THERMOJET
®
G3000E SERIES
OIL PURIFIER SYSTEM
INSTALLATION AND OPERATING MANUAL
Doc #
77740122
Rev
14
Date
JUNE 2020
Page
68
of
104
This maintenance task requires that a thermocouple simulator be connected to the terminal connectors of the
thermocouple.
Turn the ON-OFF selector switch to the OFF position and allow the unit to shut down. Once the ThermoJet
has turn OFF. Switch the disconnect switch to the OFF position.
Locate the thermocouple terminal enclosure for the T/C connected to the heater vessel. Remove the terminal
enclosure cover and find the terminal screws which connect the thermocouple to the high alarm circuit.
Disconnect the thermocouple and wire the thermocouple simulator to the same screws. Take care to observe
proper polarity for (+) and (-) terminations.
Restart the ThermoJet by turning the main disconnect to the ON position and then switching the ON-OFF
selector switch to the ON position. The unit will start and oil temperature will increase to the normal operating
temperature. Allow the machine to reach normal operating temperature.
NOTICE:
Thermocouple simulators should be provide an output signal for
a type J thermocouple up to 150°C (300°F) minimum. Devices
must be approved for use in the hazardous area in which I is
being used. Devices should be calibrated and labeled with the
calibration date according to applicable standards.
NOTICE:
All electrical connections should only be made by a qualified
electrician
.
Use disconnect switch to turn
power OFF
Use ON-OFF Selector Switch to
shut down ThermoJet
