68
S4179544
0
0
0
0
0
C
-
-
-
-
-
RC
=
=
=
=
=
WT
7-3. Test Run Setting
●
After installation, check the output state of the
weekly timer with the “FORCED OPR.” switch
(OFF to ON) located on the rear side of its PCB.
After confirming normal operation, turn the
“FORCED OPR.” switch back to OFF without fail.
7-4. Memory Back Up Function for Power Failure
Compensation
●
This weekly timer keeps the settings of operating
buttons memorized; so that after a power failure
the operation can be restarted in the same set
state by pressing the PROGRAM button.
●
Using the “Back Up”
After installation, confirm that the BAT.BKUP
switch on the rear side of the weekly timer’s PCB is
ON.
7-5. Display at Power ON
●
When the power is turned ON, the weekly timer
displays the following.
7-2. Wiring Diagram
(For wiring, always use the supplied wires)
●
Layout
The weekly timer and remote controller may be
located, either one on the left or right sides.
●
Wiring procedure
Do the wiring according to the following procedure.
1
Loosen the retaining screw of the lead wire of the
weekly timer, remove the collar, and connect the
suppplied connection wiring to the timer terminal
(4P connector) of the weekly timer. Place the
supplied connection wiring into the groove neatly,
and then refasten the collar.
2
Pass the supplied connection wiring through the
lead-wire drawing-out port on the bottom case of
the weekly timer, then run it behind the wall and
connect it to the timer terminal (4P terminal) of the
remote controller. (Fig. 7-3)
(Use the supplied collar for fastening the wire of
the remote controller.)
To weekly
timer
To remote
controller
Connector
Collar
To indoor unit
<Remote controller>
0173_M_I
<Weekly timer>
Timer terminal
Weekly
timer
Remote
controller
or
System
controller
Connection wiring (supplied)
0806_M_I
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
Timer terminal
0804_M_I
Lead wire
drawing
out port
<Weekly timer>
<Remote controller>
Connection wiring (supplied)
Su Mo Tu We Th Fr Sa
PROGRAM
ERROR
OFF
ON
PROGRAM 1
PROGRAM 2
PROGRAM 3
CLOCK
Su Mo Tu We Th Fr Sa
PROGRAM
ERROR
OFF
ON
PROGRAM 1
PROGRAM 2
PROGRAM 3
CLOCK
0805_M_I
After 5 sec.
Shows "Su"
No display
Shows the time
elapsed after
power ON
At power ON
OFF
ON
Back-up switch
BAT. BKUP
Back-up battery
0176_M_I
Fig. 7-3
ON
OFF
FORCED OPR.
switch
0175_M_I
Fig. 7-4
Fig. 7-5
Fig. 7-6