Komatsu GALEO BR550JG-1 Operation & Maintenance Manual page 221

Mobile crusher
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MAINTENANCE
MAINTENANCE
It is very dangerous to proceed to the next work without loosening tension
spring (6) completely. Be sure to remove the tension spring nut (M42) from
the rod.
5. Loosen tension spring (6) completely (both sides: M42)
(1) Single-ended spanner: Accessory Tool No.5
(2) Extension piping: Accessory Tool No.12
6. Start the engine.
7. Set operation mode selector switch (8) to the INSPECTION
position.
8. Attach a warning tag to announce to those concerned that the
the machine is now worked on.
9. Keep depressing crusher outlet clearance reduction switch (9)
in the upper control box to advance the toggle block until the
swing jaw plate comes to contact with the fixed jaw plate.
(Remove all the inserted shims)
10. Take out swing jaw stopper (10) and insert it into the swing
stopper seat without fail.
Tool to use
Swing jaw stopper: Accessory Tool No. 20
11. Depress crusher outlet clearance expansion switch (11) in the
upper control box to pull back the toggle block, and support the
swing jaw with the swing jaw stopper.
12. Stop the engine.
13. Lift up the toggle plate and place it provisionally between the
toggle block and the backside of the swing jaw. Hook the wire
rope to it again on the outside of the round pipe.
WARNING
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SERVICE PROCEDURE
SERVICE PROCEDURE
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