THERMOJET
®
G3500E SERIES
OIL PURIFIER SYSTEM
INSTALLATION AND OPERATING MANUAL
Doc #
77740123
Rev
14
Date
June 2020
Page
66
of
104
The oil heater and the oil heater ON pilot light (AMBER) will become inoperable. The oil temperature will
begin to decrease. The heater and the pilot light will remain OFF as long as the oil pressure is below the
low pressure set point of 9.3 BAR (135 PSI).
Once the low pressure switch operation has been confirmed, adjust the pressure control valve by turning
the adjusting screw C-Clockwise to set the system operating pressure to it normal operating set point of 240
PSI (16.5 BAR). Securely tighten the lock nut.
Monitor oil pressure at the oil
filter inlet pressure gauge while
adjusting the pressure control
valve (PCV)
Use the adjust the screw to
change the oil pressure
setting
Lock nut
When oil pressure is low, the oil heater is not
operable and the oil temperature decreases.
Once oil pressure increases above low
pressure set point, heater operation resumes
