Carrier ZONEKIT4ZCAR ÐExample Weekly Schedule, Controller Display, Zone Selector Dial

Cool Switch

OFFÐCooling will not come on.

AUTOÐCooling will come on when any zone is more than 1.5°F above desired cool setpoint.

Fan Switch

ONÐFan will stay on continuously (recommended).

AUTOÐFan will come on only when heating or cooling is required.

Emergency Heat Switch (Heat Pump Systems only)

OFFÐElectric strip heat will not come on unless there is a zone more than 2°F below desired heat setpoint and comfort trend demand has been satisfied.

ONÐWhen any zone requires heat, electric strip heat will turn on. The compressor will remain off.

CONTROLLER DISPLAY

When set for normal operation, the 4 zone controller display shows current zone temperature setpoints and allows adjustment of these setpoints using setpoint buttons. By pressing both heating or cooling setpoint buttons simultaneously, controller will lock in and display temperatures for that zone. To release, push both buttons simultaneously again. This will only work when T-20 is off.

ZONE SELECTOR DIAL

To view setpoints for each zone, turn zone selector dial to zone number you wish to view.

The setpoints for selected zone will be displayed in controller display.

Program Schedules

Each zone has 3 different weekly periods, (Weekdays, Saturday, and Sunday) and up to 4 different possible combinations of heating and cooling setpoints that can be programmed to provide auto- matic climate control depending upon day of week and time of each day. Each zone can be programmed independently. (See Table 9.)

NOTE: All zones must be programmed.

Table 9ÐExample Weekly Schedule

WEEKDAYS		SATURDAY		SUNDAY
6 AM	72/70	7 AM	72/68	8 AM	72/70
8 AM	85/65	10 AM	85/65	10 AM	85/65
5 PM	70/68	2 PM	70/68	7 PM	70/68
10 PM	85/65	11 PM	85/65	10 PM	85/65
		WEEKLY PERIOD
Start Time		Cooling Setpoint/Heating Setpoint

Vacation Mode

Vacation mode displays current vacation temperature setpoints and allows adjustment of these setpoints using setpoint buttons. These setpoints are used by all zones until selector dial is returned to 1 of the zone selection positions. At all times, the setpoints displayed will be the temperature range that the system will maintain.

This mode can also be used to maintain entire home at 1 constant temperature-typically when unoccupied.

NOTE: If Fan Switch is set to ON, fan will continue to run in vacation mode.

To enter vacation mode, turn selector dial to VACATION. The word "VACATION" will appear on controller display whenever system is in this mode. Set vacation mode setpoints.

Setting The Clock

The clock display will normally show hour, minutes, AM or PM, and day.

1.Set minutes.

Press SELECT MIN/HR/DAY button once.

Press ADVANCE TIME/DAY button to scroll to proper minutes.

2.Set hour.

Press SELECT MIN/HR/DAY button once again.

Press ADVANCE TIME/DAY button to scroll to proper hour, AM or PM.

3.Set day.

Press SELECT MIN/HR/DAY button once again.

Press ADVANCE TIME/DAY button to scroll to proper day.

4.Return to normal operation.

Press SELECT MIN/HR/DAY button once again. The newly programmed time will be displayed.

Programming Schedules

1.Enter Program Mode

Press SET TIME/TEMP SCHEDULES button to enter pro- gram mode. The program mode and current zone will be shown on controller display.

2.Select a zone.

Turn rotary switch to the zone to be programmed.

3.Select a weekly period.

The clock display will show MTWTHF.

Pressing ADVANCE TIME/DAY button selects weekly pe- riod to be programmed.

Pressing button 1 time will change clock display to SA. A second press will change display to SU.

A third press returns display to MTWTHF.

4.Program time periods.

There are 4 start times that can be programmed in each weekly period.

Press SELECT MIN/HR/DAY button to program start times for selected weekly period.

Pressing SELECT MIN/DAY/HR button once shows first program start time on clock display and setpoints, with the word PROGRAM for this start time on controller display.

Additional presses display start times 2, 3, 4, and then back to weekly period display.

NOTE: While in program mode, if a period of 4-1/2 minutes passes without a change to some value, the controller will return to normal operation.

5. Program start time

NOTE: Start times must be programmed in chronological order and must be in the same day. Any times before previous time period will be ignored. In the WRONG example below, periods 2 and 4 will be ignored.

RIGHT	6	AM - TIME PERIOD 1
	8	AM - TIME PERIOD 2
	5	PM - TIME PERIOD 3
	9	PM - TIME PERIOD 4
WRONG	6		AM - TIME PERIOD 1
	2		AM - TIME PERIOD 2
	9		PM - TIME PERIOD 3
	5		PM - TIME PERIOD 4

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