NewAir Installing Item 8625 Thermostat, Label wires per the Wiring Table, emer heat off cool

110-1101 7/22/04 8:16 AM Page 3

!IMPORTANT SAFETY INFORMATION WARNING:

In heat pump applications, do not connect anything to the W1 terminal. When switched to HP mode, W1 is connected internally to Y1 on the thermostat. Connect AUX heat to the W2/E terminal.

1.Turn off power to heating and cooling system.

2.Remove cover of old thermostat to expose wires. Do not disconnect wires. (See Figure 1)

3.Label wires per the Wiring Table.

4.After labeling wires, remove wires from terminals.

5.Remove existing thermostat base from wall.

6.Refer to the following section for instructions on how to install thermostat.

Figure 1

Installing Item 8625 Thermostat

NOTE: FOR NEW INSTALLATIONS, MOUNT THERMOSTAT ON AN INSIDE WALL, 4-5FEET ABOVE THE FLOOR. DO NOT INSTALL BEHIND A DOOR, IN A CORNER, NEAR AIR VENTS, IN DIRECT SUNLIGHT, OR NEAR ANY HEAT OR STEAM GENERATING FIXTURES. INSTALLATION AT THESE PLACES WILL AFFECT THERMOSTAT OPERATION.

emer heat off cool		auto on
MON		°F
run/set temp vaca	set
prog hold hold	clock	emer heat off cool	auto on
select
		set

MON

°F

1.Turn power off to the heating and cooling systems.

2.Place EMER-HEAT-OFF-COOL in OFF position.

3. Place AUTO–ON switch Figure 2

into AUTO position.

4.Remove the cover using a coin or screwdriver (see Figure 2).

5.Place thermostat against the wall at desired location. Make sure wires will feed through opening on base of thermostat.

							auto	on
	he	at off		cool			°F
MON
				va	c	se	t
	t tem		p			clock
run/se				hold
	hold
prog

set

select

3