A DJ & DG MANUAL
24 of 34 May 12 R2
ELECTRODE DETAIL
The spark gap is 1/8" (3 mm). Ensure that there is a gasket between the electrode assembly and pilot box
housing.
UNIT SHUT-DOWN INSTRUCTIONS
Service Shut Down
1. Set the thermostat in the “OFF” position.
2. Close the manual firing valve in the manifold on gas fired heaters or the manual oil valve on oil
fired heaters.
3. If the unit was firing at the time of shut down allow the main blower to run for a sufficient period
to cool off the heat exchanger.
4. Set the unit “ON-OFF” toggle switch to the “OFF” position.
5. Set the main power disconnect switch to the “OFF” position.
m CAUTION: If the unit is to be off for an extended period of time, close the manual shut off
valve.
HIGH TURNDOWN (RECTANGULAR) BURNER
0.125"
SPARK ELECTRODE
2.125
0.958
2 HOLESAT0.203125 Ø
TERMINAL MALE
QUICKCONNECT
1.87 X 0.032 THICK
0.250X0.032THICK
QUICK CONNECT
TERMINALMALE
0.375
0.188
0.375
2 HOL
70°
135°
35°
20°
0.100
FRONT VIEW
High Turndown (Rectangular) Burner Standard (Round) Burner