Yamaha RX10H Service Manual page 23

COOLING SYSTEM
Inspection steps:
S Attach the cooling system tester 1 and adapt-
er 2 to the coolant filler 3 .
Cooling system tester:
90890-01325, YU-24460-01
Adapter:
90890-01352, YU-24460-01
S Apply 100 kPa (1.0 kg/cm
S Measure the pressure with the gauge.
Air bleeding
1. Remove:
S Rear cover 1
2. Bleed air from the cooling system.
Air bleeding steps:
S Lift up the tail of the machine.
S Remove the bleed bolt 1 on the heat ex-
changer.
S While slowly adding coolant to the coolant fill-
er, drain the coolant until no more air bubbles
appear.
S Tighten the bleed bolt 1 .
Bleed bolt:
13 Nm (1.3 mSkg, 9.4 ftSlb)
S Add coolant to the coolant cold level a .
S Install the coolant filler cap.
Apply and lock the parking brake. Start the en-
gine and run it at approximately 2,500 X 3,000
r/min until the coolant circulates (approxi-
mately 3 X 5 minutes). The rear heat ex-
changer will be warm to the touch.
2-7
INSP
ADJ
2
, 14 psi).