Maintenance work on the superstructure
8.4 Slewing gear
8 - 16 3 302 574 en Maintenance manual
GMK3060
03.11.2017
8.4.2 Oil level check – Slewing gear brake
Prerequisites – The truck crane is horizontal and is in on-road mode; à Operating
Instructions
.
– The engine must not be running and must be secured against
unauthorised use;
à p. 2 - 3.
Check the oil level Always check the oil level prior to using the crane.
• Check that oil is visible in the sight glass (1).
If the oil level is too low
• Top up with oil; à p. 8 - 21.
8.4.3 Checking for leaks
• Pay attention to any unusual noises from the slewing gear.
• Check the slewing gear and the connections for leaks. If consumables are
leaking;
à Oil level check – Slewing gear transmission, p. 8 - 15, à Oil level
check – Slewing gear brake
, p. 8 - 16.
• Check that pipes and hoses are tightly connected and undamaged.
If any damage is found, report it to
Manitowoc Crane Care or an authorised
GROVE dealer or your repair crew.