Radiator; Checking The Radiator; Installing The Radiator - Yamaha YZF-R1 2007 Service Manual

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
EAS26390

CHECKING THE RADIATOR

1. Check:
• Radiator fins
Obstruction → Clean.
Apply compressed air to the rear of the

radiator.

Damage → Repair or replace.
NOTE:
Straighten any flattened fins with a thin, flat-
head screwdriver.
2. Check:
• Radiator hoses
• Radiator pipes
Cracks/damage → Replace.
3. Measure:
• Radiator cap opening pressure
Below the specified pressure → Replace
the radiator cap.
Radiator cap opening pressure
108–137 kPa (15.4–19.5 psi)
(1.08–1.37 kgf/cm²)
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Install the radiator cap tester "1" and radia-
tor cap tester adapter "2" to the radiator
cap "3".
Radiator cap tester
90890-01325
YU-24460-01
Radiator cap tester adapter
90890-01352
YU-33984
email: info@motomatrix.co.uk
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 "RADIATOR" on page 6-1.
EAS26400

INSTALLING THE RADIATOR

1. Fill:
• Cooling system
(with the specified amount of the recom-
mended coolant)
Refer to "CHANGING THE COOLANT" on
page 3-20.
2. Check:
• Cooling system
Leaks → Repair or replace any faulty part.
6-3
RADIATOR