Toro Workman 3000 Series Service Manual page 90

Flange Installation
1. Install flange as shown in the illustration before instal­
ling crankshaft sprocket.
Crankshaft Sprocket Installation
1. Install crankshaft sprocket.
2. Install special tool to prevent flywheel from turning.
Tighten the crankshaft bolt to a torque of 135 – 145 Nm
(98 – 105 ft–lb).
Oil Pump Sprocket Installation
1. Insert a 8 mm (.31 in.) diameter rod into plug hole on
left side of cylinder block to prevent counterbalance
shaft from turning.
2. Install oil pump sprocket.
3. Tighten nut securing oil pump sprocket to a torque of
50 – 57 Nm (36 – 41 ft–lb).
Camshaft Sprocket Installation
1. Install camshaft sprocket, washer and bolt.
2. Prevent camshaft from turning and tighten camshaft
sprocket bolt to a torque of 80 – 100 Nm (58 – 72 ft–lb).
Liquid Cooled Gas Engine
Page 3 – 52
Crankshaft sprocket
Flange
Adaptor
Figure 82
Flywheel
Figure 83
Oil pump sprocket
Rod
Figure 84
Figure 85
Workman 3000/4000 Series