Hitachi FSG Series, Technical Catalogue

Page: 413 / 424

TROUBLESHOOTING
18
/21
18.7 SELF CHECKING OF REMOTE CONTROL SWITCH
Cases where CHECK switch is utilized.
1. If the remote control switch reads malfunction
2. For regular maintenance check.
1 Turn ON the power source
¯
2
Simultaneously depress the following 3
switches. (During operation, they can
be depressed.)
¯
3
The LCD indication changes as shown
in the right figure
®
¯
4
After the LCD indication changes as
shown in the right figure, the RUN
indicator flickers twice.
¯
To
¯
5
The LCD indication changes as shown
below.
Depress all the switches (13 switches)
one by one.
Every time the switch is depressed the
number of the indication of (A) part in
the figure below increases one by one.
Notes: - Any order of depressing
switches is available.
- Depressing two or more
switches simultaneously is
invalid and not counted
®
Unless all the switches are
depressed, the checking do
not proceed to the next item
¯
6
The LCD indication changes as shown
below.
The remote control switch automatically
starts to check the transmission circuit.
®
In case that transmission
circuit is abnormal, the LCD
indication remains as the left
figure and the checking do not
proceed to the next item.
¯
To the next page
Only for cancellation
of EEPROM,
depress the
following 3 switches
simultaneously
during changing
LCD indication.
No. LCD Indication
Indicating
Period
(sec.)
1
¯
For 1
second
2
¯
For 1
second
3
¯
For 1
second
4
¯
For 1
second
5
For 3
seconds
A
!
MODE
MODE
11
TEMP
TEMP