Hitachi DV 18DV Drill User Manual


 
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20
HOW TO SELECT TIGHTENING TORQUE
Table 5
NOTE:
The selected content shown in Table 5 indicates the differences according to screw type,
screw size and material used.
CAUTION:
While operating the Cordless hammer drill, take care not to lock the motor.
If the motor is locked, immediately turn the power off.
If the motor is locked for a while, the motor or battery will be burnt.
Do not tighten too strongly as the screw heads will be damaged.
Cap
Tightening torque Operation example
position
Approximately 9 in-lbs. (10 kg-cm)
Approximately 15 in-lbs. (17 kg-cm)
Approximately 23 in-lbs. (26 kg-cm)
Approximately 35 in-lbs. (40 kg-cm)
Approximately 43 in-lbs. (49 kg-cm)
Approximately 52 in-lbs. (60kg-cm)
High speed: approximately 78 in-lbs.
(90 kg-cm)(DV14DV)
approximately 96 in-lbs.
(110 kg-cm)(DV18DV)
Low speed: approximately 346 in-lbs.
(400 kg-cm)(DV14DV)
approximately 400 in-lbs.
(460 kg-cm)(DV18DV)
1
3
7
13
17
22
Machine screw
tightening.
Screw tightening for soft
wood material.
Screw tightening for
hard wood material.
Thick screw tightening.
When used as a drill.
Use for drilling bricks
and concrete blocks.
DV14DV•DV18DV-E.E65 6/21/02, 5:06 PM20