Billy Goat PR550H, OS552H Periodic Maintenance, Flail Blade Wear, Slicing Blade Wear

Page 9

PR & OS Owner’s Manual

MAINTENANCE

PERIODIC MAINTENANCE

Periodic maintenance should be performed at the following intervals:

Maintenance Operation

Every Use (daily)

 

 

Inspect for loose, worn or damaged parts.

 

 

 

Check engine oil

z

 

 

Inspect belt

 

 

 

Engine (See Engine Manual)

 

 

 

Grease reel bearings

 

 

 

Inspect and clean engine air filter

z

 

 

Oil height adjustment linkage

 

 

 

Every 25 Hours

z

z

z

z

FLAIL BLADE WEAR

1.Wait for engine to cool and disconnect spark plug.

2. Close fuel valve on engine (if available).

3.Lean unit back onto lower handles and secure in place.

4. Inspect blades for wear, and immediately replace any bent or cracked blades. Measure the overall length of the blade. (See fig. 1)

5.If blades measure less than 3.25"(83 mm) in overall length they must be replaced. NOTE: We recommend replacing all the flails at once.

SLICING BLADE WEAR

1.

Wait for engine to cool and disconnect spark plug.

 

2. Close fuel valve on engine (if available).

Fig. 1

3.

Lean unit back onto lower handles and secure in place.

4. Inspect blades for wear, and immediately replace any bent or cracked blades. Measure the overall length of the blade from the center of the attachment bolt to the tip of the worn blade.

5.If blades measure less than 3"(76 mm) in length they must be replaced. NOTE: We recommend replacing all the blades at once.

ROTATING FLAIL REEL END TO END

To maximize flail blade life and performance the reel can be rotated end to end periodically to provide a fresh lead cutting edge. Takes approx. 20 min. and requires 1/2" and 9/16" socket wrenches with extension bar.

1.Wait for engine to cool and disconnect spark plug.

2.Close fuel valve on engine (if available).

3.Lean unit back onto lower handles and secure in place.

4.Remove (7) lock nuts (item 62 & 40) holding the belt and shaft guards (item 21 & 22) in place. It is necessary to lower the height adjust lever to reach the locknuts on the guards. Remove the guards.

5.Remove the drive belt (item 9) by "walking" it out of the groove on the reel pulley (item 2).

6.Remove the (4) lock nuts (item 60) and washers (item 68) holding the bearings (item 23) to the frame of the unit.

7.The reel is now free from the machine. Slide the reel down and out of the machine.

8.Remove the capscrew (item 71), lockwasher (item 57), reel pulley (item 2), key (item 42), and reel spacer (item 10) from the end of the reel.

9.Rotate the reel end to end, and re-install these items on the opposite end of the reel.

10.Re-install the reel in reverse order of removal. Re-install the guards in reverse order of removal.

DRIVE BELT REPLACEMENT

NOTE: Takes approx. 10 min. and requires 1/2" socket wrench with extension.

1.Wait for engine to cool and disconnect spark plug.

2.Remove (4) lock nuts (item 62) holding the belt guard (item 21) in place. It is necessary to lower the height adjust lever to reach the locknuts on the guard. Remove the guard.

3.Remove the belt (item 9) by rotating the reel pulley (item 2) and walking it out of the groove. Discard old belt

4. Install new belt using same procedure to walk the belt into the groove.

5.With new belt installed pull bail rod back to engaged position and measure extension of idler spring. Spring should stretch 3/4" - 1" (19 25 mm) with bail engaged. Adjust clutch cable as necessary to achieve this extension.

6.Re-install the belt guard.

Part No 350412

9

Form No F061311C

Image 9
Contents Billy Goat Power Rake and Overseeder Contents Vibration Data SoundInstruction Labels Engine LabelsEngine Controls Packing Checklist AssemblyPUT OIL in Engine Before Starting Operation Folding HandleRAKING/SLICING Tips Raking OPERATION-FLAIL Reel Raking OPERATION-SPRING ReelVERTI-CUTTING Operation Overseeding Operation Adjusting Seed Rate Lawn PreparationPeriodic Maintenance MaintenanceFlail Blade Wear Slicing Blade WearTroubleshooting Power Rake Seeder BOX KIT Flail Shaft KIT Parts DrawingFlail Blade KIT Spacer Bumper KIT Slicing Blade KITSpring Replacement KIT 350356-S Parts Drawing Slicing Reel AssySpring Tine Reel Assy 350355-S PR550, PR550H, OS552 OS552H QTY List Parts ListParts
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OS552H, OS552, PR550, PR550H specifications

The Billy Goat PR550 and PR550H, as well as the OS552 and OS552H, are robust and efficient outdoor equipment options designed for property maintenance and landscaping enthusiasts. These products stand out due to their powerful performance, innovative technologies, and user-friendly features.

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On the other hand, the OS552 and OS552H models focus on tackling larger outdoor cleanup tasks. These outdoor vacuums feature a sizable 552cc engine, delivering ample power for tougher jobs like clearing large areas of leaves or debris. The OS552H variant also incorporates a Honda engine for enhanced performance and reliability. With superior suction capabilities, these models are equipped to handle larger volumes of debris efficiently.

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