Haulotte HT23RTJ O, Maintenance Book

Page: 136 / 534

136 4001055250 E 10.21 USA / GB
Upper boom
Boom angle sensor adjustment
MS0018
• Put the machine in position load 450 kg (1000 lb) (selector on 450 kg (1000 lb) on the platform control box).
• Raise the boom at 75°.
• Extend the telescope to its maximum.
• From the ground or platform control box, lower the boom until the cut-of abacus of the machine.
• Check the boom angle included between 52° and 50°. Outside this range, adjust the sensor.
Sensor adjustment :
• Set the mechanical cam sensor to change state at this position (passage
from ON to OFF) having previously set the position of the sensor on the
bracket adjustment for the wheel is perfectly centered on the profile of
the cam.
• Once the sensor is tight on the bracket, move it through the light that the
sensor status to the console is on ON.
• Approach screws to the support without tightening finally.
• Drive slowly the bracket so that the sensor going to OFF.
• Tightening the screws of the support bracket.