3
69-0617—1
CHECK CAD CELL
1. Disconnect power at system switch, circuit breaker or
fuse.
2. Clean cell face with soft cloth.
3. Make sure cell is seated securely in socket. Be careful
not to disturb socket position.
4. Reconnect cad cell leads to F-F terminals.
5. Reset safety switch, turn on power and set thermostat
TRIP SAFETY SWITCH BEFORE PERFORMING
BURNER MAINTENANCE
CAUTION
Tripping the safety switch shuts down the burner but
does not disconnect the power supply. Turn off power
at system switch or circuit breaker before servicing
the control system, burner motor, oil valve or ignition
to avoid electric shock.
To trip the safety switch, move the safety switch lever
down until the red reset button pops out and the indicator
light comes on. See Fig. 5. Burner will not operate until
safety switch is reset by pushing in the red reset button.
Fig. 4—Move lever down to trip safety switch.
PUSH LEVER DOWN
TO TRIP SAFETY SWITCH
WHEN SAFETY SWITCH TRIPS
INDICATOR LIGHT COMES ON
(TRADELINE ONLY)
RESET BUTTON POPS OUT
M17882
