Honeywell T8511 Manual page 5

CAUTION
Disconnect power before wiring to prevent electrical
shock or equipment damage.
1. Loosen the terminal screws on the back of the
thermostat and connect the system wires. See Fig. 4.
IMPORTANT
Use 18 gauge, color-coded thermostat cable for
proper wiring.
2. Securely tighten each terminal screw.
3. Push excess wire back into the hole.
WIRES
THROUGH WALL
WALL
ANCHORS
(2)
Fig. 3. Mounting the wallplate.
4. Plug the hole with nonflammable insulation to prevent
drafts from affecting the thermostat.
FOR WRAPAROUND
INSERTION STRIP
7/16 IN. (11 MM).
Fig. 4. Proper wiring technique.
T8501 AND T8511 DELUXE ELECTRONIC THERMOSTATS
WALL
MOUNTING
HOLES
MOUNTING
SCREWS
M6530
FOR STRAIGHT
INSERTION STRIP
5/16 IN. (8 MM).
M4826
Mounting Thermostat
1. Engage tabs at the top of thermostat and wallplate.
See Fig. 5.
2. Press lower edge of case to latch.
NOTE: To remove the thermostat from the wall, first pull out
at the bottom of the thermostat; remove top last.
A.
ENGAGE TABS AT TOP OF THERMOSTAT AND WALLPLATE.
B.
PRESS LOWER EDGE OF CASE TO LATCH.
Fig. 5. Mounting thermostat on wallplate.
Using Thermostat Keys
The thermostat keys are used to:
• set temperature,
• display present setting,
• configure Installer Setup,
• check System Test,
• display outdoor temperature (select models).
Select models have keys to:
• set the system operation,
• set the fan operation.
See Fig. 6 for the location of the keys.
Fig. 6. Thermostat key location and description.
5
M6798A
INCREASE
TEMPERATURE
SETTING
DECREASE
i
TEMPERATURE
SETTING
DISPLAY PRESENT
SETTINGS AND SCROLL
THROUGH INSTALLER
SETUP
(INFORMATION KEY)
M6801
68-0162—1