 2023 PHP Parking Heater Products®
Heat Settings Control
The heater has the ability to operate in a ventilation mode.
NOTE: To prolong the life of the blower motor, we recommend limiting this use.
Adjusting Power Mode
Adjust Target Temperature Setting
With heater operating in “Power Mode”,
Press “>” or “<” to adjust setting from 1-7
1 is lowest and 7 is highest
Display will show current target Power Mode setting
Heater will continue to operate in this heat output
level.
NOTE: To ensure that the heater maintains clean
internal combustion chamber, it is recommended to
vary the operating modes (ie. Don’t allow the heater
to operate in low heat for more than 2-4 hours at a
time)
1. Press “OK”
Icons Displayed and heat symbol ashing
2. Press “>” or “<” to select “Fan” Icon
Fan Icon Flashes
With heater operating in “Auto Climate Control Mode”
Press “>” or “<” to adjust setting from 5 ºC to 35 ºC
Display will show target temperature.