Yamaha TMAX 2020 Service Manual

3-21
PERIODIC MAINTENANCE
4. Install:
• Drive belt
Refer to “BELT DRIVE” on page 4-94.
• Drive belt upper guard and lower guard
Refer to “REAR WHEEL” on page 4-30.
EAS32399
DRIVE BELT TENSION
Checking the drive belt tension
WARNING
EWA13120
Securely support the vehicle so that there is
no danger of it falling over.
NOTICE
ECA25750
A drive belt that is too tight will overload the
engine and other vital parts, and one that is
too loose can skip and damage the swing-
arm or cause an accident. Therefore, keep
the drive belt tension within the specified
limits.
TIP
Measure the drive belt tension when the drive
belt is at room temperature, and when the drive
belt is dry.
1. Stand the vehicle on a level surface.
TIP
Place the vehicle on the centerstand.
2. Remove the drive belt upper guard.
Refer to “REAR WHEEL” on page 4-30.
3. Tap the drive belt and measure the vibration
frequency.
• Drive belt tension (vibration frequency)
Out of specification  Adjust.
TIP
Before using the tension meter, read the instruc-
tion manual.
a. Face the microphone part “1” of the tension
meter to the drive belt.
b. Position the microphone part of the tension
meter on the belt within 10 mm (0.39 in).
c. Set the microphone part of the tension me-
ter at the intermediate distance between
the drive pulley and the rear wheel pulley.
d. Tap with the suitable stick “2” to vibrate the
belt.
E
F G
H
I
J
K
Tension meter (TEXA)
90890-03258
Drive belt vibration frequency
74–94 Hz

Yamaha TMAX 2020 Specifications

General

Displacement	562cc
Bore x Stroke	70.0 mm x 73.0 mm
Compression Ratio	10.9:1
Fuel System	Fuel Injection
Ignition System	TCI
Transmission	V-Belt Automatic
Rear Suspension	Swingarm
Front Brake	Hydraulic dual disc, Ø267 mm
Rear Brake	Hydraulic single disc, Ø282 mm
Front Tyre	120/70R15M/C 56H
Rear Tyre	160/60R15M/C 67H
Overall Length	2, 200 mm
Overall Width	765 mm
Seat Height	800 mm
Wheelbase	1, 575 mm
Wet Weight	218 kg
Fuel Tank Capacity	15 litres
Engine Type	Liquid-cooled, 4-stroke, DOHC, 4-valve
Maximum Torque	55.7 Nm @ 5, 250 rpm
Front Suspension	Telescopic fork
Overall Height	1, 420mm