Yamaha YT175J 1982 Service Manual page 74

2. Lighting Coil Resistance Check
If voltage is incorrect in A. C. lighting cir-
cuit, check the resistance of the
Yellow/Red wire windings of the
lighting coil.
a. Switch Pocket Tester to"x lQ" position
and zero meter.
b. Connect positive
(+)
test lead to
Yellowl Red wire from magneto and
negative (-) test lead to good ground on
engine. Read the resistance on ohms
"'I"~I":L
1. Set the tester"
X
1
Q"
position
Lighting coil resistance:
0.46Q ± 10%/20°C (68°F)
Color: (Y/R - B)
6-4