Air Intake - MTU 12 V 4000 G73 Operating Instructions Manual

7.11 Air Intake

7.11.1 Service indicator – Signal ring position check (optional)
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 115).
2. After installation of new filter, press reset
button (1).
Result: Engaged piston with signal ring moves
back to initial position.
118 | Task Description | MS150029/02E 2013-03