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AQ251 SERIES BOILER RESET CONTROL PANELS

69-1974—04 34

A/C SETTINGS

Central A/C – Available only if no AQ158 controller is present on the network.

CYCLES/HOUR

2 / 3 / 4 / 5 / 6 4 The maximum number of times the controller will permit

the central A/C to cycle in each hour.

MIN.OFF TIME 2 to 10 (minutes) 5M The length of time that must elapse after the AC

compressor shuts off before the Aux. Out relay is permitted

to close, to energize the compressor again.

C.W.S.D. - -

32°F to 100°F (0°C to 38°C)

65°F

(18°C)

The temperature at which cold weather shutdown is

activated.

• “- -” means Off (not used).

FAN MODE AUTO / ON AUTO Selects whether or not the fan serving the A/C system

operates constantly (ON) or operates only when there is a

call for cooling (AUTO).

FAN MODE displays only if the FAN option is selected for

AUX.PUMP. See the AUX.PUMP menu option in this table.

A/C EQUIP CONFIG Central A/C – Available only if no AQ158 controller is present on the network.

ZONE A-1 to D-16 A-1 Selects the desired zone.

A/C UNIT NONE / 1 1 Defines which A/C compressor is associated with each

zone thermostat.

NOTE: At this time, only one zone of A/C can be handled

by the AQ2000 controls. The options are 1 (if the

zone uses an AQ1000TP2 programmable

thermostat and can call for cooling), or NONE.

COOLING ENABLE / DISABLE ENABLE Enables or disables the cooling functions of the zone's

programmable thermostat (AQ1000TP2).

NOTE: This item is always set to DISABLE when a non-

programmable thermostat (AQ1000TN2) is used

in the selected zone.

STATISTICS Displays the summary and Zone relay activity (hours of operation or cycles since last reset)

LAST DATA

RESET

Max. 24,855 days (68 years) 2000 JAN 01 Date of last reset formatted as YYYY MMM DD.

RESET ALL DATA

ARE YOU SURE?

YES / NO NO Selecting YES resets all of the summary and zone activity

values to zero.

BOILER FIRE

ACTIV

Maximum of 596,523 hours

(68 years)