INSPECTION AND REPAIR
(a) Inspect tubes (26 and 36) for cracks, s p l i t s , c h a f i n g , o r d e t e r i o r a t i o n .
Repair a damaged
Cut tube (26 or
3 2 ) .
Remove nut (22,
tube as follows:
36) between nut (22, 27, or 31) and sleeve (23, 28, or
27, or 31). Remove fitting (24, 29, or 33) tube
s u p p o r t i f s e p a r a t e d f r o m f i t t i n g.
Remove and discard sleeve (23, 28, or 32).
Repeat steps through above to remove nut and sleeve from other end
of tube (26 or 36).
Cut new tube (26 or 36) to required length using old tube as guide.
Slide nut on tube (26 or 36), threaded end out.
Slide new sleeve on tube.
Install fitting tube support on tube if separated from fitting.
Push tube into fitting until firmly seated and hand-tighten nut to
prevent loss of sleeve.
other end of tube (26 or 36).
Replace an item if inspection indicates need for
( b ) I n s p e c t h o s e s ( 1, 8, 17, 18, 37, 40, 45, 48, and
c h a f i n g , o r d e t e r i o r a t i o n .
5 0 ) f o r c r a c k s , s p l i t s ,
(c) Inspect fittings (29 and 33) and elbow (24) for cracks or damage. Re-
place associated nut and sleeve if fitting or elbow requires replace-
ment. Refer to step (a) above to install nut, sleeve, and fitting or el-
bow on tube (26 or 36).
(d) Connect a source of compressed air to port of cut-out cylinder (42).
Port is 1/4 NPT. Apply 100 psi air pressure to cut-out cylinder. Check
that piston of cut-out cylinder extends outward 0.93 inch. Relieve air
p r e s s u r e . C h e c k t h a t c u t - o u t c y l i n d e r p i s t o n r e t r a c t s . C h e c k t h a t p i s t o n
of cut-out cylinder extends outward 0.31 inch. Replace cut-out cylinder
if above indications are not obtained. Disconnect compressed air source
from cut-out cylinder .
(e) Inspect remaining parts for cracks, distortion, wear, or thread damage.