Features - Pro1 Technologies T855iSH Installation Manual

Programming
To customize your 7 day 2 time period program schedule, follow
these steps:
Monday:
1. Select HEAT or COOL with the SYSTEM key.
Note: You have to program heat and cool each seperately.
2. Press the MENU button (If menu does not appear first press
RUN SCHED).
3. Press SET SCHED. Note: Monday is displayed and the
OCCUPIED text is shown. You are now programming the
OCCUPIED time period for that day.
4. Time is flashing. Use the
selection for that day's OCCUPIED time period.
Note: If you want the fan to run continuously during this time
period, select ON with the FAN key. If you want to use IAQ
mode during this time period, select IAQ with the fan key.
5. Press NEXT.
6. The setpoint temperature is flashing. Use the
to make your setpoint selection for that day's OCCUPIED
period.
7. Press NEXT.
8. Repeat steps 4 through 7 for that day's UNOCCUPIED
time period.
Repeat steps 4 through 8 for the remaining days of the week.
A Note About Programmable Fan:
The programmable fan feature will run the fan continuously during any
time period it is programmed to be on. This is the best way to keep the
air circulated and to eliminate hot and cold spots in your building. If
using IAQ mode, set fan to IAQ for any time period.
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Programming
Default Programming
Factory Default Program for 2 Time Periods
Day of
Events
the Week
OCCUPIED
Weekday
UNOCCUPIED
OCCUPIED
Saturday
UNOCCUPIED
OCCUPIED
Sunday
UNOCCUPIED
You can use the table on the next page to plan your customized program
schedule if using 5+1+1.
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or key to make your time
Setpoint
Time
Temperature Temperature
(HEAT)
8 AM ˚ ˚
70 F (21 C)
˚ ˚
62 F (17 C)
6 PM
8 AM ˚ ˚
70 F (21 C)
˚ ˚
62 F (17 C)
6 PM
8 AM ˚ ˚
70 F (21 C)
˚ ˚
6 PM 62 F (17 C)
Programming
Default Programming
Day of
the Week
Weekday
or key
Saturday
Sunday

Features

Filter Change & Other Reminders
If the filter change reminder is enabled, you will see a reminder in
the display when your air filter needs changed. The reminder will
be shown in the display after your system has run long enough to
Setpoint
require an air filter change.
(COOL)
Resetting The Filter Change Reminder: When the reminder is
˚ ˚
78 F (26 C)
displayed, you should change your air filter and reset the reminder by
holding down the 3rd button from the left side of the thermostat for
˚ ˚
85 F (29 C)
3 seconds.
˚ ˚
78 F (26 C)
˚ ˚
85 F (29 C)
˚ ˚
78 F (26 C)
This thermostat also has other maintenance reminders (Humidity
Pad, UV lamp, and IAQ Cell), that are reset with the same procedure.
˚ ˚
85 F (29 C)
Temporary & Permanent Hold Feature
Temporary Hold: The thermostat will display HOLD and RUN SCHED
on the bottom of the screen when you press the
key. If you do nothing, the temperature will remain at this setpoint
temporarily for 4 hours. The program setpoint will then replace the
temporary setpoint.
Permanent Hold: With a temporary hold set, If you press the HOLD
key at the bottom of your screen, you will see HOLD appear below
the setpoint temperature in the display. The thermostat will now
permanently stay at this setpoint and can be adjusted using the
or
To Return To Program: Press the RUN SCHED key at the bottom of
the screen to exit temporary and permanent holds.
Factory Default Program
Events Time Temperature
Wake/OCC1 6 AM
Leave/UNOCC1 8 AM
Return/OCC2 6 PM
Sleep/UNOCC2 10 PM
Wake/OCC1 6 AM
Leave/UNOCC1 8 AM
Return/OCC2 6 PM
Sleep/UNOCC2 10 PM
Wake/OCC1 6 AM
LeaveUNOCC1 8 AM
Return/OCC2 6 PM
Sleep/UNOCC2 10 PM
keys.
Setpoint Setpoint
Temperature
(HEAT) (COOL)
˚ ˚ ˚ ˚
70 F (21 C) 78 F (24 C)
˚ ˚ ˚ ˚
62 F (17 C) 85 F (28 C)
˚ ˚ ˚ ˚
70 F (21 C) 78 F (24 C)
˚ ˚ ˚ ˚
62 F (17 C) 82 F (26 C)
˚ ˚
70 F (21 C) ˚ ˚
78 F (24 C)
˚ ˚ ˚ ˚
85 F (28 C)
62 F (17 C)
˚ ˚
˚ ˚
70 F (21 C) 78 F (24 C)
˚ ˚
62 F (17 C) ˚ ˚
82 F (26 C)
˚ ˚ ˚ ˚
70 F (21 C)
78 F (24 C)
˚ ˚ ˚ ˚
62 F (17 C) 85 F (28 C)
˚ ˚
70 F (21 C) ˚ ˚
78 F (24 C)
˚ ˚
62 F (17 C) 82˚ ˚
F (26 C)
or
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