Rato R2000iS Maintenance Manual

GENERAL INFORMATION
3
Repair standard
Components
Items
Standard
Limitation
Gasoline engine
Max unload speed
Cylinder pressure
5800
0.45Mpa at
600rpm
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Cylinder
Inner diameter
48.6~48.615
48.655
Piston
Piston skirt outer diameter
Piston-cylinder clearance
Inner diameter of piston pin hole
Piston pin outer diameter
Clearance between Piston pin and piston pin hole
48.57~48.59
0.01~0.045
11.002~11.01
10.994~11
0.002~0.016
48.52
0.135
11.02
10.984
0.036
Piston ring set
Piston ring sets side-gap：first ring/second ring
Piston ring sets close gap:
first ring/second ring
0.015~0.05
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--
--
0.15~0.30
0.12
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0.6
Connecting rod
Inner diameter of smaller end
Inner diameter of bigger end
Oil clearance of bigger end
Big-end side gap:
11.006~11.017
22~22.013
0.02~0.043
0.45~0.95
11.050
22.040
0.1
1.15
Crankshaft
Crank outer diameter
21.97~21.98
21.94
Valve
Valve clearance Intake / Exhaust
Outer diameter of valve stem
Inner diameter of intake valve guide
Outer diameter of exhaust valve guide
Exhaust / Intake
Contact width of valve seat
Spring free length
0.03~0.08
0.03~0.08
4~4.012
4~4.012
0.6~0.8
28.5
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4.060
4.060
2
27.5
2
Camshaft
Height of cam Intake
Exhaust
Journal outer diameter
20.54
20.54
11.965~11.99
20.24
20.24
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Crankcase
cover
Inner diameter of camshaft hole
12~12.018
12.048
Spark plug
Clearance
0.6-0.8
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Cap of spark
plug
Resistance
10kΩ
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Rato R2000iS Specifications

General

Brand	Rato
Model	R2000iS
Category	Portable Generator
Language	English