4320
AIR NEEDLE SCALER
www.astrotools.com
Astro Pneumatic Tool Co. warrants our products to the original user against defective
material or workmanship for a period of 1 year from the date of 1st use. Astro
reserves the right to determine whether the product failed because of defective
material, workmanship or other causes and to charge back for missing parts. Astro
Pneumatic Tool Co., at its discretion, will repair products covered under this warranty
free of charge. The original user is to return the product (with the exceptions listed
below) with the distributor’s name, address, adequate proof of date of purchase or a
copy of warranty card, and a short note explaining the problem. Failures caused by
accident, alteration, or misuse are not covered by this warranty.
Astro Pneumatic Tool Co. or its authorized service representatives must per form all
warrant y repairs. Any repair to the product by unauthorized service representatives
voids this warranty. The rights under this warranty are limited to the original user and
may not be transferred to subsequent owners.
This warranty is in lieu of all other warranties, expressed or implied, including
warranties of merchantability and fitness for a particular purpose. Some states do not
allow the exclusion of limitations of incidental or consequential damages so the above
limitations may not apply to you. All claims must be sent to:
Astro Pneumatic Tool Company
P.O. Box 251935
Los Angeles, CA 90025
PLEASE DO NOT RETURN ANY PRODUCT TO THE P.O. BOX.
CALL 1-800-221-9705 FOR INSTRUCTIONS.
Product Information
• Ideal for scaling and rust removal
• Includes needle scaler attachment with 19 high tension steel needles
• Comes complete with flux chisel
SPECIFICATIONS:
Needles:
Stroke Speed:
Net Weight:
Length:
Air Consumption:
Air InIet:
Hose Size:
Sound Pressure:
Vibration:
3x12 7"
4200bpm
1.08/1.14kg
255/313mm
0.12m³/min
1/4"
8mm
91dBA
14.5m/S²
Important
Unpacking
When unpacking, check the parts diagram and part number
listing on page 2 to make sure all parts are included. If any
parts are missing or damaged, please call your distributor.
AIR NEEDLE SCALER
4320
AIR NEEDLE SCALER
6
1
15
14
19
13
12
18
17
11
10
16
8
7
9
2
3
4
5
4320-01
4320-02
4320-03
4320-04
4320-05
4320-06
4320-07
4320-08
4320-09
4320-10
Back Head
Valve Stem
Valve Seat
Spring
Throttle Cap
Lever
Spring Pin
O-Ring, Head & Cylinder
Rubber Cushion
Valve Cap
1
1
1
1
1
1
1
1
1
1
4320-11
4320-12
4320-13
4320-14
4320-15
4320-16
4320-17
4320-18
4320-19
2
Piston (20x17x47)
Cylinder
Chisel Bush
O-Ring, Unit & Cylinder
Needle Driver
Needle (3x180L)
Needle Holder
Needle Holder Spring
Needle Tube (110L)
1
1
1
1
1
12
1
1
1