C 4, SB 740-97-38
APPENDIX III-JJ
ITEM DEFECTS FOR SNOW REMOVAL UNITS, SELF-PROPELLED,
GASOLINE ENGINE DRIVEN
Classification
Item
Defect
Major
Minor
A
B
EXTERIOR SURFACES AND
HOUSINGS:
General
Fractures; base mounting and/or fastening devices
broken or missing .........................................................................................x
Dents ..................................................................................................................
x
Painted surfaces
Stage III corrosion; chipped or abraded ..............................................................
x
Stage II corrosion................................................................................................
x
Unpainted noncritical
surfaces.
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
CHASSIS:
Frame and springs
Cracked or broken welds; stage IV corrosion .....................................................x
Stage III corrosion ..............................................................................................
x
Stage II corrosion ...............................................................................................
x
Tircz
Checks and cracks extending to the cord; cut or
punctured; bulges indicating ply separation;
chunking of rubber .......................................................................................x
Wheels
Distorted; broken; stage IV corrosion .................................................................x
Stage III corrosion ..............................................................................................
x
Stage II corrosion ...............................................................................................
x
STEERING SYSTEM:
Actuating cylinders
Stage IV corrosion; shaft bent or distorted; seals
leaking .........................................................................................................x
Stage III corrosion on shafts ..............................................................................
x
Stage II corrosion on shafts ................................................................................
x
Linkage
Stage IV corrosion; bent or distorted ..................................................................x
Stage III corrosion; frozen ..................................................................................
x
Stage II corrosion ...............................................................................................
x
Gear case
Stage IV corrosion on internal surfaces; deterio-
rated seals; leaks..........................................................................................x
Stage III corrosion on internal surfaces ..............................................................
x
Stage II corrosion on internal surfaces ...............................................................
x
Fluid reservoir
Stage III corrosion on internal surfaces; stage IV
corrosion on external surfaces; leaks ...........................................................x
Stage II corrosion on internal surfaces; fluid
contaminated
CAB:
Glass
Broken or cracked...............................................................................................x
Hinges and latches
Broken; stage IV corrosion..................................................................................x
Stage III corrosion; frozen ..................................................................................
x
Stage II corrosion ...............................................................................................
x
Mirrors
Glass broken or cracked; stage III corrosion ......................................................
x
Stage 11 corrosion .............................................................................................
x
Wiper blades and arms
Rubber hardened, checked, cracked or torn; fungus
growth; stage III corrosion ...........................................................................
x
Stage II corrosion ...............................................................................................
x
Upholstering and cushions
Punctured or torn; mildew or fungus growth; insect
infested.........................................................................................................
x
Seat adjusters
Stage III corrosion...............................................................................................
x
Stage II corrosion ...............................................................................................
x
ENGINE ASSEMBLY (PLOW AND
CARRIER):
Valves, rocker arm assembly
and combustion chambers.
Stage II corrosion ...............................................................................................x
Stage I corrosion ................................................................................................
x
Piston and assembly and cylinder
walls.
Stage II corrosion................................................................................................x
Stage I corrosion ................................................................................................
x
Flywheel and ring gear
Stage IV corrosion; ring gear chipped, cracked, or
broken...........................................................................................................x
Stage III corrosion ..............................................................................................
x
Stage II corrosion ...............................................................................................
x
Air cleaner
Stage IV corrosion .............................................................................................x
Stage III corrosion...............................................................................................
x
III-JJ-0
