Luna MBH 170 Manual Del Usuario página 32

ATTENTION: Because there is no built in fuse in this saw, the saw has
to be fused by the fuse of the building installation. The maximum value
of the building installation fuse has to be 16A.
FEATURES
1. Special designed horizontal band saw.
2. Offers twospeeds for cutting metal.
3. With cooling pump for prolongation of the saw blade life.
4. With trigering knob at the handle for easy and safe use.
5. With scale for the mitering vise and graduation.
6. Stand for safe use.
DELIVERY
1. Transportation to desired location before unpacking, please use lifting
jack.
2. Unpack all the parts.
3. Transportation after unpacking, please use heavy duty fiber belt to lift
up the machine. Always keep proper footing and balance while moving
this machine. As this machine weights 157 kgs it is recommended that
the machine be transported with help of lifting jack.
INSTALLATION
1. Position the base of the machine on a solid cement floor and then fix it
to the ground.
2. Put the bandsaw at the base and faste it with the delivered screws.
3. Secure the cutting head by the safety lever.
4. Assemble the roller holding arm.
5. Tighten all locks before operation.
6. Check carefully if the sawblade is running in counter-clockwise direc-
tion. If not, exchange two wires at the plug. Then repeat the running
test.
7. Make sure that the blade is not impeded in any way.
8. Position the adjustable blade guide to its mos left position. Turn the
blade tension handwheel to tighten the blade. Correct tension will be
reached, if the sawblade can be pushed for 3 mm in the middle of th
cutting area with a force of 50 N.
Please note! Incline the handle of the blade tension handwheel in such
manner, that hitting of the handwheel of the vice is impossible.
9. Fill the tank with coolant liquid by using a mixture of water and oil in
the 7-10% percentage.
10. Check that the mains voltage corresponds to that reported on the
motor.
WORKING WITH THIS MACHINE
1. Position the vice about 4 mm from the workpiece by operating the vice
handwheel.
2. Clamp the workpiece in the vice completeoy by turning the vice lever.
3. Operate the speed switch by selecting the appropriate speed:
in the 1st pos. the cuttingspeed is 40 m/min (MBH 170), 45 m/min
(MBH 225).
in the 2nd pos. the cutting speed is 80 m/min (MBH 170), 90 m/min
(MBH 225).
5. Connect the cable to the mains according to the mains according to the
accident-prevention standards.
ATTENTION: GROUND WIRE.
6. Choose, if you would like to use coolant or not. For pumping coolant,
please turn the switch with the inscription coolant to the "I"-position.
If you do not wish to use coolant, turn this switch to the "O"-operation.
ATTENTION: Before start the machine, make sure, that blade is
suitable to workpiece specifications. Make also sure that all protective
covers are installed and tighten correctly by screws.
7. Unsecure the cutting head.
8. After that, lead down the cutting head to about 5 mm to the workpiece,
press the operating button of the handle to start the rotation of the blade
and to start the cooling system.
9. There are two different control systems of this saw:
MBH170/225: The push button at the handle is a trigger button. That
means, the saw is working, as long as the button is pushed. If the push
button is relaesed, the saw and the coolant will stop.
MBH170A/225A: The push button at the handle start the saw and the
coolant. Both will be stopped, if the cut is done and the limit switch
was pressed automatically, press the Emergendy Stop button.
10. If the sawblade has reached its full speed, you can push down the saw
bow.
Please be careful! Feed the bow slowly and with normal force. High
force will damage the sawblade and the saw. (At the type MBH 170a,
the downfeed can be adjusted at the screw of the hydraulic downfeed
unit.)
11. In case of any emergency, press the red palm-EMG-button at the con-
trol box. The saw will stop immediately. To release the EMG-switch,
please turn the palm-button and release it.
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