Control Locations
Owner’sManual 17
ENGLISH
• REMOTE/LOCAL CONTROL
When remote/local switch#1 is on, it allow the unit to operate by the Remote Wall Thermostat.
The unit control byknobs are not available.
• ENERGY SAVER
The energy saverswitch #2 is on. This switch is set at cycle fan to provide continuous fan operation in cool
or heat modes.When the switch is off the continuous fan allows continuous circulation of room air and
makethe more balanced temperature of the room. When the switch is on, the fan is on or off with the
compressor or with the heater.
• FRONT DESK CONTROL
When the pair wire is connected to theconnector LO and LI, the unit can be tur ned ON or OFF with a
switchlocated at the Front Desk Control panel. When the front desk switch is ON, the fan operates
according to the setting without working compressor and heater.When the front desk switch is OFF,the unit
can operateaccording to the setting of controls.
• REMOTE WALLTHERMOSTAT
When the wires are connected, the unit will be controlled
bya remote wall thermostat.
The thermostat connections supply the 24Volt AC. When
youinstall the digital/electronic ther mostat, youmust set it
to 24Volt AC. See the installation Instruction in this manual
forthe RemoteWall Thermostat.
Wiring Schematic for
Remote Heat Pump
Wiring Schematic for
Straight Cool Unit.
Note: The following figures show wiring
schematicsfor heat pump and straight cool
units with electric heat, respectively.
GLGH O W Y R C
Low Fan
High Fan
Reversing Valve
Heater
Compressor
24 Volt-L
24 Volt-N
Wire # AWG Maximum Length
#22 600 ft (180 m)
#20 900 ft (270 m)
#18 1500 ft (450 m)
#16 2000 ft (610 m)
FD2 FD1 DR2 DR1 MS2 MS1
(MolexHousing Spec 396-06V)
(MolexHousing Spec 396-07V)