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LAUNCH
Tyre Changer(TWC Series)
14
Maintenance
Attention
:
Only the specialized technician can perform the
maintenance. Before any maintenance, disconnect the
power and keep the plug within the sight of the
maintenance personnel
.
Shut off power and
compressed air, push the air valve switch to
“
Off
”
position and depress pedal (H) for 3 or 4 times to
bleed the residual compressed air in the machine.
To keep the tyre changer in good condition and to prolong
the work life, it is necessary to do regular maintenance
according to the instructions on the user
’
s manual.
Otherwise, the normal operation and reliability of the
machine will be affected, or personal injury would be
caused.
l
Keep the machine and working area clean, prevent
dust or foreign matter from entering the moving
parts.
l
Keep the hexagonal column clean and dry (clean
with diesel as in Fig. 36).
l
Keep the horizontal arm and horizontal pole clean
and lubricate them periodically so that it can move
expectably.
l
Weekly clean the turntable, jaws, guideways (Fig.
37).
l
Weekly clean and lubricate base pin.
l
Weekly lubricate the faying surface between moving
parts and rubbing surface with lithium lubricant
(grease).
l
Check the oil level in the oil cup regularly. If the oil
level does not reach the second line, fill
SAE
#20
(
Fig.38).
l
Regularly drain the condensed material in the air
cleaner.
l
Regularly check and adjust the tension of the belt.
l
Check all connecting parts and bolts regularly and
tighten them if necessary.
Fig.36
Fig.37
Fig.38
l
Check and adjust the locking mechanism of
hexagonal column periodically to insure the
distance between hexagonal column and rim
(regularly 2~3 mm approximately) after the
hexagonal column is locked.
Attention:
Tighten the fixing screws (shown in Fig.39 as part A)
on the turntable after every 15 days of operation.
Fig.39
If the vertical clearance of the hexagonal column is
too much, adjust it according to the following steps:
l
Shut off compressed air.
l
Remove the protective hood of the hexagonal
column.
l
Adjust the retaining nut of lead screw or the pushing
screw at the front of locking board by wrench.
l
Turn on the compressed air and then check the
position after locking.
If the horizontal arm can not be moved smoothly or