Valve adjustment

Tire Biter

Active member

Equipment
B 2601 434 loader MMM, bunch of tractor stuff . Ford 4600
Jul 10, 2012
238
88
28
S.E. TN
Why does the service manual want me to take out the glow plugs to check the valve lash?
 

jaxs

Well-known member

Equipment
B1750HST
Jun 22, 2023
1,004
775
113
Texas
Relieves compression which makes engine easier to rotate and bring to proper position. Try it both ways and you'll understand.
 
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