4
Pilot flame proven during PTFI. Flame signal strength displayed in upper right
hand corner.
Main flame proven during MTFI. Flame signal strength displayed in upper right
hand corner.
Modulator motor sent to auto position (term 10-11 made). Flame signal strength
displayed in upper right hand corner.
Demand satisfied. L1-13 open. Blower motor de-energized 15 seconds after L1-13
opens.
HOLD MESSAGES
Dipswitch #6 (3-P Proven Open to Start) is set in the Up position (Enabled). At the
start of the cycle, the 3-P circuit was closed. It will hold in this position for 60 sec-
onds and then lockout if the 3-P circuit does not open.
The control has driven the firing rate motor to high purge (term. 10-X made) and is
waiting for the high fire switch (term. D-8) to close. It will hold this position for ten
(10) minutes and then lockout if the D-8 circuit does not close.Applies to EP160,
EP161, EP165, EP170 programmers.
The control has finished purge and the firing rate motor is driving to the low fire
position (term. 10-12 made) waiting for the low fire switch (term. M-D) to close. It
will hold this position for ten (10) minutes and then lockout if the M-D circuit does
not close.
The running interlock circuit (3/P) has not closed within the first ten (10) seconds
of purge. The control will hold for ten (10) minutes and then lockout. Applies to
recycle programmers only.
Flame has been sensed during the burner off time (term. L1-13 open) or during the
purge period. This message will hold for sixty (60) seconds and then lockout if
flame is still present. Flame signal strength is displayed in the upper right hand cor-
ner.
LOCKOUT MESSAGES
Dipswitch #6 (3-P Proven Open to Start) is set in the Up position (Enabled). At the
start of the cycle, the 3-P circuit was closed, and the control has waited 60 seconds
for the 3-P circuit to open.
The control has held for more than 10 minutes waiting for the high fire switch
(D-8) to close. Applies to EP160, EP161, EP165, EP170 programmers.
The running interlock circuit (3-P) has opened during the purge period or failed to
close within the first 10 seconds of purge on non-recycle programmers, or has not
closed within 10 minutes on recycle programmers.
The fuel valve end switch wired between terminals 13 and 3 opened during purge
or at start up.
POST PURGE 00:05
CYCLE COMPLETE
HOLD STANDBY
3-P INTLK CLOSED
HOLD PURGE 00:00
D-8 LIMIT OPEN
HOLD PURGE 01:00
M-D LIMIT OPEN
HOLD PURGE 00:10
3-P INTLK OPEN
HOLD STANDBY 25
FALSE FLAME
LOCKOUT STANDBY
3-P INTLK CLOSED
LOCKOUT PURGE
D-8 LIMIT OPEN
LOCKOUT PURGE
3-P INTLK OPEN
LOCKOUT
13-3 FUEL VALVE END SWITCH
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