Start Time Display | Carrier 33CS250-FS, 33CS220-FS specs

configure the Unoccupied Heating set point to OF, press the DOWN ARROW button until 35 F is displayed. Press the DOWN ARROW button again to display OF. Press the Mode button to continue.

6.The day of the week will be shown. Use the UP ARROW or DOWN ARROW button to change the day of the week until the desired starting day is shown. Possible choices are Mo (Monday) through Su (Sunday). Press the Mode button when the desired day is shown.

7.The Start Time for Occupied 1 will be displayed. Use the UP ARROW or DOWN ARROW button to raise or low- er the time until the desired Start Time is shown. Press the Mode button to continue. See Fig. 4.

8.The Stop Time for Occupied 1 will be displayed. Use the UP ARROW or DOWN ARROW button to raise or low- er the time until the desired Stop Time is shown. Press the Mode button to continue.

9.The On/Off icon will be displayed. Use the UP ARROW to turn the Occupied 1 period ON for this day. Use the DOWN ARROW to turn the Occupied 1 period OFF for this day.

→10. If more than one occupied period has been selected in Step 1, repeat Steps 2 through 9 to program the remaining schedule for Occupied periods 2 and 3.

11.The Copy command can be used to copy the previous day’s schedule if the schedules are the same. The copy command becomes available after all the occupied peri- ods are programmed in a day. Use the UP ARROW to change the copy command to YES. Use the DOWN ARROW to change the copy command to NO. Press the Mode button when the choice has been made. See Fig. 5.

If NO was selected, the schedule will automatically change to the next day and the user must enter the occupied and unoccupied schedules for that day.

NOTE: Occupied 1 schedule heating and cooling set points are the same for each day. Occupied 2 and 3 set points may be set to different values for each day of the week.

If YES was selected, the schedule will be copied to the next day. The schedule copy may be repeated until Sunday is reached. The Sunday schedule cannot be copied to Monday.

12.After all the times and set points for each day have been entered, press and hold the Mode and UP ARROW buttons to exit Programming mode.

NOTE: The thermostat will continue to follow the schedule until a new one is entered.

If only one occupied schedule is selected, the Occupied 2 and 3 schedules are skipped. If the start time is set later in the day than the stop time, the program will run from midnight of that day to the stop time and then from the start time to mid- night. If the same start and stop times are programmed for an occupancy schedule, the thermostat will be in Occupied mode for 24 hours. If one occupied period starts or stops within an- other occupied period, the lower numbered schedule has priori- ty. For example, if schedule Occupied 3 is running for 24 hours and Occupied 2 schedule comes on from 1 to 3 PM, the set points from Occupied 2 are in effect from 1 to 3 PM.

OVERRIDING THE SCHEDULE — The schedule can be overridden by pressing the UP or DOWN ARROW button to change the desired temperature. The thermostat will use the new set point until the next scheduled time period starts.

Fig. 4 — Start Time Display

Fig. 5 — Copy Command Display

Table 1 — Daily Schedule Planner

DAY OF

SCHEDULE

Occupied 1

Occupied 2

Occupied 3

Unoccupied

THE WEEK

Start / Stop / Heat / Cool

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sunday

NOTE: The cooling temperature set point must be higher than the heating temperature set point.

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33CS220-FS, 33CS250-FS specifications

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