Instruction Manual

Caterpillar: Non-Confidential
Maintenance by Hanging the Frame
 When the equipment or if the frame is
hanging, use the lock bar to lock the front and
rear frame, put the handlebar in the middle and
wedge the equipment and frame. Move the
control lever to the “Center” position. Use the
blocks to stop the work tools and frame from
moving.
 Before hanging, wedge the wheel on one
side; put blocks under the machine when
finished.
Work on Top of the Machine
 When working on the top of the machine,
make sure the footing is clear and follow the
rules to avoid falling.
1. Wipe up spilled lubricant oil or grease.
2. Work without tools around.
3. Watch your steps.
 Never jump from the machine. When
climbing or down the machine, use the lift and
handrail and keep three points of contact (two
feet and one hand or two hands and one foot)
 Using protective equipment if necessary.
 At the top of the engine, the hood may be
slippery and dangerous. Do not stand on it.
 The top of the tire may be slippery and
dangerous. Do not stand on it.
 When cleaning the glass in the front of the
cab, stand on the fender of front frame.
Do Not Drop Foreign
Material in Machine
 When repairing the
window or oil tank, be
careful not drop foreign
objects (such bolts, nuts,
twine or tools). These things
may cause damage to the
machine or cause other problems if dropped
into the machine.
 If there are some foreign objects dropped
inside, remove them immediately
 When repairing the machine, do not take
unnecessary tools or parts. Maintenance when
the Engine is Running
To avoid getting hurt, do not do any
maintenance when the engine is running. If it is
necessary to do maintenance while the engine
is running, abide by the following rules:
 One operator should sit in the operation
chair and also prepare to shut off the engine
when necessary. All the workers should keep
contact with each other.
 When the working in a place close to the
rotating parts, pay special attention to avoid
being rolled up.
 Never allow any tools or any parts of body
to touch the fan vane or fan belt. This is
dangerous.
 When washing the inside of the radiator,
prevent the equipment from turning. Also, pull
the brake lever to implement braking.
 Do not touch any control levers. If you
must touch them, first signal for other workers
and warn them to go to a safety place.
Using a Hammer
 When using a hammer, put on the safety
glasses, safety helmet and other protection.
Use copper stick as a mat between the
hammer and the part, which is hit.
 When using the hammer to hit hard parts,
such as pins or bearings, fragments may fly
into ones eyes and result in harmful danger.
Welding Repair
Welding repair should only be done in a
designated place and by qualified personnel.
The gas emitted by welding can cause fire and
electricity danger. Never allow and unqualified
operator to enter. When welding abide by the
following the rules:
 Break the battery connector to avoid
explosion. Remove the painting in the welding
post and dangerous gas generated.
 When welding on the hydraulic system,
pipes, or any place close to them, they may
produce combustible fumes and sparks. There
is danger of fire; so electric welding should be
avoided in these areas.
 If electric welding spark falls directly onto a
rubber hose, electric wire or pressure pipes,
the electric wire may be damaged and the