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Check the level of oil with indicating rod (2),
according to Figure 13. For better reading, firmly
hold cover on tube before removing the rod. Keep
oil at rod "Full" level.
Note:
Frequently check level of motor oil
to prevent damage due to lack of oil.
Air filter
Motor will not run properly with dirty air filter.
Frequently clean the filter, preferably with
compressed air. See motor manual.
For proper screw tightening, use an adequate torque wrench and the values listed in the tables below:
Thread
M6
M8
M10
M12
M14
M16
These are guiding values, and are based on average conditions of steel-to-steel friction.
Thread
1/4
5/16
3/8
1/2
9/16
5/8
These are guiding values, and are based on average conditions of steel-to-steel friction.
74
Torque Specifications
Screw torques - metric - coarse thread - UNC
N.m
10.6
25.6
51.2
88.0
138.0
210.0
Screw torques - inches
Coarse thread - UNC
Grade 5
N.m
lbf.ft
12.1
8.9
17.0
23.9
17.6
33.9
41.5
30.6
58.4
101.0
74.4
141.0
143.0
105.4
201.0
199.0
146.7
280.0
To clean air pre-filter
The pre-filter must be free from dirt to avoid
damage to the motor due to overheating. Clean
with compressed air or wash in running water with
mild soap.
Attention!
Repairs or cleaning must be done with
the equipment powered off and the spark
unplugged.
Resistance class - 8.8
Resistance class
Grade 8
Grade 5
N.m
lbf.ft
N.m
12.5
13.5
25.0
25.9
43.0
45.7
104.0
110.0
154.8
155.0
206.5
219.0
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lbf.ft
7.8
18.8
37.7
64.9
101.7
154.8
Fine thread - UNF
Grade 8
lbf.ft
N.m
lbf.ft
9.9
18.9
13.9
19.1
36.6
26.9
33.7
64.2
47.3
81.1
155.0
114.3
114.3
219.0
161.5
161.5
308.0
227.1
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