Burnham MST396 - Manual (Page 51)

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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.
SECTION xII: REPAIR PARTS
All MegaSteam™ Boiler Repair Parts may be obtained through your local U.S. Boiler Co., Inc. Wholesale Distributor. Should
you require assistance in locating a Wholesale Distributor in your area, or have questions regarding the availability of U.S. Boiler
Co., Inc. products or repair parts, please contact Burnham Customer Service at (717) 481-8400 or Fax (717) 481-8408.
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.