Yanmar BY Series Service Manual page 67

ENGINE
System
Crankshaft and
Bearings
Oil Pump
Oil Filter
Thermostat and
Connections
Air Intake
Turbocharger Oil Supply Line
Exhaust
Exhaust Manifold to Cylinder
Alternator
Electrical System
Engine Wiring
Harness
Fuel System
Injection Pump Drive
5-12
Component
Main Bearing Cap
Replace Bolts
Lightly oil threads
Oil Pick-Up to Oil Pump
Reinforcement Shell
Oil Filter Cap to Oil Filter
Housing
Coolant Return to Cylinder
Head and Oil Filter Housing
Intake Manifold to Cylinder
Head
Turbocharger to Exhaust
Manifold
Turbocharger Oil Return to
Crankcase
Head
Wires to Alternator
Alternator to Crankcase
Belt Pulley with Free Wheel
Wiring Harness to Ground
Holder
DDE Wiring
Harness Pick Up to
Battery Positive
Terminal
Injector Guide
Strip to Cylinder
Head Cover
Coolant Sensor to Cylinder
Head
Camshaft Position Sensor
Pickup
Sprocket to High-Pressure
Pump
Fuel Measuring Valve to
High-Pressure Pump
Model Thread
4BY M10x80
6BY 12.9 PHR
4BY
M6x20
6BY
4BY
M6x16
6BY
4BY
-
6BY
4BY
M8x18
6BY
4BY
M7x50
6BY
4BY
-
6BY Anti-seize to Threads
4BY Replace Banjo Bolt
M10
6BY and Sealing Rings
4BY
-
6BY
4BY -
Anti-seize to Threads
6BY -
4BY M8
4BY M10
4BY -
4BY M6
4BY
M6
6BY
4BY
-
6BY
4BY
-
6BY
4BY
-
6BY
4BY
M14x1.5
6BY
4BY
M5x20
6BY
Special Torque Chart
Comments Specification
Initial Torque 22 N·m (195 in.-lb)
Torque Angle
- 10 N·m (89 in.-lb)
- 10 N·m (89 in.-lb)
- 25 N·m (221 in.-lb)
- 10 N·m (89 in.-lb)
- 15 N·m (133 in.-lb)
Apply Copper
23 N·m (204 in.-lb)
22 N·m (195 in.-lb)
Hose Clamp 3 N·m (27 in.-lb)
19 N·m (168 in.-lb)
Apply Copper
13 N·m (115 in.-lb)
- 13 N·m (115 in.-lb)
- 38 N·m (28 ft-lb)
- 80 N·m (59 ft-lb)
- 7 N·m (62 in.-lb)
- 9 N·m (80 in.-lb)
- 3.5 N·m (31 in.-lb)
- 13.4 N·m (119 in.-lb)
- 2.3 N·m (20 in.-lb)
- 65 N·m (48 ft-lb)
- 6.6 N·m (58 in.-lb)
BY Service Manual
Plus 90°