Eton America Beamer PN2 Service Manual page 64

Service Bulletin
Bulletin No: 0052
Date: 06/12/2007
The following steps are used to determine if the 2 cycle oil injector pump is
functioning properly on E-TON 50cc and 90cc 2 cycle engines.
1. Fill the fuel tank with a pre mix fuel / 2 cycle oil mixture at a 50 : 1 ratio.
2. Disconnect the oil pump line at the carburetor.
Start the engine and count the drops per minute at the various RPM listed
3.
in the table below
RPMs
1700 (idle)
4000
7000
ETON America, LLC
E-TON 50 & 90cc 2 cycle engine
Oil pump testing
.
50cc
3-4
5-9
8-12
Oil Pump
Line
Note: 32 Drop = aporx -1cc
Page 1
90cc
5-6
12-14
20-22