Connection and wiring diagram
Solenoid valve
Solenoid
Hours run
valve
counter
stage 1
stage 1
Connection and wiring diagrams
(cont.)
Burner control unit
Hours run
Solenoid
counter
valve at
stage 1
oil pump
external
if using an
oil meter
Ignition
transformer
Ignition
Flame
External
trans-
monitor
fault
former
message
Flame
monitor
25