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INSTAllATION
INSTAllATION lOCATION RECOMMENDATIONS
Thermostat should be mounted:
• On an interior wall, in a frequently occupied space.
• Approximately 5' above floor.
• At least 18" from outside wall.
• Thermostat can be mounted to a vertical junction box.
OUTDOOR TEMpERATURE SENSOR (OpTIONAl)
Outdoor temperature can be measured by attaching an 8052 sensor to the S1 and S2 terminals . The outdoor sensor
must be enabled in the installer setup menu .
Heat pump models can use the outdoor
temperature to effectively utilize the heat pump:
• When the outdoor temperature is less than the Low
Balance Point, the heat pump will be locked out and
only auxiliary heating will be used.
• When the outdoor temperature is higher than the
High Balance Point, the auxiliary heating will be
locked out and only the heat pump will be used to
provide heating.
2
61000729A 8600 Tstat Install.indd 2
Do not mount thermostat:
• Behind doors, in corners or other dead air spaces.
• In direct sunlight, near lighting fixtures, or other
appliances that give off heat.
• On an outside or unconditioned area wall.
• In the flow of a supply register, in stairwells, or near
outside doors .
• On a wall with concealed pipes or ductwork.
Outdoor temperature sensor should be mounted:
• On side of building out of direct sunlight (north side
recommended) .
• Above snow line.
• At least 3' away from exhaust vents and condensing
lines .
• Using less than 300' of wire.
• Do not route wires along 120 VAC lines.
C
B O Y Y2 G
RC
R
W2
W
L S2
S1
T1
T2
10/8/10 10:32:28 AM
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