Operation

Problem	Possible Cause	Remedy

Hydraulic Pump not shutting	Using Open Center Valve	Replace Valve or Conversion Plug
off on Closed Center System		and Main Relief
	Open Center Conversion Plug	Replace with Closed Center Plug
	Pumping over Relief Valve	Replace with No Relief Plug

Oil leaking at hose	Connection not tight	Tighten connection
connection	Did not use sealant	Apply a good sealant to connection
	Connection cracked from	Replace cracked connection
	over-tightening
	Mismatched Connection threads	Use correct connectors
	or types.

300 Series 09/10

Operation Section 4-25

Bush Hog 300 manual Operation