CHECK AND TEST

Step 1

Unscrew cover of mainboard with a
Cross-head screwdriver.

Step 2

Disconnect terminals.

Step 3

Check to see if terminal is pushed into the
proper final position and whether it is filled with
foam.

DIAGNOSIS 1


CHECK AND TEST 2

Step 1

Test the voltage for a
long time, at least 5
minutes because heater
switches on and off
every 5 s.

WARNING!
HIGH VOLTAGE!

Step 2

Use multimeter to measure the output for
heater in gasket plate.

DIAGNOSIS 2

PROCEDURE 1


Step 1

Unscrew the mainboard.


Step 2

Unfasten the mainboard.

Step 3

Disconnect terminals.

DIAGNOSIS 3


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