Dake Model Zip 30 - Manual (Page 12)

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ZIP 30 - MUL ZIP 30 - MUL ZIP 30 - MUL ZIP 30 - MUL ZIP 30 - MULTI MODE TI MODE TI MODE TI MODE TI MODE
8.1 - Daily maintenance
- General cleaning of the machine to remove accumulated shav-
ings.
- Clean the lubricating coolant drain hole to avoid excess fluid.
- Top up the level of lubricating coolant.
- Check blade for wear.
- Rise of saw frame to top position and partial slackening of the
blade to avoid useless yield stress.
- Check functionality of the shields and emergency stops.
8.2 - Weekly maintenance
- More accurate general cleaning of the machine to remove
shavings, especially from the lubricant fluid tank.
- Removal of pump from its housing, cleaning of the suction
filter and suction zone.
- Clean the filter of the pump suction head and the suction
area.
- Cleaning with compressed air the blade guide heads (guide
bearings and drain hole of the lubricating cooling).
- Cleaning flywheel housings and blade sliding surfaces on fly-
wheels.
8.3 - Monthly maintenance
- Check the tightening of the motor flywheel screws.
- Check that the blade guide bearings on the heads are perfect
running condition.
- Check the tightening of the screws of the gearmotor, pump
and accident protection guarding.
8.4 - Six-monthly maintenance
- Continuity test of the equipotential protection circuit.
8.5 - Maintenance of the operating machine
members
The worm drive gear box mounted on the machine is mainte-
nance-free guaranteed by its manufacture.
8.6 - Oils for lubricating coolant
Considering the vast range of products on the market, the user
can choose the one most suited to his own requirements, using
as reference the type SHELL LUTEM OIL ECO.
THE MINIMUM PERCENTAGE OF OIL DILUTED IN WATER
IS 8 - 10 %.
8.7 - Oil disposal
The disposal of these products is controlled by strict regula-
tions. Please see the Chapter on “Machine dimensions -
Transport - Installation” in the section on
Dismantling.
8.8 - Special maintenance
Special maintenance operations must be carried out by skilled
personnel. However, we advise contacting THOMAS or their
dealer and/or importer. Also the reset of protective and safety
equipment and devices, of the reducer, the motor, the motor
pump and electric components is to be considered extraordi-
nary maintenance.
ROUTINE
AND SPECIAL
MAINTENANCE
THE MAINTENANCE JOBS ARE LISTED BELOW, DIVIDED
INTO DAILY, WEEKLY, MONTHLY AND SIX-MONTHLY IN-
TERVALS. IF THE FOLLOWING OPERATIONS ARE NE-
GLECTED, THE RESULT WILL BE PREMATURE WEAR
OF THE MACHINE AND POOR PERFORMANCE.
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7.7 - Changing the blade
To change the blade:
- Lift the saw frame.
- Loosen the blade with the handwheel, remove the mobile
blade-guard cover, open the flywheel guards and remove the
old blade from the flywheels and the blade guide blocks.
- Assemble the new blade by placing it first between the pads
and then on the race of the flywheels, paying particular atten-
tion to the cutting direction of the teeth.
- Tension the blade and make sure it perfectly fits inside the
seat of the flywheels.
- Assemble the mobile blade-guide enf the flywheel guard and
fasten it with the relative knobs. Check that the safety
microswitch is activated otherwise when electric connection
will be restored the machine will not start.
WARNING: always assemble blades having dimensions speci-
fied in this manual and for which the blade guide
heads have be set: otherwise, see chapter on “De-
scription of the operating cycle” in the section Start-
ing-up.
BEFORE PERFORMING THE FOLLOWING OPERATIONS,
THE ELECTRIC POWER SUPPLY AND THE POWER CABLE
MUST BE COMPLETELY DISCONNECTED.
7.8 - Replacing saw frame return spring
- When performing this operation it is necessary to keep saw
frame up using the lifting device.
- Replace the spring by loosening the upper coupling rod and
releasing it from the lower tie-rod.
CUTTING DIRECTION