Maintenance work on the carrier
7.10 Suspension
7 - 74 3 302 574 en Maintenance manual
GMK3060
03.11.2017
7.10.4 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 has integrated pressure accu-
mulators (1) and (2) that contain nitrogen.
The filling pressure at 20 °C (68 °F) is:
• Have the filling pressure checked, and if nec-
essary corrected, by
Manitowoc Crane Care or
an authorised GROVE dealer or an author-
ised 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.
1 60 bar (870 psi)
2 65 bar (943 psi)
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