Service
Page 17
3. Remove defective high limit and replace with a new high
limit.
4. Replace inspection panel.
PILOT SAFETY - MILLIVOLTMODELS
Heaters equipped with the standing pilot (Millivolt system)
have pilot generators which act as a safety device to shut off
the flow of gas to the main burners and the pilot burner in
case the pilot flame is extinguished. The pilot burner must be
manually re-lighted to place the heater in operation again.
Refer to the lighting instructions provided on the heater label.
BURNER TRAYREMOVAL
1. Shut off main electrical power switch to heater.
2. Shut off gas upstream of heater.
3. Remove front door.
4. Disconnect gas line from gas valve.
5. Remove (2) screws that mount burner tray to unit, and (2)
screws that secure gas valve to jacket.
6. Disconnect wires that terminate at gas valve.
7. Disconnect hi-tension wire from igniter.
8. Remove (1) screw that mounts ground wire to burner tray.
9. Slide out burner tray.
10.Reverse above procedure to reinstall.
Rear Hold Down Bracket
Burner
DSI Gas Valve
(Honeywell shown)
Manifold
Orifice Placement Bracket
Burner Tray Panel
Orifice
Igniter