C 4, SB 740-97-38
Classification
Item
Defect
Major
Minor
A
B
electric motor, and
starters
Stage III corrosion; frozen ......................................................................
x
Stage II corrosion
............................................................................................................. x
Stage III corrosion; cracked or broken .................................................
x
Stage II corrosion
.............................................................................................................
x
LUBRICATION SYSTEMS:'t
Lines, hoses, and fittings
Kinked; broken; leaks or seeps; checked or cracked; fungus growth
x
Filters
Stage III comrosion on internal or external surfaces ...........................
x
Stage II corrosion on internal surfaces; element
deteriorated or contaminated
............................................................................................................. x
Lubricant
Contaminated .....................................................................................
x
Seals_
Deteriorated; leaks or seeps ...................................................................
x
CONTROLS AND INSTRUMENTS:
Stage III corrosion; cracked or broken: inoperable; dial face illegible
x
Stage II corrosion; linkage frozen
............................................................................................................. x
GOVERNORS:
Stage IV corrosion: linkage broken..................................................
x
Stage III corrosion; linkage frozen
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
DRIVE BELTS AND HOSES:
Checldng; cracking; broken reinforcing; frayed;
cut; loss of flexibility and reslliency; fungus growth .........................................................................................
x
Exposed
Chipped, cracked or broken; stage IV corrosion..................................
x
Stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
Enclosed
Chipped, cracked or broken; .htage Ill corrosion .................................
x
Stage II corrosion; lubricant contaminateld ........................................................................................................
x
Cracked or broken; stage IV corrosion..................................................
x
Stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
CLUTCH ASSEMBLIES:.
and springs
Stage III corrosion; frozen.......................................................................
x
Stage II corrosion
............................................................................................................. x
Metal disks and plate
Stage III coirosion ....................................................................................
x
Stage II corrosion
............................................................................................................. x
Fiber disks and bands
Deterioratetd; punctured or torn ............................................................
x
Lubricant
Contaminated .....................................................................................
x
BRAKE ASSEMBLY:
Drum and/or shoes
Stage IV corrosion....................................................................................
x
Stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
yokes and/or linkage.
Stage IV corrision;distorted or broken ..................................................
x
Stage III collosion; frozen
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
Fluid reservoirs, wheel and
mlaster cylinders.
Stage III corrosion on internal surfaces: stage IV
corrosion on external surfaces; leaks: boots
deteriorated; frozen
x
Stage Ill cornosion on external sulfaces; stage II
corrosion on internal surfaces
............................................................................................................. x
Hydrovac andI air- reservoir
Stage III corrsion Internal surfaces; stage IV
corrosion on external u sufaces
x
Stage II corrosion on internal sulrfaces; stage III
corrosion on external surfaces
............................................................................................................. x
Cylinder actuating rotis
Stage IV corrosion....................................................................................
x
Stage III corrosion
............................................................................................................. x
Stage II corrosion
.............................................................................................................
x
Lines, hoses, and
Checked; cracked; kinke(l; split or cut; leaks; loss of flexibility ........
x
fittings
DRIVE CHAINS:
Precision
Stage III corrosion: craked or broken links ...........................................
x
Stage II corrosion, pins and/rollers frozen...........................................................................................................
x
III-AA-2