torque YAMAHA YFM400F 2001 User Guide

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5. Remove the radiator cap.
6. Remove the reservoir tank cap.
7. Disconnect the hose on the reservoir tank
side and drain the coolant from the reser-
voir tank.
8. After draining the coolant, thoroughly
flush the cooling system with clean tap
water.
9. Replace the coolant drain bolt washer if it
is damaged and tighten the coolant drain
bolt to the specified torque.
Tightening torque:
Coolant drain bolt:
10 Nm (1.0 m.kg)
1. Coolant reservoir drain hose
1. Boulon de vidange du liquide de refroidissement
1. Manguera de drenaje del depósito de refrigerante1. Radiator cap
1. Bouchon du radiateur
1. Tapa del radiador

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Installation
1. Measure the electrode gap with a wire
thickness gauge and, if necessary, adjust
the gap to specification.
2. Clean the gasket surface. Wipe off any
grime from the threads.
3. Install the spark plug and tighten it to the
specified torque.NOTE:If a torque wrench is not available when you
are installing a spark plug, a good estimate of
the correct torque is 1/4 to 1/2 turn past finger
tight. Have the spark plug tightened to thespecified torque as soon as possible.
4. Install the spark plug cap.Spark plug gap:
0.6 ~ 0.7 mm
Tightening torque:
Spark plug:
17.5 Nm (1.75 m·kg)

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Wheel installation
When installing the wheel, reverse the removal
procedure.NOTE:The arrow mark on the tire must point to-ward the rotating direction of the wheel.
1. Tapered wheel nuts are used for both
front and rear wheels. Install the nut with
its tapered side towards the wheel.
2. Tighten the wheel nuts to the specified
torque.
Wheel nut torque:
Front: 55 Nm (5.5 m·kg)
Rear: 55 Nm (5.5 m·kg)
1. Arrow mark
1. Flèche
1. Marca en forma1. Tapered nut
1. Écrou conique
1. Tuerca cónica

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HOW TO USE THE CONVERSION TABLE
All specification data in this manual are listed
in SI and METRIC UNITS.
Use this table to convert METRIC unit data to
IMPERIAL unit data.
Ex.
CONVERSION TABLE
METRIC MULTIPLIER IMPERIAL
**mm
´
0.03937 = **in
2 mm
´
0.03937 = 0.08 in
METRIC TO IMPERIAL
Metric unit Multiplier Imperial unit
Torquem·kg
m·kg
cm·kg
cm·kg7.233
86.794
0.0723
0.8679ft·lb
in·lb
ft·lb
in·lb
Weightkg
g2.205
0.03527lb
oz
Speed km/hr 0.6214 mph
Distancekm
m
m
cm
mm0.6214
3.281
1.094
0.3937
0.03937mi
ft
yd
in
in
Volume /
Capacitycc (cm

3

)
cc (cm

3

)
lt (liter)
lt (liter)0.03527
0.06102
0.8799
0.2199oz (IMP liq.)
cu·in
qt (IMP liq.)
gal (IMP liq.)
Misc.kg/mm
kg/cm

2

Centigrade
(

°

C)55.997
14.2234
9/5 + 32 lb/in
psi (lb/in

2

)
Fahrenheit (

°

F)