Space-Ray CB30-N5 - Sequence of Operation - Two Stage (N7;L7)

Form 43471000
May 2021 -33-
17.1) SEQUENCE OF OPERATION – TWO STAGE (N7/L7)
The chart below shows the sequence of operation for the normal operating cycle for a two stage heater (N7/L7).
.If the flame is not sensed during sequence T3 or T4, then the burner will automatically begin ignition as in
sequence T2. If the flame is not re-established the heater will go to lockout.