MAINTENANCE
ZIPPER MASCHINEN GmbH www.Zipper-Maschinen.at
38
ZI-MD500HST
14.7.2
Replacing tracks
Check the condition of the tracks periodically. If any track is cracked or frayed, it should be
replaced as soon as convenient.
WARNING
When removing and replacing the chain, make sure that you pinching your hands between the
wheel and the chain.
1.
Lift up the hopper and insert a support
rod for safety purpose or disassemble the
hopper.
2.
Lift the machine and set it on blocks or
supports rated for the weight of the
machine so that the tracks are
approximately 10 cm.
3.
Remove the three M8x16 bolts and
washers that fix the track protection
guard. (Picture 2)
4.
Remove the two M10 nuts and washers
from the side track protection guard.
(Picture 3)
5.
Loosen the adjustable bolts and pull the
steering wheel axle toward the engine,
then track will be loosen. (Picture 4)
6.
Remove the M10x60 bolt, washers and
nut from the driving wheel. (Picture 5)
7.
Pull out the whole track with driving wheel
and assemble the new track. (Picture 6)
8.
In reverse order, repeat the upper steps
to fix the chain and the track protection
wheel guard to finish the track-replacing
work.
14.8
Air filter
NOTE: Dirty air filters reduce the engine power due to insufficient air flow to the carburetor.
Regular monitoring, especially in dusty atmosphere is therefore essential!
ATTENTION: Never clean the air filter elements with gasoline or flammable solvents: Warning. Fire
or explosion!
Do not run the engine without an air filter: This dust penetrates through the carburetor and
causing premature wear
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