1
-
6
Inspection or maintenance of the electrical system without removing the cable of the battery may
cause a short circuit and damage the wiring, electrical components and electronic components of the
electrical system.
The cable on the negative terminal side (ground side) must be removed before the inspection or
maintenance work on the electrical system.
c.
Mind battery liquid.
Battery fluid contains dilute sulfuric acid. Battery fluid can cause blindness when it enters the eyes,
and burns when it comes into contact with the skin. Wear goggles, protective gloves long-sleeved
overalls when handling the battery.
If the eyes or skin are in contact with the battery fluid, rinse immediately with plenty of water and
get medical attention promptly.
Figure 1-6 Mind battery liquid
d.
Use the specified greased items.
Use the recommended grade or the same grade of oil and grease when replenishing or replacing. The
combination of different grades of grease will result in a chemical reaction that changes the properties
of the grease and adversely affects the mechanical properties. When using a grease that is different
from the grade used in the machine, remove the original grease thoroughly before adding new grease.
Figure 1-7 Prohibition of mixing oil
e.
Support the boom and platform during maintenance. Maintenance is prohibited when the platform
is in the raised position. If there is special demand, the boom and platform should have reliable
support to ensure the safety and reliability during maintenance.
f.
Precautions after maintenance:
1)
After maintenance, the operation function must be confirmed to detect the oil leakage or
malfunction in the early stage.
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Page 105: ...7 8 Figure 7 11 Electrical Schematics Figure 1 6 Perkins engine ...
Page 106: ...7 9 Figure 7 12 Electrical Schematics Figure 1 6 Deutz D447 engine ...
Page 107: ...7 10 Figure 7 13 Electrical Schematics Figure 1 6 Deutz D2 9 engine ...
Page 108: ...7 11 Figure 7 14 Electrical Schematics Figure 2 6 ...
Page 109: ...7 12 Figure 7 14 Electrical Schematics Figure 3 6 ...
Page 110: ...7 13 Figure 7 16 Electrical Schematics Figure 4 6 ...
Page 111: ...7 14 Figure 7 17 Electrical Schematics Figure 5 6 ...
Page 112: ...7 15 Figure 7 18 Electrical Schematics Figure 6 6 ...
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