om, husqvarna, mz6128, 966613103, 2012-09, zero turn: consumer
om, husqvarna, mz6128, 966613103, 2012-09, zero turn: consumer
om, husqvarna, mz6128, 966613103, 2012-09, zero turn: consumer
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TROUBLESHOOTING GUIDE<br />
Problem<br />
Cause<br />
Machine vibrates • Blades are loose<br />
• Blades are incorrectly balanced<br />
• Engine is loose<br />
Engine overheats • Clogged air intake or cooling fins<br />
• Engine overloaded<br />
• Poor ventilation around engine<br />
• Defective engine speed regulator<br />
• Too little or no oil in the engine<br />
• Fouled spark plug<br />
Battery not charging • Poor contact with battery terminal cable connectors<br />
• Charging lead is disconnected<br />
• Fault in engine charging system<br />
Machine moves slowly,<br />
unevenly, or not at all<br />
• Parking brake on<br />
• Bypass valve on pump open<br />
• Drive belt for the transmission gears slack or has c<strong>om</strong>e off<br />
• Air in hydraulic system<br />
Mower deck not engaging • Drive belt for the mower deck has c<strong>om</strong>e loose<br />
• Contact for the electr<strong>om</strong>agnetic coupling has loosened<br />
• Blade switch is faulty or has c<strong>om</strong>e loose fr<strong>om</strong> the cable contact<br />
• Fuse has blown<br />
Hydraulic drive leaks oil • Damaged seals, housing, or gaskets<br />
• Air trapped in hydraulic system<br />
Uneven mowing results • Unequal tire pressure on the left and right sides<br />
• Bent blades<br />
• Suspension for the mower deck is uneven<br />
• Blades are dull<br />
• Driving speed too high<br />
• Grass is too long<br />
• Grass collected under the mower deck<br />
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