Yamaha TMAX 2020 Service Manual

6-5
RADIATOR
EAS30439
CHECKING THE RADIATOR
1. Check:
• Radiator fin
Obstruction  Clean.
Apply compressed air to the rear of the radia-
tor.
Damage  Repair or replace.
TIP
Straighten any flattened fins with a thin, flathead
screwdriver.
2. Check:
• Radiator hose
• Radiator pipe
Cracks/damage  Replace.
3. Measure:
• Radiator cap valve opening pressure
Below the specified pressure  Replace the
radiator cap.
a. Install the radiator cap tester “1” and radia-
tor cap tester adapter “2” to the radiator cap
“3”.
b. Apply the specified pressure for ten sec-
onds and make sure there is no drop in
pressure.
4. Check:
• Radiator fan
Damage  Replace.
Malfunction  Check and repair.
Refer to “COOLING SYSTEM” on page 8-39.
EAS30440
INSTALLING THE RADIATOR
1. Fill:
• Cooling system
(with the specified amount of the recom-
mended coolant)
Refer to “CHANGING THE COOLANT” on
page 3-31.
2. Check:
• Cooling system
Leaks  Repair or replace any faulty part.
a. Attach the radiator cap tester “1” and radia-
tor cap tester adapter “2” to the radiator.
Radiator cap valve opening pres-
sure
107.9–137.3 kPa
(1.08–1.37 kgf/cm², 15.6–19.9 psi)
Radiator cap tester
90890-01325
Mityvac cooling system tester kit
YU-24460-A
Radiator cap tester adapter
90890-01352
Pressure tester adapter
YU-33984
G089028
Radiator cap tester
90890-01325
Mityvac cooling system tester kit
YU-24460-A
Radiator cap tester adapter
90890-01352
Pressure tester adapter
YU-33984
G089029
1
2
G089031

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