Hitachi DS 14DMR, DS 18DMR instruction manual HOW to Select Tightening Torque

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HOW TO SELECT TIGHTENING TORQUE

Table 7

Cap	Tightening torque	Operation example
position
1	Approximately 18 in-lbs. (20 kg-cm)	Machine screw
		tightening.
4	Approximately 27 in-lbs. (31 kg-cm)
		Screw tightening for
7	Approximately 37 in-lbs. (43 kg-cm)
		soft wood material.
10	Approximately 47 in-lbs. (54 kg-cm)	Screw tightening for
16	Approximately 67 in-lbs. (77 kg-cm)
		hard wood material.
22	Approximately 87 in-lbs. (100 kg-cm)
	High speed: Approximately 106 in-lbs.
	(122 kg-cm)(DS14DMR)
	Approximately 124 in-lbs.	Thick screw tightening.
	(143 kg-cm)(DS18DMR)
		When used as a drill.
	Low speed: Approximately 442 in-lbs.
	(550 kg-cm)(DS14DMR)
	Approximately 510 in-lbs.
	(633 kg-cm)(DS18DMR)

NOTE:

The selected content shown in Table 7 indicates the differences according to screw type, screw size and material used.

CAUTION:

●While operating the Cordless driver 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.

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