Electrical System - Toro Workman 3000 Series Service Manual

Electrical System

Item
Alternator
Nominal Output
Slip ring O.D. mm (in.)
Rotor coil resistance ohms
Brush length mm (in.)
Regulated voltage volts at 25� C (77� F)
Starter
Type
Nominal Output
Free running characteristics
Terminal voltage volts
Current Amps
Speed RPM
Commutator runout mm (in.)
Commutator diameter mm (in.)
Undercut depth mm (in.)
Brush length mm (in.)
Ignition system
Basic ignition timing at curb idle speed
Distributor
Centrifugal timing advance
crank angle/engine speed � / RPM
Initial
Middle
Final
Vacuum characteristics
Crank angle/vacuum � / mm Hg (in. Hg)
Initial
Middle
Final
Ignition coil at 20� C (68� F)
Primary coil resistance Ohms
Secondary coil resistance k Ohms
Spark plug gap mm (in.)
Workman 3000/4000 Series
Standard Specification
12V – 40A
14.4 (.567)
2.8 – 3.0
10.5 (.413)
14.2 – 14.8
Solenoid shift type
0.7 kW / 12 Volt
11.5
50 or less
6,000 or more
0.05 (.0020)
28 (1.10)
0.45 – 0.75
(.018 – .030)
10 (.39)
6� + 2� BTDC
0� / 1,600
10� / 3,000
22� / 6,000
0� / 80 (3.15)
14� / 150 (5.91)
21� / 250 (9.84)
1.08 – 1.32
22.1 – 29.9
1.0 – 1.1
(.039 – .043)
Page 3 – 9
Limit
14.0 (.551)
4.5 (.177)
0.4 (.016)
27 (1.06)
(.008)
4 (.16)
Liquid Cooled Gas Engine