Yanmar BY Series Service Manual page 136

Specifications
Special Torque Chart
Component
Fuel Injector Retaining Nut
High-Pressure Fuel Regulator Retaining Nut
High-Pressure Fuel Sensor Retaining Nut
High-Pressure Pump
Sprocket Nut Access
Plug
High-Pressure Pump Drive Sprocket Nut
High-Pressure Fuel Line Union Nut
Return Fuel Banjo Bolt to Fuel Rail
BY Service Manual
Tightening Torque
9 N·m (80 in.-lb)
80 N·m (59 ft-lb)
70 N·m (52 ft-lb)
M30 x 1.0 70 N·m (52 ft-lb)
M40 x 1.5 30 N·m (22 ft-lb)
65 N·m (48 ft-lb)
23 N·m (204 in.-lb)
25 N·m (221 in.-lb)
Lubricating Oil
Application (Thread
Portion and Seat
Surface)
Injector on page 6-16
High-Pressure Fuel
High-Pressure Fuel
Sensor on page 12-28
Not Applied
High-Pressure Fuel
Pump on page 6-20
High-Pressure Fuel
Lines on page 6-17
Installing Fuel Rail on
FUEL SYSTEM
Reference Page
Installation of Fuel
Replacing
Control Valve on
page 12-27
Replacing
Replacing
Removing and
Installing
Removing and
page 6-27
6-7