Friedrich FPHMR18A3A Service Manual page 63

Field Settings (Function Settings)
1)
When using the do or lock function, the red wire should be c ut and connect ed to the door lock
control switch attached t o it (supplied by user), an d the connecting wire should be 22AWG
In normal conditions, the unit op erates normally on ce the switch is closed a nd shuts do wn once the
switch is off.
2)
Whe n using the fire protection function, the red wire should be cut and connect ed to the fire
protection lock control switch attached to it (supplied by user), and the connecti ng wire should be
22AWG or above.
In normal conditions, the unit oper ates no rmally onc e the switch is closed and shuts dow n once the
switch is off.
3)
Whe n using the ON/OF F function , the red wire should be cut and connected to the door lock control
switch attached to it (supplied by user), and the connectin g wire shoul d be 22AW G or above . In
normal conditions , the unit operate s normally onc e the switch is close d and shuts down onc e the
switch is off.
(2) Timi ng sequence desc ript ion
Access control
1) Contro l of entranc e card disconnection : the air conditione r will shut dow n if the access contro l
signa l is disconnecte d for 30 seconds. In this state, the indoor unit cannot start. If the user
performs start operation , the wired controlle r will not respon d and display s power -off status.
2) Contro l of entranc e card conne ction: after the close d circuit of entranc e card interface , power -on
restrictions are released , the wired controller maintain s power -off and the startup & shutdow n
contro l is enabled.
Fire p rotection
1) Access to fire protection: the air conditioner will shut down and stop blowing air after the access
control signal is disc onnecte d for 3 seconds . In this state, the indoo r unit canno t be started. If the
user performs start operation , the wired controller shall not respon d an d display s power -off status.
2) Cancellatio n of fire protection : after the short circuit of fire protectio n signal, releas e power -on
restrictions, the wired controller maintain s power -off status and the startup & shutdow n control is
enabled.
ON/OFF
1) In the situation where ON/OF F functio n is enabled , the port is close d and in short circuit, the indoor
unit starts; the indoor unit shuts down onc e the port is disconnected;
2) Othe r operatio n informatio n (suc h as mode , air speed , air door, and so on. ) excep t for startup &
shutdown ca n be se t through the wired controller, remote -controller and WIF I module , priority is
given to the latest comman d received.
3) In the mod e of ON/OF F function , wired controller, remote -controller, WIF I modul e an d access
contro l canno t contro l the unit startup & shutdown , neithe r the operatio n mode , timer or sleepin g
mode.
4) There will be 12 V signa l outpu t whe n ma chine fault occur s.
(3) Relative priorities of ins truc tions
ON/OFF has the highest priority. The a ccess control functio n shall be disable d whe n ON/OF F is
enabled . Acces s contro l and f ire preventio n function s shall not affec t eac h other.
NOTE:
Figures in the manual are only simple representation of the
with the appearance that you purchased.
63
INSTALLATION
control board, it's may not comply
or ab ove.