Maeda MK0003, Руководство по обслуживанию, Страница: 189 / 348

2-161
(2-7) Jib and main boom stowing lamp
This lamp turns on to indicate that the jib and main boom are stowed.
The jib and main boom stowing lamp turns on and off in accordance
with the following two types of detection switches. (When both of the
detection switches detect simultaneously.)
1. [Detection of stowing in the main boom slewing direction]
The lamp blinks when the main boom stops at the slew and stowing
position and turns off when it leaves there.
Main boom movements are detected by the potentiometer on upper
part of rotary joint.
2. [Detection of stowing in the main boom horizontal
direction]
The lamp turns on in green when the main boom stops at the
horizontal stowing position and blinks in green when it leaves there.
Main boom movements are detected by the projection (4) (movable)
at the side of the boom rear edge and the detection switch (3) (fixed)
at the boom connection.
(2-10) Levelling instrument
This displays an inclination status of the machine.
The inclination and direction of the machine can be determined from
the position of the yellow circle.
Use this to check whether the machine is in a horizontal condition
when setting the outriggers.