Komatsu PW160-7H Operation & Maintenance Manual page 80

EXPLANATION OF COMPONENTS OPERATION
8. SERVICE MACHINE - OVERDUE
This monitor (8) lights red when the machine service is overdue.
The machine should be serviced immediately or damage may
occur.
9. PARK BRAKE
When park brake is applied, this lamp will illuminate.
10. SWING LOCK
This monitor warns that the machine is travelling at high speed
without applying the swing lock switch. Turn on the swing lock
switch immediately when the machine is travelling at high speed.
11. PPC LOCK
This monitor warns that the machine is travelling at high speed
without applying the PPC lock switch. Push the PPC lock switch
immediately when the machine is travelling at high speed.
80 PW160-7H VEAM390100