202Service Manual – CS7010™ 28 - Engine System - Petrol (Gasoline)
Fuel System
Fuel Pressure - 3.5-4.0 PSI (24-27 Kpa)
Fuel volume - 0.5L in 15 seconds
Carburetor Fuel Shut-off Solenoid resistance - 38 ohms
Electric Choke Solenoid resistance - 2.5 ohms
Engine
Engine Vacuum at idle - approx 17.5 inches HG (59 Kpa)
When returning from low RPM to idle vacuum momentarily peaks around 21” HG
Engine Compression
• Cyl #1 - 170 PSI
• Cyl #2 - 170 PSI
• Cyl #3 - 170 PSI
Special Tools
Adjustable KV Spark Tester.
Most automotive parts suppliers sell these tools. Shown is
50850 from Lisle corporation. http://www.lislecorp.com/
KV Scale
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