Precautions on inspection and servicing
1. Precautions on inspection and servicing
- 163 -
(24) Turn the battery disconnect switch to OFF.
・
When servicing any part of the electrical system or when
welding, there is the risk that a short circuit could occur and
place load on the batteries. The batteries generate flammable
gas causing the risk of an explosion. The battery electrolyte is
dilute sulfuric acid which will burn skin on contact.
・
Damage to the batteries is extremely dangerous, so always turn
the battery disconnect switch to the OFF position "
○
" before
servicing any part of the electrical system or welding.
・
The DEF pump continues to operate for 5 minutes after the
engine stops. Do not turn the battery disconnect switch to the
OFF position "
◯
". Doing so could cause the DEF pump to
malfunction. Before you turn the battery disconnect switch to
the OFF position "
◯
", wait for at least 5 minutes after the
starter switch is set to the "OFF" position.
(25) The equipments are hot immediately after the engine stops
・
The equipments are hot immediately after the engine stops, so
you could be burned if you touch them. In particular the engine,
silencer, oil reservoir, coolant, radiator, sliding parts, hydraulic
equipment, pipes etc. will be very hot.
・
Wait for all parts to cool before you begin inspection and
servicing.
(26) Illumination
・
If you are working in poor light, you cannot see well enough
what you are doing, so you could injure yourself.
Before operation, prepare illumination enough to light the
working place.
・
Do not use a lighter or other flame in place of a lamp to light
dark places. You could start a fire or cause an explosion by
igniting gas generated by the battery.
・
Use an explosion-preventive type of lamp when looking at the
battery or fuel.
・
The power socket for the lighter on the dashboard in the cab
can be used as the 24V power source for up to 10A.
Содержание REDGZM HD514MR-7
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Страница 183: ... 166 2 Inspection and servicing table 1 Part names for inspection and servicing ...
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Страница 277: ... 259 3 Crusher operation Crusher operation 3 Gouging using the cylinder stroke end 4 Rough and harsh crushing ...
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Страница 319: ... 300 6 Inspection sheet 6 2 Hydraulic excavator monthly voluntary inspection sheet 01E0 0545 0E ...
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