Robin EY20 Service Manual

71 pages

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Table of Contents

Table of Contents3
Specifications4
Performance6
- Maximum Output6
- Continuous Rated Output6
- Maximum Torque6
Features7
General Description8
- Cylinder. Crankcase8
- Main Bearing Cover8
  - Crankshaft9
- Connecting Rod and Piston9
  - Camshaft10
  - Valve Arrangement10
- Cylinder Head11
  - Governor11
- Cooling12
- Lubrication12
- Ignition12
- Carburetor13
- Air Cleaner13
- Sectional View of Engine14
DISASSEMBLY and REASSEMBLY22
- Preparation and Suggestion22
- Special Tools22
- Haw to Disassemble24
- How to Reassemble31
Magneto41
- Breaker Point Adjustment41
- Timing Adjustment for EY15. EY20 Point Type Ignition System42
- Magneto Trouble Shooting43
- Solid State Ignition43
Governor Adjustment44
Carburetor46
- Operation and Construation46
- Disassembly and Reassembly47
Break-In Operation49
- Of REASSEMBLED ENGINE49
ROBIN SOLID STATE IGNITION ENGINE (T.I.C. and P.I.T.)50
- Features50
- Basic Theory of T . I.C50
- Basic Theory of P I.T50
Trouble Shooting51
- Starting Difficulties51
- Engine Misfires52
- 1 - 3 Engine Stops52
- Engine Overheats52
- Engine Knocks53
- Engine Backfires through Carburetor53
Installation54
- Installing54
- Ventilation54
- Exhaust Gas Discharge54
- Power Transmission to Driven Machines54
- Wiring55
ELECTRIC STARTING MOTOR (Option)57
- Specifications57
- Operation57
RECOIL STARTER DISASSEMBLY and REASSEMBLY58
- How to Disassemble (Type D)58
- How to Reassemble (Type D)59
- Check Items after Reassembly61
- How to Do in such Cases61
CHECKS and CORRECTIONS62
TABLE of CORRECTION STANDARDS63
MAINTENANCE and STORING69
- Daily Checks and Maintenance69
- 7 - 2 Every 20 Hours Checks and Maintenance69
- Every 50 Hours Checks and Maintenance69
200 Hours (Monthly) Checks and Maintenance69
- Every 10069
600 Hours (Semiannual) Checks and Maintenance70
- Every 1000 Hours (Yearly) Checks and Maintenance70
- Preparation for Long Abeyance70

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Robin EY20 Specifications

General

Ignition System	Transistorized magneto
Starting System	Recoil starter
Fuel	Unleaded gasoline
Oil Capacity	0.6 liters
Displacement	183 cc
Bore x Stroke	67 x 52 mm
Dry Weight	15 kg

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