Fujitsu Airstage J-II Series Design & Technical Manual page 839

●System figure example
External input wire
Except Indoor unit and
External wire (service
parts) all other items are
field supplied.
●Operation status
Outdoor temp. < Indoor temp. : ON
Signal detected by
external controller
Outdoor temp. > Indoor temp. : OFF
Command from
external controller
EEV
Indoor
unit
Fan
* Normal means that Indoor unit is continues to operate until [Forced thermostat off] signal received, at condition
which are set by central and individual controller or detected by thermo sensors of indoor unit.
Indoor unit continues to operate until [Forced thermostat off] signal received, at condition which are set by central
and individual controller or detected by thermo sensors of indoor unit. Once [Forced thermostat off] signal re-
ceived, Indoor unit start operation under Fan mode.
Relay
Indoor unit
Damper motor
Forced thermostat off
Normal*
ON
OFF
ON
OFF
- (08 - 19) -
External controller
Outdoor
thermistor
Indoor
thermistor
Indoor Outdoor
Temperature Temperature
88˚F 82˚F
(31˚C) (28˚C)
Office Fri 10:00AM
Mode Set Temp. Fan
Custom Cool 80°F
Auto
Auto Heat 74°F
Room Temp.
Away Cool 84°F
Heat 68°F 76°F
Vacation Status Menu