Yamaha WR45OFR service manual Electrical, 5TA-00/DENSO

Models: WR45OFR

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MAINTENANCE SPECIFICATIONS

SPEC

EC212300

ELECTRICAL

Item

Standard

Limit

 

 

 

Ignition system:

 

 

Advancer type

Electrical

----

 

 

 

C.D.I.:

 

 

Pickup coil resistance (color)

248 ~ 372 at 20 ˚C (68 ˚F)

----

 

(White – Red)

 

CDI unit-model/manufacturer

5TJ-00/YAMAHA (For USA)

----

 

5TJ-10/YAMAHA

----

 

(Except for USA)

 

 

 

 

Ignition coil:

 

 

Model/manufacturer

5TA-00/DENSO

----

Minimum spark gap

6 mm (0.24 in)

----

Primary winding resistance

0.08 ~ 0.10 at 20 ˚C (68 ˚F)

----

Secondary winding resistance

4.6 ~ 6.8 kat 20 ˚C (68 ˚F)

----

 

 

 

Charging system:

 

 

System type

AC magneto

----

Model/manufacturer

5TJ-00/YAMAHA

----

Normal output

14 V/120 W at 5,000 r/min

----

Charging coil resistance (color)

0.288 ~ 0.432 at 20 ˚C (68 ˚F)

----

 

(White – Ground)

 

Lighting coil resistance (color)

0.224 ~ 0.336 at 20 ˚C (68 ˚F)

----

 

(Yellow – Ground)

 

 

 

 

Rectifier/regulator:

 

 

Regulator type

Semiconductor short circuit

----

Model/manufacture

SH712AA/SHINDENGEN

----

Regulated voltage (AC)

13.0 ~ 14.0 V

----

Regulated voltage (DC)

14.1 ~ 14.9 V

----

Rectifier capacity (AC)

12 A

----

Rectifier capacity (DC)

8 A

----

 

 

 

Electric starting system:

 

 

Type

Constant mesh

----

Starter motor:

 

 

Model/manufacturer

5TJ00/YAMAHA

----

Operation voltage

12 V

----

Output

0.48 kW

----

Armature coil resistance

0.0117 ~ 0.0143 at 20 ˚C

----

 

(68 ˚F)

 

Brush overall length

7 mm (0.28 in)

3.5 mm

 

 

(0.14 in)

Brash quantity

2 pcs.

----

Spring force

3.92 ~ 5.88 N

----

 

(400 ~ 600 g, 14.1 ~ 21.2 oz)

 

Commutator diameter

17.6 mm (0.69 in)

16.6 mm

 

 

(0.65 in)

Mica undercut (depth)

1.5 mm (0.06 in)

----

 

 

 

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Page 55
Image 55
Yamaha WR45OFR service manual Electrical, 5TA-00/DENSO