Engine Electrical System

STANDARD SPECIFICATION

MEASUREMENT

STANDARD (NEW)

Ignition coil

Rated voltage V

Primary winding resistance at 68°F (20°C) Ω

0.63 - 0.77

Secondary winding resistance at 68°F (20°C) kΩ

12.8 - 19.2

Ignition wire

Resistance at 68°F (20°C) kΩ

25 max.

Spark plug

Type

See Engine Electrical

Gap

1.0 - 1.1 (0.043⁰_-00004 )

Ignition timing

At idle
°BTDC (Red)

12° ± 2°

Alternator belt⁽¹⁾

Deflection with 98 N (10 kgf, 22 lbf) between pulleys

8.0 - 10.5 (0.31 - 0.41) with used belt
6.0 - 8.5 (0.24 - 0.33) with new belt

Belt tension N (kgf, lbf)

340 - 490 (35 - 50, 77 - 110) with used belt

Measured with belt tension gauge

540 - 740 (55 - 75, 121 - 165) with new belt

STANDARD (NEW)

SERVICE LIMIT

Alternator (MITSUBISHI)

Output 12 Vat hot A

Coil resistance (rotor) at 68°F (20°C) kΩ

3.4 - 3.8

Slip ring O.D.

22.7 (0.89)

22.2 (0.87)

Brush length

19.0 (0.75)

5.0 (0.20)

Brush spring tension g (oz)

300 - 450 (10.6 - 15.9)

Starter motor (MITSUBA 1.0 kW 1.2 kW)

Type

Gear reduction

Commutator mica depth

0.4-0.5 (0.016-0.020)

0.15(0.006)

Commutator runout

0 - 0.02 (0 - 0.0008)

0.05 (0.002)

Commutator O.D.

28.0 - 28.1 (1.102 - 1.106)

27.5 (1.083)

Brush length

15.8 - 16.2 (0.62 - 0.64)

11.0 (0.43)

Brush spring tension (new)

15.7 - 17.7

N (kgf, lbf)

(1.60 - 1.80, 3.5-4.0)

⁽¹⁾	When using a new belt, adjust deflection or tension to new values. Run the engine for 5 minutes then turn it off.

Readjust deflection or tension to used belt values.