Download Print this page

Hitachi HB-C103 Service Manual page 9

Advertisement

7.
SIMPLIFIED TEST
1.Mixing motor intermittently powered.
8o_||82e | (Be
7-1 Simplified Test Method of Motor and Heater
The main motor is powered in a cycle of switching on for
2
$52)
(28> | \o8
0.1 sec, and switching off for 0.9 sec.
S
ao®Q}
|e2
23
;
E
= ge |S Sal
las
The Micro-computer is located on the control board
The LCD display
i tg § tickers.
=
@ § S|
[5 SE
=o
assembly.
Comtirm the model number of the micro-
8 S ;
2 2 : 3 3 §
computer.
|
Press the
button.
IN CASE OF THE MOD EL NUMBER : D75328GC-203
2.Mixing motor powered continuously.
Insert the power plug while pressing both the TIMER)
The mixing motor is continuously powered and runs CW.
and (BREAD COLOR) buttons after tiie power plug has
been disconnected for two to three minutes.
(Not
The LCD display { 3 ¢ remains on.
requiring wait for two to three minutes, when the power
By
plug has been extracted while running the test program.)
Press the
button.
IN CASE OF THE MODEL NUMBER : D75328GC-708
3.Heater powered.
ig
Insert the power plug while pressing both the
The mixing motor is switched off and the heaters are
gs
and
buttons. (Not requiring wait for
powered.
3
D
two to three minutes, except the power plug has been
ree
£
.
extracted while starting the bread pan program.)
The LCD display #797 « is tumed on.
23
5
oer
P r e s s
the (MENU button
5 5
|
As the "OUTPUT CHECK PROGRAM' is initiated by the
ress
ine Wik
uuen
So
2
above operation, press the (MENU) button successively,
=2
g2
and see if the motor and heaters are properly powered or
4.Full output.
So
] 2
not. The "OUTPUT CHECK PROGRAM" runs in the items
The mixing motor and the heaters are all powered.
8 5
ES @
from 1 to 4 on the right side of this page.
The LCD display AL £ istumed on.
o
Press the GTART/STOP) button
fA
for two seconds.
-
vy
This program is canceled.
Is the
sensor
connécted
property
to the
connector
(CN3)
on
the
power
supply
board?
Yes
See
if any
pattern
on the
contro!
board
is broken
Does
the
system
wait
for an
input
when
OFF
or soldered
badly
button
is pressed?
€ a
(8:88
This
display
appears

Advertisement

loading