While Performing Maintenance; Keep The Truck Clean; Attachments; Working Under The Truck - Komatsu 930E-4SE Operation & Maintenance Manual

OM2042 7/11

WHILE PERFORMING MAINTENANCE

NOTE: Only authorized personnel should service
and repair the truck.

Keep The Truck Clean

• Spilled oil, grease, scattered tools, etc., can
cause you to slip or trip. Always keep your truck
clean and tidy.
• If water gets into the electrical system, there is
danger that the truck may move unexpectedly
and/or damage to components may occur. Do not
use water or steam to clean any sensors,
connectors or the inside of the operator's
compartment.
• Use extreme care when washing the electrical
control cabinet. Do not allow water to enter the
control cabinet around the doors or vents. Do not
allow any water to enter the cooling air inlet duct
above the electrical control cabinet. If water
enters the control cabinet through any opening or
crevice, major damage
components is possible.
• Never spray water into the rear wheel electric
motor covers. Damage to the wheel motor
armatures may occur.
• Do not spray water into the retarding grids.
Excess water in the retarding grids can cause a
ground fault, which will prevent propulsion.

Attachments

Place attachments that have been removed from the
truck in a safe place and manner to prevent them
from falling.
to the electrical

Working Under The Truck

• Always lower all movable work equipment to the
ground or to their lowest position before
performing service or repairs under the truck.
• Always block the tires of the truck securely.
• Never work under the truck if the truck is poorly
supported.

Rotating Fan And Belts

Stay away from all rotating parts such as the radiator
fan and fan belts. Serious bodily injury may result
from direct or indirect contact with rotating parts and
flying objects.

Waste Materials

• Never dump oil into a sewer system, river, etc.
• Always put oil drained from your truck in
appropriate containers. Never drain oil directly
onto the ground.
• Obey appropriate laws and regulations when
disposing of harmful objects such as oil, fuel,
coolant, solvent, filters and batteries.
• The machine may be equipped with optional High
Intensity Discharge (HID) lighting lamps which
contain mercury. These lamps must be reused,
recycled or properly disposed of in accordance
with applicable local, state and federal laws.
Safety - Section 20
Page 20-11