C 4, SB 740-97-38
Classification
Item
Defect
Major
Minor
A
B
Coolant pumps
Stage III corrosion on internal surfaces; fittings
and lines leaking, kinked, cracked, or broken ..............................................
x
Stage II corrosion on internal surfaces ...............................................................
x
Heater and defroster
Stage III corrosion on internal surfaces; control
levers or shutters frozen or broken ...............................................................x
Hoses and flexible duct
Checking or cracking; broken reinforcing; cut;
lack of flexibility and resiliency; fungus growth..............................................x
AUGER ASSEMBLY:
Augers
Flights or tubes bent or cracked; broken welds...................................................x
Trunion bearing assembly
Stage III corrosion; frozen; cracked or broken ....................................................x
Stage II corrosion................................................................................................
x
CHUTE ASSEMBLY:
Chute turntable
Stage III co-rosion on critical surfaces ................................................................x
Stage II corrosion on critical surfaces.................................................................
x
Chute turret assembly
Stage III corrosion on pins, springs or fasteners;
chute or supports bent, cracked or broken;
frozen or inoperable ......................................................................................x
Stage II corrosion on pins, springs or fastners ...................................................
x
FAN BLOWER:
Stage III corrosion, blades bent, broken or
distroted; frozen or inoperative......................................................................x
FAN BLOWER GEAR CASE:
Stage III corrosion on internal surfaces; gear
teeth chipped, cracked, or broken.................................................................x
Stage II corrosion on internal surfaces; contami-
nated lubricant ..............................................................................................
x
DRIVE CHAINS:
Precision
Stage III corrosion; cracked or broken links ........................................................x
Stage II corrosion; pins and/or rollers frozen.......................................................
x
Nonprecision
Stage IV corrosion; cracked or broken links........................................................x
Stage III corrosion; pins and/or rollers frozen......................................................
x
Stage II corrosion................................................................................................
x
HOUSING CONTROL ARMS:
Stage IV corrosion; bent, cracked, or broken ......................................................x
Stage III corrosion..............................................................................................
x
UNIVERSAL JOINT AND SPLINES:
Stage III corrosion on machined surfaces; frozen...............................................x
Stage II corrosion on machined surfaces............................................................
x
CLUTCH ASSEMBLY:
springs.
Stage III corrosion; frozen...................................................................................x
Stage II corrosion................................................................................................
x
Fiber disks and bands
Deteriorated; punctured or tom ...........................................................................x
Lubricant
Contaminated......................................................................................................
x
BASIC ISSUE ITEMS (BIl):
Missing ...............................................................................................................x
Deteriorated or damaged.....................................................................................
x
COMPONENTS AND ACCESSORIES:
Missing; incomplete ............................................................................................x
Deteriorated or damaged.....................................................................................
x
LIFTING AND/OR TIE DOWN
DEVICES:
Cracked, broken, or distorted..............................................................................
x
WARNING OR CAUTION PLATES:
Cracked, broken, or distorted..............................................................................
x
MODIFICATION WORK
ORDER (MWO):
Urgent classification
Not applied..........................................................................................................x
Routine classification
Not applied..........................................................................................................
x
EQUIPMENT LOG BOOK (TM
38750):
Missing ...............................................................................................................x
Incomplete ..........................................................................................................
x
DATA PLATES
Illegible or missing ........................................................................................
x
DEPRESERVATION GUIDE
(DA FORM 2258):
Illegible or missing ..............................................................................................
x
III-JJ-3