5-33
POWR
E
CYLINDER HEADS
INSPECTING THE THERMOSTATS
5
1. Inspect:
• Thermostat
Damage/valve does not open
→
Replace.
2. Measure:
• Thermostat opening temperature
• Valve lift
a
Out of specification
→
Replace.
Measuring steps
(1) Suspend the thermostat in a container
filled with water.
(2) Place a thermometer in the water.
(3) Slowly heat the water.
(4) While stirring the water, check that the
thermostat opens at the specified tem-
perature.
Water temperature
Valve lift
Below 48 - 52 ˚C
(118 - 126 ˚F)
0 mm
(0 in)
Above 60 ˚C
(140 ˚F)
Min. 3 mm
(0.12 in)
5260
INSPECTING THE CYLINDER HEADS
5
1. Inspect:
• Combustion chamber
Carbon deposits
→
Clean.
• Water jacket
Mineral deposits/rust
→
Clean.
CAUTION:
Do not scratch the contacting surfaces of
the cylinder head and cylinder head cover.
5265
Содержание SX150C
Страница 1: ...SX150C VX150C DX150C SX200C SERVICE MANUAL 67H 28197 1F 11 LIT 18616 02 80 LIT186160280...
Страница 52: ...3 19 E INSP ADJ GENERAL LUBRICATION POINTS 3 Apply Water resistant grease 3290 3300 3310 3320 3330...
Страница 61: ...4 7 FUEL E FUEL INJECTORS INSPECTING THE FILTERS Check Filter Damage tears Replace Contaminants Clean 4040...
Страница 329: ...YAMAHA MOTOR CORPORATION USA Printed in USA Jan 2004 0 0 1 CR E...