Yamaha YP400T Service Manual page 54

Rear brake master cylinder and rear brake mas-
ter cylinder holder
Grip end
Right handlebar switch
Rear brake lock lever and left handlebar switch
Storage box and frame
Rider seat and bottom plate
Seat lock assembly and frame
Grab bar bracket and frame
Grab bar and grab bar bracket
Grab bar and frame
Passenger seat and grab bar
Seat bracket and frame
Gas spring assembly bracket and frame
Front brake hose holder and lower bracket
Front brake hose holder and outer tube
Sidestand and sub-frame
ECU bracket and front cowling stay
ECU and ECU bracket
Front cowling stay and horn
Front wheel axle pinch bolt
Damper rod bolt
Lower bracket pinch bolt
Cap bolt
Front wheel axle
Front wheel and brake disc
Front brake caliper bracket and outer tube
Front brake caliper and front brake caliper
bracket
Rear wheel and brake disc
Rectifier/regulator
Canister and sub-frame
Rollover valve holder
NOTE:
1. Tighten the lower steering ring nut 36 Nm (3.6 m · kg, 25 ft · lb) with a torque wrench and the
steering nut wrench, and then loosen the nut 1/4 turn.
2. Tighten the lower steering ring nut 24 Nm (2.4 m · kg, 17 ft · lb) with a torque wrench and the
steering nut wrench.
3. Install the rubber washer and the center steering ring nut.
4. Finger tighten the center steering ring nut, align the slots of both steering ring nuts, and then
install the lock washer.
5. Hold the lower and center steering ring nuts, and then tighten the upper steering ring nut 90 Nm
(9.0 m · kg, 65 ft · lb) with a torque wrench and the steering nut wrench.
TIGHTENING TORQUES
Item
Tightening torque
Thread size
Nm m · kg ft · lb
M6 10
M16 26
M5 4
M5 6
M6 11
M6 7
M6 10
M8 30
M8 23
M8 23
M6 7
M8 30
M8 30
M6 7
M6 7
M10 39
M6 7
M6 7
M6 10
M8 20
M10 30
M10 30
M38 70
M14 55
M8 23
M10 40
M10 27
M8 23
M6 7
M6 7
M5 4
2 - 22
SPEC
Remarks
1.0 7.2
2.6 19
0.4 2.9
0.6 4.3
1.1 8.0
0.7 5.1
1.0 7.2
3.0 22
2.3 17
2.3 17
0.7 5.1
3.0 22
3.0 22
0.7 5.1
0.7 5.1
3.9 28
0.7 5.1
0.7 5.1
1.0 7.2
2.0 14
3.0 22
LT
3.0 22
7.0 50
5.5 40
2.3 17
LT
4.0 29
2.7 19
2.3 17
LT
0.7 5.1
0.7 5.1
0.4 2.9