Maintenance work on the carrier
7.12 Suspension
25.11.2016
Maintenance manual 3 302 364 en 7 - 87
GMK 4100L-1
7.12.4 Pressure accumulator – checking the gas pressure
The gas pressure must be checked every 3,000 operating hours, but in any
case no less frequently than every 12 months.
The suspension features integrated pressure
accumulators that contain nitrogen (1).
The filling pressure at 20 °C (68 °F) is 50 bar
(725 psi).
• Have the filling pressure checked and if
necessary corrected by
Manitowoc Crane Care
or an authorised GROVE dealer or an
authorised specialist workshop.
G
Risk of accidents due to incorrect inspection.
The gas pressure test must be carried out only by an authorised official
inspector of pressure tanks or under his/her supervision or instructions.