2017_E_TYPE-HL.doc Page 47 of 55 24-Oct-2017
If the gauge does not indicate any pressure, open the main line supply valve.
If the supply valve is open, check the supply regulator setting.
b) Are all the manual gas valves on the oven manifold and valve trains open?
8.2 Electrical System Check
a) Turn on the electrical power on to the oven.
b) Turn on the power switch located on the electrical panel.
c) Do the microprocessor controls light up? If not:
• Ensure that the electrical power to the oven is turned on.
• Check the fuse(s) in the oven panel.
• Check the electrical power at the temperature controllers.
d) Do the temperature controllers indicate the room temperature? If not:
• Check for a loose thermocouple wire at the microprocessor
• Check for a loose thermocouple wire at the thermocouple
e) Do the temperature controllers indicate the correct set points?
f) Press following reset buttons:
• Manual reset high limit control on the panel
• Reset button on the motors and the U.V. flame safeties.
8.3 Start Oven
• Standard panels - Turn on the timer.
• Programmable Temperature controllers - Start program.
8.4 Process Burner Fails To Purge
The process chamber burner motor should start to purge. If not:
• Press the processor flame safety reset.
• Press the oxidizer flame safety reset.
• Press the high temp safety reset.
• Check the electrical power to the process burner motor.
• Check the proof of closure switch on the main gas valve actuator.
• Check the OTS settings on the process and oxidizer temperature controllers.
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