Nitto Kohki JET CHISEL AJC-16, Instruction Manual

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6
Fig. 4
4-3. Needle for JET CHISEL
Three types of Needles are available for JET
CHISEL: i.e. 2, 3 and 4mm outer diameter (O.D.).
The table below shows the Needles that are
compatible with each model. Use these needles in
accordance with your applications. (Note: represents
diameter.)
Model O.D.2 O.D.3 O.D.4
AJC-16 7pcs 3pcs -
JC-16 29pcs - -
JT-20 29pcs 12pcs -
JEX-20 29pcs 12pcs -
JEX-24 53pcs 23pcs -
JEX-28 66pcs 28pcs 14pcs
JEX-2800A 66pcs 28pcs 14pcs
Caution: The Needle Supporter that matches with the
needle diameter is additionally required.
5. CHANGING NEEDLES
WARNING
Before changing Needles, turn off the Throttle Lever
and disconnect the air supply line.
5-1. JC-16, JT-20, JEX-20, AJC-16
(1) Remove the Lock Band from the groove.
(2) Loosen the Lock Ring and remove.
JT-20, JEX-20, AJC-16
Fig.5
(3) Take out the Needle Supporter by pulling out the
Needles.
Fig. 6
(4) Extract the Needles. Whenever the Needles
are damaged during operation, they must be
changed.
(5) After changing Needles, assemble in the reverse
manner of disassembly.
Caution
Changing the Needle of AJC-16
The Needle is consumable parts, however, since
AJC -16 consists of 3 pieces of Needles, even if one
piece has been damaged, the Needle should be
changed or replenished.
In this case set them after making the lengths of
three Needles almost even through using grinders
etc.
5-2. JEX-24
(1) Unfasten the Hex. Socket Head Cap Screw 8x35
using the Hex. Wrench Key 6 and pull out the
Needle Guide.
Lock Band
Needle Guide
Fig. 7
(2) Remove the Lock Band from the groove.
(3) Loosen the Lock Ring and remove. Take out the
Needle Supporter by pulling out the Needles.