Grammer MSG 90.6PG - Page 67

Repair Manual MSG 90.6PG Commercial Vehicles, Omnibuses – November 2017
Material no. 1153450_c
2.4 Fault diagnosis
Page 6 of 16
TABLE OF CONTENTS
Step
no.
Inspect/operate Result/specified status Troubleshooting
2.2 Gradually move down the seat until the lowest
position (minimum height) is reached.
The seat moves down to the
minimum height (seat might oscillate
about 35 mm downwards without
hitting the stopper).
The seat does not move down to the
minimum height.
Proceed with inspection
step no. 2.3.
Replace the level control
(Chapter 3.38).
2.3 Press and lock the button for quick lowering of
the seat.
The seat moves down to the lowest
position as far as possible.
The seat does not move down to the
lowest position.
Proceed with inspection
step no. 2.4.
Replace the level control
(Chapter 3.38).
2.4 Press and unlock the button for quick lowering
of the seat.
Seat moves up by about 35 mm
until the minimum height level is
reached.
Seat does not move to the minimum
height.
Proceed with inspection
step no. 2.5.
Replace the level control
(Chapter 3.38).