Operating instructions

7.13 Air Intake
7.13.1 Contamination indicator – Signal ring position check
Preconditions
☑ Engine is stopped and starting disabled.
Checking signal ring position
1. If the signal ring is completely visible in the
control window (2), replace air filter
(→ Page 148).
2. After installation of new filter, press reset
button (1).
Result: Engaged piston with signal ring moves back
to initial position.
152 | Task Description | M015412/03E 2012-02
TIM-ID: 0000005484 - 006