LiuGong CLG835H, Service Manual

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Machine Inspection Table
January 24, 2017
CLG835H
Driving test
12
Ride control (option): park the machine on the level ground, disconnect the ride control system
button, jack up the shovel head; after 5 seconds, connect the ride control system button, and the
boom shall perform automatic lowering operation.
13
Visual check and listening: when turning to the maximum left and right steering angle, the limit
block contacts and no abnormal sound shall occur; visually check that there is no interference
between the armrest of cab and front frame, front and rear frame when turning to the maximum
left and right steering angle; there is no interference and pulling between hydraulic line&electri-
cal circuit and other sharp edges
14
W/steering cushion: turn the complete machine to the limit position, and the steering cushion is
compressed (8-12) mm
15
Secondary steering (option): turn on the electric lock without starting, the secondary steering
indicator on the instrument panel comes on when the secondary steering switch is pressed, and
the steering can be normally performed
16
Gear inspection: Manual 1) Place the manual/auto shift rocker switch to "Manual" 2) Start the
complete machine and idle; 3) Release the parking brake; 4) Operate the shift lever and all the
gears shall be available freely;
17
Gear inspection: Semi-automatic shift 1) Place the manual/auto shift rocker switch at neutral
position; 2) Start the complete machine and idle; 3) Release the parking brake; 4) Operate the
shift lever, and place it at F1 position, and the gear to complete machine transmission shall be
F1 5) Operate the shift lever, and place it at F2 position, and the gear to complete machine
transmission shall be F2; 6) Operate the shift lever, and place it at F3 position, and the gear to
complete machine transmission shall still be F2, depress the accelerator gradually to the maxi-
mum and hold it, increase the speed of complete machine, and when it reaches a certain value,
the gear shall automatically shift up to F3; 7) Keep the opening of throttle, and continuously
increase the vehicle speed and operate the shift lever and place it at F4, and when the speed
reaches a certain value, the gear shall automatically shift up to F4 from F3; (the corresponding
gear is displayed on the gear display during the above operation; and the corresponding speed
is displayed on the LCD of instrument panel)
18
Gear inspection: Full-automatic shift 1) Place the manual/auto shift rocker switch at "Auto" posi-
tion; 2) Start the complete machine; 3) Release the parking brake; 4) Operate the shift lever, and
place it at F3 position, depress the accelerator gradually to the maximum and hold it, when
speed reaches a certain value, the gear shall automatically shift up to F3 from F2; 5) Keep the
opening of throttle, and continuously increase the vehicle speed and operate the shift lever and
place it at F4, and when the speed reaches a certain value, the gear shall automatically shift up
to F4 from F3; (the corresponding gear is displayed on the gear display during the above opera-
tion; and the corresponding speed is displayed on the LCD of instrument panel)
19
KD function test: Place the shift lever at 2 with low speed, test the key KD on the control lever
and FNR respectively, press the key KD and the gear is switched to I
20
FNR lever test: place the control lever at N2 firstly. And then push the key of FNR lever to N. The
FNR function is activated after the enable key of the FNR lever is pressed. When the FNR func-
tion is activated, the FNR lever can be used to perform F(forward)\N(neutral)\R(reverse) and KD
function operation
21
Power shutoff function 1) place the power shutoff function selection switch at enable state; 2)
release the parking brake; 3) operate the shift lever and place it at F1 or F2 and drive the vehi-
cle; 4) depress the service brake pedal and when it reaches a certain level, the gear shall shift
down to neutral; and the power shutoff indicator on the instrument panel comes on; 5) release
the brake pedal, and the gear shall return back to F1 or F2; 6) the power shutoff fails when the
shift lever is placed at F3 or F4.
Inspec-
tion item
S/N Inspection method and acceptance criteria