Maintenance; Tightening Torque - Panasonic EY7540 Bedienungsanleitung

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For proper treatment,
IV.

MAINTENANCE

Use only a dry, soft cloth for wiping the unit.
Do not use a damp cloth, thinner, benzine,
or other volatile solvents for cleaning.
V.
TIGHTENING
TORQUE
The power required for tightening a bolt will
vary, according to bolt material and size, as
well as the material being bolted. Choose
the length of tightening time accordingly.
Reference values are provided below.
(They may vary according to tightening conditions.)
Factors Affecting Tighten-
ing Torque
The tightening torque is affected by a wide
variety of factors including the followings.
After tightening, always check the torque
with a torque wrench.
1) Voltage
When the battery pack becomes near-
ly discharged, the voltage decreases and
the tightening torque drops.
Bolt Tightening Conditions
M8, M10 x 35mm. M1 x 45mm
N ⋅ m
(kgf-cm)
147.0
(1500)
98.0
(1000)
49.0
(500)
0.0 0.5
- 11 -
High tensile bolt
(Bolt size: Millimeters)
M12
M10
M8
1.0 1.5 2.0 2.5
Tightening time (Sec.)
3.0