Bush Hog GHM 900, GHM 700, GHM 1900, GHM 1800 manual Troubleshooting, Problem Probable Cause Remedy

Figure 4-11

(3) Retaining Plate

Pivot Bolt

Belt Tension

Adjusting Bolt

(1) Belts

Key

Bushing

Securing Bolts

(2) Sheave

4-9 TROUBLESHOOTING

Troubleshooting procedures are listed in Table 4-1 below. If the problem cannot be solved or replacement parts are necessary, contact your authorized Bush Hog dealer. Please have ready your machine name, model num- ber, serial number, purchase date and exact cause or description of problem.

Table 4-1 Troubleshooting

PROBLEM	PROBABLE CAUSE	REMEDY
Uneven or streaked stubble	Cylinder control valve not in “float”	Place valve in “float” position
	position.
	Blades dull, rounded or broken	Reverse or replace
	Low PTO speed (heavy crops)	Operate at 540 or 1000 rpm
	High PTO speed (light crops)	Operate at 540 or 1000 rpm
	Material collecating on cutter bar	Reduce cuter bar lift
	Excessive ground speed	Use lower gear
	Belt slippage	Tighten or replace belt
	Material dragging on swathboard	Remove swathboard
Stubble too long	Cutter bar tilted back too far	Tilt cutter bar forward
Vibration	Blade damaged or missing	Replace blade
	Disc damaged	Replace disc
Tapping or clicking noise	Bent blade or rock guard	Repair or replace
	Blade disc out of time	Correct timing

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