Camshaft And Gear Train; Idler Gear Shaft And Bushing - Yanmar 6LY3 series Service Manual

Service Standards
12/05

Camshaft and Gear Train

Camshaft
Inspection Item
Side Clearance
Bending (1/2 the dial gauge reading)
Intake
Cam Height
Exhaust
Bushing Inside
Diameter
Camshaft Outside
Camshaft and Bearing
Diameter
Clearance

Idler Gear Shaft and Bushing

Inspection Item
Idle Shaft Diameter
Idler Gear Bushing Inside Diameter
Oil Clearance
Gear Train Backlash
Inspection Item
Gear Train Backlash
6LY3 Service Manual
Standard
0.05-0.20 mm
(0.0019-0.0078 in.)
—
49.435-49.565 mm
(1.9462-1.9513 in.)
48.135-48.265 mm
(1.8950-1.9 in.)
56.980-57.050 mm
(2.2433-2.2460 in.)
56.910-59.940 mm
(2.2405-2.3598 in.)
0.040-0.130 mm
(0.0015-0.0051 in.)
Standard
53.950-53.975 mm
(2.1240-2.1249 in.)
54.000-54.025 mm
(2.1259-2.1269 in.)
0.025-0.075 mm
(0.0009-0.0029 in.)
Standard
0.08-0.16 mm
(0.0031-0.0062 in.)
© 2007 Yanmar Marine International
SERVICE STANDARDS
Limit Reference Page
0.29 mm
(0.0114 in.)
0.02 mm
(0.0007 in.)
49.185 mm
(1.9364 in.)
48.110 mm
(1.8940 in.)
57.130 mm
(2.2492 in.)
56.880 mm
(2.2393 in.)
0.240 mm
(0.0094 in.)
Limit Reference Page
53.88 mm
(2.1212 in.)
54.08 mm
(2.1291 in.)
0.15 mm
(0.0059 in.)
Limit Reference Page
0.25 mm
(0.0098 in.)
5-48
5-48
5-48
5-51
5-51
14-5