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Grammer MSG 90.6PG - Page 71

Grammer MSG 90.6PG
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Repair Manual MSG 90.6PG Commercial Vehicles, Omnibuses – November 2017
Material no. 1153450_c
2.4 Fault diagnosis
Page 10 of 16
TABLE OF CONTENTS
Step
no.
Inspect/operate Result/specified status Troubleshooting
4.1b • Disconnect the electrical connection (A)
between the Kingman seat and the vehicle.
• Turn the heater switch to heating level 2
(high).
ATTENTION Malfunction!
The heater can only be checked at heating
level 1 below 20 °C.
• Measure the resistance at the contacts in the
plug for vehicle connection (pin assignment for
Kingman):
K9 (red) K7 (black)
= 5.32 (±10 %) (total resistance of
the heater mats at approx. 20 °C)
< 4.78 or
>> 5.85
End of inspection.
Proceed with inspection
step 4.2.

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