Fisher PCG-06, Installation, Operation And Service Manual, Page: 49 / 66

HYDRONIC CASSETTE 49
11) Networking Master - Slave control (only master unit wall pad can control other units on the
network)
Press
NET
button to enter into networking control mode. Unit area blinking indicates the slave unit
under control. Press
TIME
or
TIME
to select the desired slave unit; Units that are off will be bypassed
automatically. Parameters that can be controlled are on/off, timer weekly program, set temperature,
mode, fan speed, swing and sleep. Parameter operation methods are the same as above. Press
NET
button again to exit networking control mode.
Hold down
SWIN
G
and
FRESH
buttons for 3 seconds to enter into global control mode, lights up.
Repeat the same to exit global control mode. In global control mode, the settings of the master unit
will be broadcast to all the slave units.
12) Unit operation parameters browsing
Hold down
CANCEL
and
FAN
buttons for 3 seconds to enter into operation parameters browsing
mode. Unit display area shows the slave unit under browsing. Slave unit selection method is the
same as in networking control above. Press
HUMIDIFY
or
HUMIDIFY
to browse various
parameters as follow:
Wall pad display temperature area Wall pad display time area
C0 Return air temperature displayed
C1 Indoor coil temperature displayed
C2 DIP switch setting displayed
C3 Indoor coil 2 temperature
Press
CANCEL
button to exit.
13) Error indication
When faulty slave unit is detected, Master unit display area shows the faulty unit address, time area
shows the error code and wall pad backlight changes to red color. Should there be multiple units
having problems, addresses and error codes will be shown one after another.
Error code definition:
Error Error code
Electrical heater faulty E1
Indoor coil sensor 2 faulty E2
Return air sensor faulty E3
Indoor coil sensor 1 faulty E4
Indoor coil low temperature protection E5
Indoor coil over heat protection
E6
Water pump faulty E7
Local communication error E8
For system without master-slave settings, wall pad will indicate unit error codes as above.
PARAMETER
PARAMETER