6. Disconnect the chain.
7. Extend the console.
8. Set the stabiliser legs to the ground. Make suret the console is in the center of its sheath.
9. Slew the crane 90 degrees, bend the boom system and support the grapple against the
ground.
10. Close the 2nd boom's ball valve.
11. Discconnect the hoses in the following order:
- Pressure hose
- Return hose
- Rest of the hoses (LS line) and the electric cables
NOTE
Pressure in the hoses can prevent the quick couplings from connecting: You can
release the pressure:
- by pressing open the quick-acting couplings stem
- from the pressure gauge adapter, using a suitable connector.
11.6. Emergency operation of the dump valve
In event of a failure in the CE system the oil is dumped
immediately to the tank. To be able to operate the crane to
parked position when it is unserviceable follow these steps.
1. Unscrew the domed nut and break the security sealing
on the dump valve
2. Use a screwdriver to turn the screw into a position
preventing the normal operation of the crane.
Pressurized oil will now enter the system.
3. Operate the crane into parked position
WARNING
Operate the crane with the utmost care. This emergency operation is only allowed
to operate the crane to parked/transport position. All other actions is strictly
forbidden! The crane may only be taken back in use once the damage has been
repaired by an Loglift Jonsered authorized service workshop.
Ending crane operation
68
Jonsered 1188S CE
