Inspection Of Ptt Motor - TOHATSU MD 70-90C2 Service Manual

Cowl, Bracket and PTT Unit
Disconnect PTT motor lead wire 4.
6.
Hold the plug with a bladed screw driver and pull
out PTT motor lead.
Remove screw, disconnect PTT motor lead 5, and then,
7.
remove brushes 6.
Do not touch bi-metal a. Doing so affects
operation of circuit breaker.

16) Inspection of PTT Motor

1. Measure brush length.
Replace if it is less than specified value.
Brush Wear Limit a :
4.8 mm (0.19 in.)
2. Check electrical conductivity of brush and circuit breaker.
Replace if not conductive.
Do not touch bi-metal b. Doing so affects
operation of circuit breaker.
7-32
CAUTION
CAUTION
6
a
b
TLDI 75/90C2 2010
4
5
6
a