Radiator Cap Inspection - Yamaha WR426F(N) Owner's Service Manual

RADIATOR CAP OPENING PRESSURE INSPECTION

RADIATOR CAP INSPECTION/

12. Install:
13. Start the engine and let it warm up for
14. Turn off the engine and inspect the cool-
NOTE:
Before checking the coolant level wait a few
minutes until the coolant settles.
RADIATOR CAP INSPECTION
1. Inspect:
EC356001
RADIATOR CAP OPENING PRESSURE
INSPECTION
1. Attach:
NOTE:
Apply water on the radiator cap seal.
3 Radiator cap
2. Apply the specified pressure.
3 - 8
Coolant reservoir cap
several minutes.
ant level.
Refer to "COOLANT LEVEL INSPEC-
TION" section.
Seal (radiator cap) 1
Valve and valve seat 2
Crack/damage Replace.
Fur deposits 3
Radiator cap tester 1 and adapter 2
Radiator cap tester:
YU-24460-01/90890-01325
Adapter:
YU-33984/90890-01352
Radiator cap opening pressure:
110 kPa (1.1 kg/cm
INSP
ADJ
Clean or replace.
2
, 15.6 psi)