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Page Title:
Disassembly and inspection (first article only). |
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|  MIL-F-63428(AR)
4.5.4.4. Side load test of motor. The motor selected shall be
subjected to the side load test as specified in the applicable drawing.
The methods and equipment shall be as specified on the applicable drawing
using methods and equipment satisfactory to the contracting officer. If
any motor fails to comply with the requirement specified on the applicable
drawing, it shall be classed defective and the lot shall be rejected.
4.5.4.5 Disassembly and inspection (first article only). At the
conclusion of all first article tests, the motor shall be disassembled
and inspected for excessive wear and defects as follow:
Inspect for:
Part
Wear or damage
a. Shaft spline
Near or damage
Armature shaft
b.
Galling or binding
Bearings
c.
Damage, excessive grooving,
d. Commutator
thrown solder, burned segments
Excessive wear, broken leads
e. Brushes
Cracks, breaks, burned areas
Brush holders
f.
Damage or cracks
Brush springs
g.
Broken wires, damaged wires,
Arm ature
h.
insulation defects
Damage or cuts
i. Spacers, washers, seals
Broken or bare wires, stripped
Yoke assembly
j.
or damaged screw threads,
cracked or broken housing,
lose or broken connector pins,
damaged connector body, loose
or damaged pole shoes, loose,
damaged or burned field
windings
This inspection shall be performed using procedures satisfactory to
the contracting officer. If any motor fails to comply with the
requirements of 3.7.1, it shall be classed defective.
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