Selva Narwhal 115 Manuel D'entretien page 662

– +
ELEC
POWER TRIM AND TILT MOTOR
8620
8630
8640
8650
8660
2. Check:
• Brush continuity
No continuity → Replace.
CAUTION:
Do not touch the bimetal a; touching it
may affect the operation of the breaker.
CHECKING THE ARMATURE
1. Measure:
• Commutator diameter a
Out of specification → Replace.
Commutator diameter limit
21.0 mm (0.83 in)
2. Measure:
• Commutator undercut a
Out of specification → Replace the
armature.
Commutator undercut limit
0.85 mm (0.03 in)
3. Check:
• Armature continuity
Out of specification → Replace.
Armature continuity
Commutator segments
Segment-laminations
Segment-shaft
8-39
E
8
Continuity
No continuity
No continuity