10
7.
Press the SCRL key to advance through the allowable selections. The selections will roll over
from the last selection to the first one.
8.
Press and hold the RESET button for one second to choose and store in memory the appropriate
selection.
Note: Following the purge period, the EP163 will initiate PTFI as soon as the M/D circuit closes
(eliminating the 30 seconds minimum wait period).
9.
The SCRL key will advance through the following selections. Follow steps 1 through 8 to mod-
ify the selections.
10.
PROVE 3-P OPEN Y
Available selections are Yes (Y) and No (N). Yes is the default selection. If selected Y, at the
start of the operating cycle, the control will check to see if the 3-P circuit is open before energiz-
ing the blower motor. If closed, the control will hold for 60 seconds and then lockout.
11.
PROVE D-8 OPEN N
Available selections are Yes (Y) and No (N). No is the default selection. If selected Y, the con-
trol will check to see if the D-8 circuit is open before driving the firing rate motor to the high fire
position (10-X). If closed, the control will hold for 60 seconds and then lockout.
12.
PROVE M-D OPEN Y
Available selections are Yes (Y) and No (N). Yes is the default selection. If selected Y, the con-
trol will check to see if the M-D circuit is open at the end of the purge period before driving the
firing rate motor to the low fire position (10-12). If closed, the control will hold for 60 seconds
and then lockout.
13.
PTFI TIMING 5 SEC
This selects the timings for terminals 5 and 6 during Pilot Trial For Ignition (PTFI). Available
selections are 5 and 10 seconds. The default value is 5 seconds. Timing selection applies to both
terminal 5 and 6. The control will begin MTFI as soon as flame is detected (following 2 second
check at the start of PTFI). For example, 3 seconds into PTFI, flame signal detected, terminal 7
is energized.
CAUTION: Main fuel valve (terminal 7) will be powered as soon as PILOT FLAME IS
DETECTED.
14.
MTFI TIMING 5/5
This selects the timings of terminals 5 and 6 during Main Trial For Ignition (MTFI). The first
number represents terminal 5, the second number represents timing associated with terminal 6.
Available selections are: 0/5, 5/5, 0/10, 5/10, 10/10, 0/15, and 10/15. Default value is 5/5.
15.
POST PURGE 15
Available selections are 15 seconds and 1 second. Default value is 15 seconds.
CAUTION: PER UL 296, A MECHANICAL DRAFT BURNER HAVING AN INPUT IN EXCESS
OF 20 GPH (76 L/H) SHALL PROVIDE A POST-PURGE PERIOD OF NOT LESS THAN 15
SECONDS.
16.
UNIT ADDRESS 00
Available selections are 00 through 15. Default selection is 00.
17.
ACCEPT SETTINGS N
Available selections are Yes (Y) and No (N). No is the default selection. If selected Y, the system
will accept the current settings (overriding the 50 hour normal burn-in time). If selected No, the
settings will be permanently burned in after a 50 hour burn-in period. After the 50 burn-in time,
the settings will not be able to be changed.
18.
Press the MODE key to return to the run message.
WARNING: THE INAPPROPRIATE SELECTION OR APPLICATION OF A PROGRAMMER
MODULE COULD RESULT IN AN UNSAFE CONDITION HAZARDOUS TO LIFE AND
PROPERTY. Care should be taken to ensure the proper selection for each setting. Selection of the
settings for a particular application should be made by a competent professional, such as a Boiler/
Burner technician licensed by a state or government agency, engineering personnel of the burner,
boiler, or furnace manufacturer (OEM), or in performance of duties based on information from
the OEM.
