Komatsu Galeo BR380JG-1E0 Shop Manual page 354

30 Testing and adjusting
Swing jaw plate wedge bolt spring
A = 0 – 2 mm
As shown in the diagram below, face (a) (collar
face) does not extend to the outside from face (b)
(plate surface), and the inset is within 2 mm.
BR380JG-1E0
Tension spring
(when clearance at tip of teeth is set to maximum)
C = 258 – 260 mm
When measuring the set length of the tension
spring, measure at 4 places 90° apart around the
circumference.
Check that there is no deformation of the spring.
If the difference in the spring set length of the ten-
sion spring is more than 3 mm, rotate the spring to
change the seating position of the spring, then
tighten again.
k
This machine uses cover assembly (1) with
springs built into the fixed jaw plate wedge
portion and swing jaw plate wedge portion.
If bolts (2) of the front face of the cover are
removed during disassembly, there is dan-
ger that the internal parts will fly out and
cause injury.
SEN02305-01
13