Instruction Manual

Caterpillar: Non-Confidential
it reaches one side, turn the handle to the
other side in the horizontal plane, and then
turn the handle in the vertical plane. There
is a weight indicator beside the handle,
while you turn the handle, the numerical
value of the indicator will change with the
movement, it shows the current rigidity of
the seat. The rigidity would adapt to the
operators with the weight as the numerical
value. The rigidity of the seat can be
adjusted infinitely between the range of
50kg - 130kg; when the machine leaves
factory it is set to 70kg.
Door Lock
The keys of the left and right door lock on
the cab are the same. You cannot press
the lock down when the door is locked. At
this time, insert the key into the lock and
turn 180° clockwise, then pull it out of the
lock, hold the lock with you hand, press the
lock with you thumb and draw the door
outward at the same time, then you can
open the door. When you want to lock the
door, close the door firstly, and insert the
key into the lock and turn 180°
counterclockwise, then pull it out of the
lock. Warning: When operating the
machine, the operator must close the left
and right doors for the safety requirement.
Rearview Mirror Adjustment
There are two rearview mirrors at the top of
the cab, one is at the right side and the
other is at the left side. Before operating
the machine, the operator must adjust the
rearview mirrors to make sure that the
operator can see behind the machine.
Loosen the bolt that connects the bracket
of the rearview mirror and the cab, and turn
the bracket, then you can adjust the
position of the rearview mirror to the cab.
Loosen the bolt that connect the bracket
and the rearview mirror, and turn the
rearview mirror, then you can adjust the
elevation of the rearview mirror. Please
tighten the bolt after the adjustment is
complete.
Breaking-in a New Wheel
Loader
Proper Break-in is very important to
prolong the life of the machine, to eliminate
potential malfunctions, and to avoid fatal
accidents. After purchasing the machine,
the users need to operate and maintain the
machine according to the rules of proper
break-in described in this manual, and then
the machine can be operated normally.
Break-in Rules:
1. The machine must be broken in before
100 hours of use.
2. Start the engine and let it run at speed
for 5 min.
3. During break-in, forward gears I, II, III,
IV, reverse gears I, II should be used
conservatively.
4. Start the machine in idle speed, and
speed it up gradually to the higher speed.
Sudden start, speeding up, sharp steering
and brake should be avoided except in
emergency condition.
5. It will be better to load light things
during break-in and to avoid abrupt
operations. During break-in, the load
should be less than the 70% of the rated
load and the speed should be less than the
70% of the rated speed.
6. Pay attention to the lubricating state of
loader, replace or add the lubricant or
grease at set intervals.
7. Check frequently the temperatures of
gearbox, torque converter, front and rear
axles, hubs, brakes, and middle supporting
axles and hydraulic oil, engine coolant,
engine oil. Check out and fix the faults if
there is overheating.
8. Check whether the bolts and nuts in
each connecting part are loose.
After the first 8 running
hours
1. Check bolts and nuts, especially the
bolts of diesel engine cylinder head,
exhaust pipe and front, rear axles, nuts for
rims, connecting bolts of driving shafts and