Komatsu Galeo BR380JG-1E0 Shop Manual page 360

30 Testing and adjusting
4. While lifting, hit the area around the cheek
plate with a medium-sized hammer.
(Hit the places marked q in the diagram.)
Tool to use
Hammer: Accessory tool No. 17
k
For details of the accessory tool, see
"Crusher accessory tool" in Mainte-
nance volume of the operation and
maintenance manual.
5. When cheek plate (1) comes free, remove the
mounting bolts and lift up.
4
Top cheek plate (1): 74.0 kg
6. Repeat the same procedure to lift up bottom
cheek plate (2).
4
Bottom cheek plate (2): 36.0 kg
7. After removing all the cheek plates, completely
remove the soil and sand from the cheek plate
fitting surfaces (front, rear, right and left).
In particular, remove the soil and sand clog-
ging both sides of the fixed jaw.
BR380JG-1E0
8. Insert new cheek plates in order from the
underside along the fixed jaw and a guide of
the side frame.
9. Tighten the cheek plate lock bolts.
Top cheek plate (1): M24 x 2 (each side)
Bottom cheek plate (2): M24 x 1 (each side)
Tools to use
Wrench: Accessory tool No. 1
Handle: Accessory tool No. 3
Extension: Accessory tool No. 4
Socket: Accessory tool No. 5
Wrench: Accessory tool No. 7
Pipe: Accessory tool No. 8
k
For details of the accessory tool, see
"Crusher accessory tool" in Mainte-
nance volume of the operation and
maintenance manual.
SEN02305-01
19