JMA VOLGA BIT, Muser Manual

english

16

3.2.2 encrYPtion oF Frontal KeYs

• 

lock the rotation of the right-hand side clamp. to do this, operate handle “16”.

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Place the key in the throat cross-section of the clamp.

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Place the key so that the asymmetric bit is facing downwards of the clamp.

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Push the key until the back part of the bit reaches the front face of the clamp.

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it is important that the key bit is as horizontal as possible.

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Keeping these details in mind, fasten the keys in the clamps.

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For greater comfort when fastening the keys in the clamps, it is recommended 

to lock the X axis and the Y axis (in this way, the machine carriage stays still).

• 

start the rotation of the cutter, activating the corresponding switch.

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bring the keys towards the cutter and the Probe. we recommend working 

slowly, without forcing the cutter.

• 

if during cutting, burrs are produced in the cut key, these will be eliminated 

using the brush.

3.2.3 encrYPtion oF Vertical cuts

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replace the bit carriage with the clamp carriage for vertical cuts. 

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For greater comfort when changing these carriages, it is recommended to lock 

the X axis and the Y axis of the machine. this way, the main carriage of the 

machine remains still.

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the bit carriage and the clamp carriage for vertical cuts are released and 

fastened by means of the handle “13”.

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the bit carriage is pulled out by pulling it to the right side.

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the clamp carriage for vertical cuts is introduced from right to left, until an 

internal stop is felt.

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Fasten the virgin key and the key to be encrypted in its corresponding clamps, 

operating the “s” handles.

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the bit of the key must stop against the lower part of the clamp.

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the key bit must rest against the vertical wall of the clamp.

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start the rotation of the cutter, activating the corresponding switch.

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with the lever “w” in its highest position, bring the keys to the cutter “c” and “t” probe.

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insert the probe into the groove of the key to be cut.

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gently move lever “w” downwards. we recommend working slowly, without 

forcing the cutter.

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repeat this same operation, as many times as necessary until completing the 

encryption of the vertical cuts of the key.

• 

if during encryption, burrs are produced in the cut key, these will be eliminated 

using the brush.

4 MAINTENANCE

when executing any maintenance operation, it is necessary to complete the following 

requirements:

• 

never carry out any operation while the machine is running.

• 

the power cable must be disconnected from the electrical connection.

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the instructions in this manual must be followed strictly.

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use original spare parts.

4.1 REPLACEMENT Of THE CUTTER

to replace the cutter, proceed as follows:

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turn off and unplug the machine.

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insert rod “a” supplied with the accessories into the hole that blocks the 

rotation of the head. to find it, turn the head by hand.

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with the fixed key “b” which is also supplied together with the accessories, 

loosen nut “e”. take into account that nut “e” has a left-handed thread.

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remove the worn cutter “c”.

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install the new cutter “c”, and tighten it by tightening nut “e”. check that the 

cutter is mounted with its cutting teeth pointed in the correct position. take into 

account that the cutter rotates clockwise.

• 

remove rod “a”.

• 

after replacing the cutter, it is recommended to carry out the “cutting depth 

adjustment”. this procedure is indicated in section 3.1.2 of this Manual.

A

B

C

E

4.2 REPLACING THE PROBE

to replace the probe, proceed as follows:

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turn off and unplug the machine.

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loosen screw “F”, using allen key number 4 supplied with the accessories.

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remove the worn “t” probe.

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install the new “t” probe. Make sure that the rear part of the probe rests 

against the support “g”, and tighten screw “F”.

• 

after replacing the probe, it is recommended to carry out the “cutting depth 

adjustment”. this procedure is indicated in section 3.1.2 of this Manual.

G

T

F

4.3 BRUSH REPLACEMENT

to replace the brush, proceed as follows:

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turn off and unplug the machine.

• 

insert rod “a” supplied with the accessories into the hole that blocks the 

rotation of the head. to find it, turn the head by hand.

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loosen screw “h”, using allen key number 4 supplied with the accessories.

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remove the worn brush “J”.

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install the new brush “J” and tighten it by tightening screw “h”. do not tighten 

it too hard, so that in the next replacement of the brush, the “h” screw can be 

easily released.

• 

remove rod “a”.

S

S

W

T

C