Air Intake; Service Indicator - Signal Ring Position Check - MTU 16V4000M73 Operating Instructions Manual

8.12 Air Intake

8.12.1 Service indicator – Signal ring position check
Preconditions
☑ Engine is stopped and starting disabled.
Checking signal ring position
1. When the yellow piston (2) has reached the
red-shaded Service lettering (3), replace air
filter (→ Page 171).
2. After installation of new filter, press reset
button (1).
Result: Signal ring returns to initial position.
MS150123/01E 2017-05 | Air Intake | 173