Installation; Installation Location Recommendations; Thermostat Mounting; Outdoor Temperature Sensor (Optional) - Aprilaire 8800 Installation Instructions Manual

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.

THERMOSTAT MOUNTINg

1. Remove the rear mounting plate from the thermostat.
2 . Pull wires through the opening on the back of the
thermostat .
3. Position and level the mounting plate of the thermostat
on wall and mark the hole locations with a pencil .
4. Drill 1/4" holes and insert supplied anchors
(drywall only) .
5. Place mounting plate over anchors, insert and tighten
screws .
6. Seal wire entry holes to prevent drafts affecting
temperature readings .

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 .
In heat pump mode the outdoor temperature
sensor can be used to efficiently utilize an air
source 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
61000761A 8800 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
• On an outside or unconditioned area wall.
• In the flow of a supply register, in stairwells, or near
• On a wall with concealed pipes or ductwork.
Outdoor temperature sensor should be mounted:
• On side of building out of direct sunlight (north side
• Above snow line.
• At least 3' away from exhaust vents and condensing
• Using less than 300' of wire.
• Do not route wires along 120 VAC lines.
B+ A+ B- A- C B O Y Y2 G
appliances that give off heat.
outside doors .
recommended) .
lines .
RC R W2 W L S2 S1 T1 T2 RSA RSB
3/28/11 3:25:13 PM