RCT8100 Programmable Thermostat
11

1) Press both and buttons simultaneously for 3

seconds to enter or exit the setup menu.

2) To advance to the next function, briefly press both

and buttons simultaneously.

3) To change the setting, press the or button.

wSystem Setup 9.
DISPLAY DESCRIPTION OPTIONS 1
Temperature display °C or °F
Time display 12 h or 24 h
Early Start 2On or Off
Heating cycles per hour 32, 3, 4, 5 or 6 4
Cooling cycles per hour 32, 3, 4, 5 or 6 5
1 Default settings are shown in bold and underlined.
2 See page 3 of Operating Manual.
3 Use the system switch to switch between the two parameters.
4 For optimal heating control, use the setting that matches your sys-
tem as follows: 2=30 min (steam, gravity), 3=20 min (hot water,
90%+ high-efficiency furnace), 4=15 min (gas or oil), 5=12 min
(alternate setting for gas or oil), 6=10 min (electric).
5 The corresponding cooling cycle lengths are as follows: 2=30 min,
3=20 min, 4=15 min, 5=12 min, 6=10 min
400-147-042-A (69-2336ES-01 RCT8100 TH147P Quick Installation Guide) ENG.fm Page 11 Thursday, October 1, 2009 10:36 AM