Haulotte Group HT21RT O, Maintenance Book

Page: 193 / 282

193 4000511390 E03.16 USA / GB
Upper boom
Procedure of dismantling / reassembling cage
MS0027
Upper boom
Procedure of dismantling / reassembling cage
1 - You will need
• PPE (Personal Protective Equipment: glove, safety shoe,
glasses, etc…)
• Standard tool kit
• Overhead crane or equivalent, for removal/replacement
of cage (Min 500 kg capacity)
• Suitable slings and lifting equipment for removing the
cage (Min 500 kg)
• Torque wrench suitable : 47 Nm
• Torque wrench suitable : 370 Nm
• Torque wrench suitable : 485 Nm
• Place barriers around the perimeter of the work area
• The technician should take all steps to protect themselves or others against all risks of injury related to this intervention.
• The technician should ensure they have the PPE (personal protective equipment) suitable for the job and the particular conditions of
environment in witch the material can be found (see safety information specific to the operation site).
• Position the machine on a flat ground, stabilized and in a released environment.
• Cut the contact, to remove the key, to open cut it battery.
• Place a "DO NOT USE" decal near the start/stop contactor (key switch) to inform the personnel that interventions are being carried out
on the equipment.
• The pressure in the hydraulic system is very important. It can cause accidents. Relieve the pressure before any intervention and never
search for oil leaks by hand.
• Attention to the risks of burns, the hydraulic system works at high temperatures.
• The exhaust fumes of the engines contain harmful products of combustion. Only start and run the engine in a well ventilated Area. In a
closed room, you must use a suitable system to evacuate the exhaust to the outside.