tachometer symbol

/ tachometer symbol #1  

deerefan

Veteran Member
Joined
Aug 23, 2005
Messages
2,128
Location
louisiana
Tractor
1952 8N, 2005 JD 5103
this may seem like a silly question...I just purchased a 5103 and noticed at the 1600 rpm mark on the tach there is a small symbol....(*E is what it looks like...what is this for? The same symbol is at the 2500 rpm mark, which I know is for the best power output for the PTO. Anyone know why this symbol is also located at 1600 rpm mark?
 
/ tachometer symbol #2  
I am betting that is the Economy pto setting. Usually there would be two positions for the pto, the economy one lets the engine run at lower speed to still get 540 rpm, burning less fuel. You won't get as much pto hp, but often it is plenty.
 
/ tachometer symbol
  • Thread Starter
#3  
i see....that makes sense, the owners manual said nothing about it. Thanks!
 

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