SIOUX 5272A Manual De Instrucciones página 3

Dismantling & Assembly Instructions Remove roll pin (2) to allow air regulator (6) to be pulled out
completely with a-rings (5) and cap (4). Tap out roll pin (2) and pull
Disconnect tool from air supply.
out the trigger assembly. Grip valve stem (8) and pull oH trigger
Pull textured ring on the back
01
Quick Change Chuck (23) toward
button (14). This will release the valve parts; spring (13). a-ring (10).
cylinder (21) and take out chisel as fitted. Unscrew the Quick Change
valve bushing (11). a-ring (9) and a-ring (7).
Chuck (23). Grip housing (1) in a vise fitted with soft jaws and un-
screw cylinder (21). If this proves to be diHicult to unscrew. use an
Reassembly
extension bar on the spanner and/or provide local heating to the
threaded area to soften and break the grip of the thread locking seal-
Clean all parts and examine for wear. Replace any components with
ant. Then remove valve block assembly (15) from cylinder (21 ).11 the
parts obtained from the manufacturer or authorized distributor. Coat
valve block assembly (15) is not attached to the end
01
the cylinder
all parts with a suitable pneumatic lubricating oil and then reassemble
(21). remove tool from vise and tap the front end of housing (1) to
in the reverse order. Fit chisel or attachment as required.
dislodge it. Return housing (1) to vise and unscrew inlet bushing (3).
Operation Specification
5272A
5273A 5274A
Average Air Consumption 4.0 clm (28 scfm) 4.0 cfm (28 scfm) 4.0 cfm (28 scfm)
Blows Per Minute 4.800 3.000 2.200
Piston Stroke 1-5/8" (41 mm) 2-5/8' (66 mm) 3-7/8" (98 mm)
Air Inlet Thread 1/4-18NPT 1/4-18NPT 1/4-18NPT
LenQth (without Q.C. Chuck) 7' (175 mm) 8-1/16' (205 mm) 10-1/4' (260 mm)
at 90 PSIG 16.2 bar
NOTES
Declaration of Conformity
Sioux Tools Inc.
117 Levi Drive, Murphy, NC 28906, U.S.A.
declare under our sole responsibility that the product
CE
Model 5272A,
5273A & 5274A Air hammer, Serial Number
to which this declaration relates is in conformity with the following standard(s) or other normative document(s)
EN792 (Draft), EN292 Parts 1 & 2, ISO 8662 Part 1, Pneurop PN8NTC1
following the provisions of
89/3921EEC as amended
by
91/368IEEC
&
93/44/EEC Directives
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Name and signature or equivalent marking of authorized person
Printed in Taiwan
Page No 3