Yamaha MBK X-MAX 300 2017 Service Manual page 276

3. Fill:
• Cooling system
(with the specified amount of the recom-
mended coolant)
Refer to "CHANGING THE COOLANT" on
page 3-21.
4. Check:
• Cooling system
Leaks → Repair or replace any faulty part.
a. Attach the radiator cap tester "1" and radi-
ator cap tester adapter "2" to the radiator.
Radiator cap tester
90890-01325
Mityvac cooling system tester kit
YU-24460-A
Radiator cap tester adapter
31mm
90890-05375
Radiator cap tester adapter
31mm
YM-05375
2
b. Apply 196 kPa (1.96 kgf/cm², 27.9 psi) of
pressure.
c. Measure the indicated pressure with the
gauge.
1
6-5
RADIATOR