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Selecting a manual override mode – tekmar 284 Boiler Control User Manual

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© 2014

284_D - 08/14

55 of 60

A Watts Water Technologies Company

Item Field

Range

Description

AUTO, OFF, HAND,
MAX, PURG

MANUAL OVERRIDE

Select which mode of manual override to activate.

1hr to 72hr

TIMEOUT

Set the timeout used for the Hand & Maximum Heat manual overrides.
This item is only available if Manual Override is set to either HAND or MAX.

OFF or ON

ALERT

Selects manual operation of the Alert relay.
This item is only available if Manual Override is set to HAND.

OFF or ON

AUXILIARY

Selects manual operation of the Auxiliary relay. The Auxiliary is defined to be
either a C.A. damper or a DHW recirculation pump.
This item is only available if Manual Override is set to HAND.

OFF, PMP1 or PMP2

PRIMARY PUMP

Selects manual operation of the primary pump. Only one pump can operate. If a
pump is operating & then the other pump is selected, the former pump will turn
off while the latter pump remains on.
This item is only available if Manual Override is set to HAND.

OFF or ON

DHW PUMP

Selects manual operation of the DHW pump.
This item is only available if Manual Override is set to HAND & IDHW Mode is
set to ON.

OFF or ON

BOILER (#) PUMP / VALVE

Selects operation of the boiler pump. This item is available for each of the available
boilers.
This item is only available if Manual Override is set to HAND,

1STG: OFF or 1
2STG: OFF, 1 or 2

BOILER (#) STG

Selects operation of single & two stage boilers. This item is available for each of
the available single & two stage boilers. If the boiler pump / valve is not already
activated, it will turn on.

OFF: boiler off (applicable for single & two stage)
1: Turn on stage 1 (applicable for single & two stage)
2: Turn on stage 2 (applicable for two stage)

This item is only available if Manual Override is set to HAND & Boiler Enable is
set to AUTO & Boiler Type is set to 1STG or 2STG.



0 to 100%

BOILER (#) MOD

Sets percentage modulation for modulating boilers. This item is available for
each of the available modulating boilers. If the boiler pump / valve is not already
activated, it will turn on.
This item is only available if Manual Override is set to HAND & Boiler Enable is
set to AUTO & Boiler Type is set to MOD.

OFF, EMS TEMP MIN
to EMS TEMP MAX

BOILER (#) TEMP

Sets the target temperature for temperature input boilers. This item is available
for each of the available temperature input boilers. If the boiler pump / valve is not
already activated, it will turn on.
This item is only available if Manual Override is set to HAND & Boiler Enable is
set to AUTO & Boiler Type is set to EMS.

Selecting a Manual Override Mode

Press &

hold for 3

seconds

Manual

Override

Once an item is selected in this menu, there is a 3 second delay before
the feature activates.