Yamaha SXV70SJ Supplementary Service Manual page 12

COOLING SYSTEM
CAUTION:
S Hard water or salt water is harmful to en-
gine parts. If soft water is not available, use
boiled or distilled water.
S Do not use water containing impurities or
oil.
19. Bleed the air from the cooling system.
20. Inspect:
S Cooling system
Decrease of pressure (leaks) ! Repair as
required.
Inspection steps:
S Attach the cooling system tester 1 to the cool-
ant filler 2 .
Cooling system tester:
90890-01325, YU-24460-01
S Apply 100 kPa (1.0 kg/cm
S Measure the pressure with the gauge.
Air bleeding
1. Remove:
S Seat
S Rear bumper 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:
12.5 Nm (1.3 mSkg, 9.4 ftSlb)
–6–
INSP
ADJ
2
, 14 psi).