Tightening Torque - Panasonic EY7541 Mode D'emploi

[Information on Disposal in other Countries outside the European
Union]
These symbols are only valid in the European Union. If you wish to discard these items,
please contact your local authorities or dealer and ask for the correct method of disposal.
Note for the battery symbol (bottom two symbol examples):
This symbol might be used in combination with a chemical symbol. In this case it complies
with the requirement set by the Directive for the chemical involved.
. MAINTENANCE
IV
Use only a dry, soft cloth for wiping the unit. Do not use a damp cloth, thinner, benzine, or other
volatile solvents for cleaning.

. TIGHTENING TORQUE

V
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 Tightening 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 nearly discharged, the voltage decreases and the tighten-
ing torque drops.
M10×35 mm M1, M14, M16×45 mm
N·m
(k f-cm)
g
196.0
(2000)
147.0
(1500)
98.0
(1000)
49.0
(500)
M10
0.0 0.5 1.0
Tightening time (Sec.)
Bolt Tightening Conditions
Standard bolt
M16
M14
M12
1.5 2.0 2.5 3.0
N·m
(k f-cm)
g
196.0
(2000)
147.0
(1500)
98.0
(1000)
49.0
(500)
0.0 0.5
- 1 -
M8, M10×35 mm M1×45 mm
High tensile bolt
M10
M8
1.0 1.5 2.0 2.5
Tightening time (Sec.)
M12
3.0