Rev. B
Workman MD/MDX Page 6 -- 33 Electrical System
23.Install rubber plugs to the commutator end head.
Make sure that the plug that includes a weep hole is
placed as noted during disassembly.
24.Make sure that the armature rotates freely after as-
sembly.
Figure 49
Starter/Generator Specifications
NOTE: Rework to the starter/generator must be per-
formed by a properly trained technician using the correct
tools and equipment for testing and reworking electrical
motors and generators. It may be more economically
feasible to replace the starter/generator than have it re-
worked.
Detail
Specification
Armature Resistance at 75
o
(24
o
) 0.0125 Ohms between bar 1 and 11
Field Resistance at 75
o
(24
o
) 0.0069 Series Ohms Total
3.20 Shunt Ohms Total
Maximum brush length 0.790 in (20 mm)
Minimum brush length 0.375in(9.5mm)
Commutator bars 41
Commutator original maximum diameter (new) 1.780 in (45.2 mm)
Commutator minimum diameter for reslotting 1.650 in (41.9 mm)
Commutator replacement diameter 1.60 in (40.6 mm)
Electrical
System
To Next Page
Loading...
Need help?
General
