Carrier PTACSTAT-NP-HP - Manual (Page 6)

6
Thermostat should NOT be mounted
S Close to a window, on an outside wall, or next to a door leading to the
outside.
S Exposed to direct light or heat from the sun, a lamp, fireplace, or other
temperature--radiating objects which could cause a false reading.
S Close to or in direct airflow from the unit.
S In areas with poor air circulation, such as behind a door or in an
alcove.
Step 2 — Install Thermostat
ELECTRICAL OPERATION HAZARD
Failure to follow this warning could result in personal injury
or death.
Before installing thermostat, turn off all power to equipment.
There may be more than 1 power disconnect. Lock out and
tag switch with a suitable warning label.
!
WARNING
1. Turn OFF all power to unit.
2. If an existing thermostat is being replaced:
a. Remove existing thermostat from wall.
b. Disconnect wires from existing thermostat, 1 at a time. Be careful not
to allow wires to fall back into the wall.
c. As each wire is disconnected, record wire color and terminal marking.
d. Discard or recycle old thermostat.