1999 YAMAHA YZF-R7 low oil pressure

[x] Cancel search: low oil pressure

Page 27 of 381

YAMAHA YZF-R7 1999  Owners Manual 1 - 15
MOTORCYCLE CARE AND STORAGE
Care
The exposure of its technology makes
a motorcycle charming but also vulner-
able. Although high-quality compo-
nents are used, they are not all rust-
resistant.

Page 40 of 381

YAMAHA YZF-R7 1999  Owners Manual  
ENGINE SPECIFICATIONS
SPEC
 
2 - 2 
ENGINE SPECIFICATIONS  
Item Standard Limit  
Engine 
Engine type Liquid-cooled, 4-stroke, DOHC ----
Displacement 749 cm 
3
 
----
Cylinder arrangement Forward-in

Page 41 of 381

YAMAHA YZF-R7 1999  Owners Manual  
ENGINE SPECIFICATIONS
SPEC
 
2 - 3 
Oil filter 
Oil filter type Cartridge (paper) ----
Bypass valve opening pressure 180 ~ 220 kPa 
(1.8 ~ 2.2 kgf/cm 
2
 
, 25.6 ~ 31.3 psi)----  
Oil pump 
 
Oil

Page 62 of 381

YAMAHA YZF-R7 1999  Owners Manual 2 - 24
SPEC
OIL FLOW CHART
Pressure feed
Timing chain area camshaft
Valve lifter Check bolt
Piston
Connecting rod
Big end bearing
Nozzle
Nozzle
Back torque limiter clutch
Starter clutch Main axleMain

Page 90 of 381

YAMAHA YZF-R7 1999  Owners Manual 3 - 21
CHK
ADJ
MEASURING THE COMPRESSION PRESSURE
3. Remove:
• fuel tank
• air filter case cover
Refer to “FUEL TANK AND AIR FIL-
TER”.
• air filter case
• throttle body assembly
Refer to

Page 91 of 381

YAMAHA YZF-R7 1999  Owners Manual 3 - 22
CHK
ADJ
MEASURING THE COMPRESSION PRESSURE
WARNINGWARNING
To prevent sparking, ground all spark
plug leads before cranking the engine.
NOTE:
The difference in compression pressure
between cylin

Page 120 of 381

YAMAHA YZF-R7 1999  Owners Manual 3 - 51
CHK
ADJ
CHECKING THE TIRES
EB304170
CHECKING THE TIRES
The following procedure applies to both of
the tires.
1. Measure:
• tire pressure
Out of specification ® Regulate.
WARNINGWARNING
• T

Page 230 of 381

YAMAHA YZF-R7 1999  Owners Manual 5 - 11
COOLOIL COOLER
3. Fill:
• cooling system
(with the specified amount of the rec-
ommended coolant)
Refer to “CHANGING THE COOLANT”
in chapter 3.
• crankcase
(with the specified amount of
Page:   1-8 9-16 next >