Suzuki Boulevard M50, Service Manual, Page: 265 / 454

COOLING AND LUBRICATION SYSTEM 7-5
RADIATOR CAP INSPECTION
• Fit the cap
1
to the radiator cap tester
2
.
• Build up pressure slowly by operating the tester. Make sure
that the pressure build-up stops at 95 – 125 kPa (0.95 – 12.5
kgf/cm², 13.5 – 17.8 psi) and that, with the tester held stand-
still, the cap is capable of holding that pressure for at least 10
seconds.
• Replace the cap if it is found not to satisfy either of these two
requirements.

Radiator cap valve opening pressure
Standard: 95 – 125 kPa
(0.95 – 1.25 kgf/cm², 13.5 – 17.8 psi)
RADIATOR INSPECTION AND CLEANING
• Road dirt or trash stuck to the fins must be removed.
• Use of compressed air is recommended for this cleaning.
• Fins bent down or dented can be repaired by straightening
them with the blade of a small screwdriver.
RADIATOR REMOUNTING
• The radiator is to be installed in the reverse order of the
removal procedure.
• Install the radiator.
• Route the radiator hoses. (

10-20)
• Bleed air from the cooling circuit. (

2-18)
SA
MP
LE