Service Mode - Panasonic NA-127VB5WGB Service Manual

NA-127VB5WGB / 127VB5WFR / 127VB5WES / 127VB5WTA / 127VB5WPL / 127VB5WGN / 127VB5WNR /

7 Service Mode

7.1. Service Autotest
1. Set PR to program 3 (Colours) and press SW2 (TC)
2. While pressing the SW2, change PR position from third to
second, and release the SW2 after keep more than 5 sec-
onds.
3. Bring PR to desired test step (1st ,2nd or 3rd program
position) as soon as [SAU] is displayed on LCD.
LCD Display status:
I2 Door Lock Symbol -> Fixed on
SS3 -> SAU
The test steps are as below ;
Step 1:
Selector Program 1 (Cotton) will be [HEATER ON]
Before heating it should take water till first level frequency
then start heating.
Heater will be on max. 8 minutes after this 8 minutes if the
temp. doesn't change more than 2C then it will give NTC
failure. (E05).
147VB5WDE / 147VB5WGB / 147VB5WGN / 147VB5WNR
Or if the NTC connection is broken then it should give again
E05 NTC failure.
At the end of heating, [SAU] visualization should make slow
blink to indicate that the step is over.
Note:
If user changes the selector position, machine will do what
is defined for the new selected position.
Step 2:
Selector Program 2 (Cotton Prewash) will be [PUMP ON]
Temperature will be measured, if it is higher than 50 C, it
should take 60 sec. cooling water, and then make [Drain + 5
sec.]
At the end of pump activation, [SAU] visualization should
make slow blink to indicate that the step is over.
Step 3:
Selector position 3 (Colours) will be a 12 mins test program
where all functions of the appliance will be checked.
Machine will make exactly the same algorithm of Super
Rapid 12'. So, time for selector position 3 is 12 minutes.
At the end of test program [End] is visualized on LCD and
door is unlocked.
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