Slip Ring
1. Check the slip ring surface for scoring.
2. If scored, correct with an emery paper or on a lathe.
3. Measure the OD of the slip ring with vernier calipers.
4. If the measurement is less than .551" (14.0mm),
replace the rotor.
TX525 Service Manual
Fig 0689
PICT-8224a
Brush Wear
A. .331" (8.4mm)
1. Measure the brush length with vernier calipers (Fig.
0000).
2. If the measurement is less than .331" (8.4mm),
replace the brush assembly.
3. If the brush does not move smoothly in the brush
holder, replace the brush assembly.
Rev. 000
ENGINE
A
Fig 0690
PICT-8222
4-161