Makita BL1840B - Page 11

10 ENGLISH
Hold the tool rmly and place the impact socket over
the bolt or nut. Turn the tool on and fasten for the proper
fastening time.
The proper fastening torque may differ depending upon
the kind or size of the bolt, the material of the workpiece
to be fastened, etc. The relation between fastening
torque and fastening time is shown in the gures.
Model XWT07, XWT07XV
Proper fastening torque for standard bolt
1
2
N•m
(ft•lbs)
800
600
400
200
(150)
(300)
(440)
(590)
1023
0
M24(1″)
M24(1″)
M30(1-1/4″)
M30(1-1/4″)
1. Fastening time (second) 2. Fastening torque
Proper fastening torque for high tensile bolt
1023456
0
800
600
400
200
(150)
(300)
(440)
(590)
N•m
(ft•lbs)
2
1
M24(1″)
M24(1″)
M22(7/8″)
M22(7/8″)
M20(3/4″)
M20(3/4″)
1. Fastening time (second) 2. Fastening torque