tekmar 275 Boiler Control - Manual (Page 36)

© 2012 275_D - 11/12 36 of 48
Item Field Range Access Description Actual Setting
ADJUST
1
10 to 230
seconds
Default = 30
seconds
ADV
BOILER 1 MOTOR SPEED SECTION D
The amount of time required for the modulating
actuating motor to fully open the gas valve or operate
the fan speed from a stopped position to full speed.
Note: This item is only available when Boiler 1 is
set to Auto and Boiler 1 Mode is set to Mod.
ADJUST
1
0 to 100%
Default = 0%
ADV
BOILER 1 START MODULATION SECTION D
The percent modulation required to obtain
ignition.
Note: This item is only available when Boiler 1
is set to Auto and Boiler 1 Mode is set to Mod.
ADJUST
1
0 to 50%
Default = 0%
ADV
BOILER 1 MINIMUM SECTION D
MODULATION
The minimum percent modulation of the burner.
Note: This item is only available when Boiler 1 is
set to Auto and Boiler 1 Mode is set to Mod.
ADJUST
1
50 to 100%
Default = 100%
ADV
BOILER 1 MAXIMUM SECTION D
MODULATION
The maximum percent modulation of the burner.
Note: This item is only available when Boiler 1 is
set to Auto and Boiler 1 Mode is set to Mod.
ADJUST
1
Boiler
min
OFF, 0:10 to
19:55 minutes
Default = 0:20
min
ADV
BOILER PUMP 1 PURGE SECTION L
The time the boiler pump remains on once the
boiler is turned off.
Note: This item is only available when Boiler 1
is set to Auto and Boiler 1 relay is set to ‘Pump’.
Note: The previous 11 menu items will repeat for up to four boilers.
ADJUST
AUTO, 5 to 30
minutes
Default = Auto
ADV
CYCLE LENGTH SECTION R
The cycle length to which all tN4 devices will
synchronize.
Note: This item is only available when a tN4
device is present.
ADJUST
OFF,
1 (parallel, no priority)
2 (parallel, priority)
3 (pri-sec, no priority)
4 (pri-sec, priority)
5 (parallel with last
boiler, priority)
6 (dedicated DHW)
Default = OFF
ADV
DHW MODE SECTION I
This determines the operation of the primary
pump in combination with the DHW pump and
whether or not DHW priority is required.
Note: This item is only available when the Pump
Sequencer / Off DIP is set to Off.
ADJUST OFF, ON
Default = OFF
ADV
DHW SENSOR SECTION I
Selects if a DHW sensor is to be used for
DHW generation.
Note: This item is only available when the
Pump Sequencer / Off DIP is set to Off and
DHW Mode is set to 1, 2, 3 or 4.
Adjust Menu (5 of 7)
Continued on next page.
ADJUS
T MENU