PVI Industries SU-3 - Manual (Page 9)

9
PV500-56 06/12
1” (2.54 cm)
8. BURNER OPERATION
Before placing the burner in service, a qualified installer, service agency or the gas supplier must perform
installation and service. All piping must conform with local codes.
Do not try to light the burner by hand.
Lighting Instructions
1. Set the thermostat to the lowest temperature.
2. The control knob on the gas valve should be in the “OFF” position for at least five minutes.
3. Rotate the control knob counter-clockwise to the “ON” position and set the thermostat to the desired
temperature settings. The burner will energize on call for heat.
Reset, If Flame Lockout Occurs
1. Turn the thermostat off or turn the main power off.
2. Wait five minutes.
3. Return thermostat to the desired setting or turn the main power on.
To Shut the Burner Off
1. Set the thermostat to the lowest temperature.
2. Turn off all electrical power to the appliance if service is to be performed.
3. Rotate the control knob on the gas valve to the “OFF” position.
9. ELECTRODE AND FLAME SENSOR POSITIONING
Two electrodes act as a sparker and a flame rod. Flame rectification by this flame rod monitors the continued
presence of the burner flame.
ELECTRODE AND FLAME SENSOR POSITIONING
Number and positioning of holes in pressure plate (head) may vary.
5/8” (1.59 cm)
1/8” Spark Gap
(0.32 cm)
Projection of ceramic past retention plate = 3/16” (0.48 cm)