Page 6 of 8
66651-B (en)
DISASSEMBLY / REASSEMBLY
block, making sure it rests squarely on the (22) head
plate.
Snug up the other four (26) cap screws in the top of the
(30) block manifold just enough to draw the (30) block
manifold against the (22) head plate.
Tighten the four (26) cap screws which secure the (27)
block to the (30) block manifold. Now, tighten the four
(26) cap screws in the top of the (30) block manifold.
37
Air Cylinder
50
“O” Ring
46
Air Motor Base
43
Piston Assembly
Figure 4
40.
41.
TROUBLE SHOOTING
Air leakage out of the main exhaust.
Check for worn or damaged (18) “O” rings on spool.
Check for worn or damaged (14) “U” cup packing.
Check for worn or damaged (20) spool.
Check for worn or damaged (50) “O” ring on (43) piston
assembly.
Air leakage around (43) piston assembly.
Check for worn or damaged (12) “U” cup packing.
Fluid leakage out of the pilot exhaust hole.
Check for worn or damaged (3) “O” ring.
Check for worn or damaged inside diameter of (6) cylin-
der.
Check for worn or damaged (1) “O” ring.
Check for worn or damaged (24) “U” cup packing.
Check for worn or damaged (12) “U” cup packing on (11)
piston.
y
y
y
y
y
y
y
y
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ARO® is a registered trademark of Ingersoll-Rand Company
y
Gadus® is a registered trademark of the Shell Oil Company
y
Loctite® is a registered trademark of the Henkel Loctite Corporation
y
y
271® is a trademark of the Henkel Loctite Corporation
y
