Yanmar 3TNV88F - Fuel System Specifications; Special Torque Chart

FUEL SYSTEM
3TNV88F Service Manual
7-5
Fuel System Specifications
FUEL SYSTEM SPECIFICATIONS
Special Torque Chart
Component Tightening torque
Lubricating oil application
(Thread portion and seat surface)
Fuel injector retainer bolt
29 ft·lb
(39.2 N·m; 4 kgf·m)
Not applied
Fuel pump drive gear nut
58 - 65 ft·lb
(78 - 88 N·m; 8 - 9 kgf·m)
Not applied
High-pressure fuel injection line nuts
22 - 25 ft·lb
(29 - 34 N·m;
3.0 - 3.5 kgf·m)
Not applied
Fuel return line bolts
69 - 87 in·lb
(7.8 - 9.8 N·m;
0.8 - 1.0 kgf·m)
Not applied
Fuel injection pump mounting nuts
17 - 21 ft·lb
(23 - 28 N·m;
2.3 - 2.9 kgf·m)
Not applied
Fuel injector nozzle case nut
30 - 33 ft·lb
(39.2 - 44.1 N·m;
4 - 4.5 kgf·m)
Not applied
Fuel injection pump plunger plug
22 - 26 ft·lb
(30 - 35 N·m;
3.1 - 3.6 kgf·m)
Not applied
3TNV88F_SVM_A4.book 5 ページ ２０１２年７月２６日 木曜日 午後６時４分