Burnham MEGASTEAM MST288 - Manual (Page 55)

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d. Excessive airflow or draft causing flame to leave
burner head.
e. Excessive back pressure causing flame to be
erratic.
3. Control locks out after Trial For Ignition (TFI).
a. No oil to burner.
b. Shorted electrodes.
c. Nozzle clogged.
d. Airflow too high.
e. Ignitor module defective.
f. CAD cell defective.
g. Oil valve stuck open or closed.
Note: The Safety Monitoring Circuit (SMC) is
designed to provide lockout in the event of a
stuck or welded motor relay.
NOTICE
If flame is not established within 15 seconds
of oil valve actuation (known as Trial For
Ignition [TFI]) lockout will occur. Lockout is
indicated by a red LED solid-on located on the
oil primary control.
Latch-up will occur if the control locks-out
three (3) times during a call for heat. This
is indicated by steady-on red and amber
LED's.
Not Applicable to Riello 40 Series Burner, refer to Models F3 and F5 Installation Manual, Riello 40 Series Residential Oil
Burners (C6501010).