Motorized fresh air damper
(optional)
The optional motorized fresh air damper allows fresh air into the space
to be conditioned. When the Fresh Air switch is in the "YES" posi-
tion the damper door is open and allows fresh air into the space. This
feature is only available when the indoor fan is on. When the damper
door switch is in the "NO" position, the damper door is closed and
does not allow air in the space.
Optional wall-mounted thermostats
Thermostats available from EMI
EMI offers a thermostat that is compatible with your PTAC/PTHP
unit.
Select EMI part number 240008208 from the latest RetroAire price
•
list for this option. This is a single stage, cool/heat, thermostat
that can be used in all RetroAire cooling, heating or heat pump
applications.
The thermostat has an adjustable setpoint range of between
•
45°F(7°C) and 90°F(32°C).
For heat pumps another option is EMI part number 240008209.
•
This is a 2 stage heat/cool thermostat which allows for emergency
heat.
Selecting a thermostat
(
by others
)
When selecting a thermostat other than one offered by EMI, choose
a single stage heat/cool, 24v thermostat.
Straight cooling with electric heat or hydronic heat (
R10C
— PTAC's
)
Select a thermostat that is compatible with a cooling/electric heat
system.
The thermostat should have “
R
”, “
Y
”, “
W
”
, "C" a
nd “
G
” terminals.
Heat pump with electric heat
(
R__H - PTHPs
)
Select a thermostat that is compatible with a cooling/single-stage
heat/heat pump system.
The thermostat should have "R", "Y", "O" and "G" terminals. RetroAire-
units are single stage heating only.
The eleactric heat and heat pump will not operate simultaneously.
Features
Replacement Packaged Terminal Air-Conditioning / Heat Pump
• Installation, Operation, and Maintenance Manual •
The Right Fit for Comfort
10
P/N 240008034, Rev. D [7/29/2011]
