PR & OS Owner’s Manual
Patent 6253416 and other patents pending
BILLY GOAT POWER RAKE AND OVERSEEDER
PR550, PR550H, OS552, OS552H
Owner's Manual
Accessories
Replacement Parts
SLICING REEL
A complete verti-
slicing reel for your
PR. 20" wide reel for
use in grasses that
require vertical
SLICING BLADES
A full set of blades for
replacement. Includes
new lockwashers for
replacement
OVERSEEDER KIT
The new light weight Plastic Overseeding
Kit is constructed of durable High Density
Polypropylene with two lift handles on
each side to assist in lifting the entire unit
and easily converts a PR Series Power
Rake into an overseeder with 4 bolts and
minimal tools.
FLAIL SHAFTS
FLAIL BLADES
A complete set of
our high quality flail
blades for your PR.
Includes new lock
clips for
A full set of shafts
for replacement.
Includes new lock
clips for
replacement
installation.
installation.
cutting, and for
assisting in lawn
replacement
installation.
NOTE: Overseeder Conversion Kit
(350328) includes Slicing Reel (350113).
Part No. (350325) comes with the
Overseeder Box only.
overseeding projects.
P/N 350187
P/N 350325 / 350328
P/N 350185
P/N 350113
P/N 350186
Part No 350412
Form No F061311C
1
PR & OS Owner’s Manual
Specifications
PR550
PR550H
OS552
OS552H
Engine: HP
5.5 (4.1 kW)
5.5 (4.1 kW)
5.5 (4.1 kW)
5.5 (4.1 kW)
Engine: Model
Engine: Type
12H1320118B8
GX160T1QX2
HONDA OHV
12H1320118B8
GX160T1QX2
HONDA OHV
B&S
B&S
VANGUARD
VANGUARD
Engine: Fuel Capacity
Engine: Oil Capacity
Total Unit Weight:
Engine weight:
3.0 qt. (2.84 L)
0.66 qt. (0.62 L)
149# (67.7 kg)
36# (16.3 kg)
15o
3.88 qt. (3.6 L)
0.69 qt. (0.65 L)
147# (66.8 kg)
34# (15.4 kg)
20o
3.0 qt. (2.84 L)
0.66 qt. (0.62 L)
162# (73.6 kg)
36# (16.3 kg)
15o
3.88 qt. (3.6 L)
0.69 qt. (0.65 L)
160# (72.7 kg)
34# (15.4 kg)
15o
Max. operating slope
Sound test in accordance with
2000/14/EC
101 dB(a)
101 dB(a)
101 dB(a)
101 dB(a)
Sound at operators ear
82 dB(a)
82 dB(a)
82 dB(a)
3.2g
82 dB(a)
3.2g
Vibration at operator position
0.82g (8.04 m/s2)
0.82g (8.04
m/s2)
SOUND
SOUND LEVEL 82 dB(a) at Operators Position
Sound tests were conducted in accordance with 2000/14/EC, and were performed on 2-13-2002 under the
conditions listed below.
Sound power level listed is the highest value for any model covered in this manual. Please refer to serial plate on
the unit for the sound power level for your model.
General Conditions:
Temperature:
Wind Speed:
Wind Direction:
Humidity:
Sunny
48oF (8.9oC)
2 mph (3.2 kmh)
South East
29%
Barometric Pressure:
30.34Hg (770 mm Hg)
VIBRATION DATA
VIBRATION LEVEL .82g (8.04m/s2)
Vibration levels at the operator’s handles were measured in the vertical, lateral and longitudinal directions using
calibrated vibration test equipment. Tests were performed on 5-25-2006 under the conditions listed below.
General Conditions:
Temperature:
Wind Speed:
Wind Direction:
Humidity:
Sunny
72.32oF (22.4oC)
3.8 mph (6.12kph)
East
62.2%
Barometric Pressure:
29.9Hg (101.3kpa)
Part No 350412
Form No F061311C
3
PR & OS Owner’s Manual
INSTRUCTION LABELS
®
The labels shown below were installed on your BILLY GOAT Power Rake/Overseeder. If any labels are damaged or missing, replace them
before operating this equipment. Item numbers from the Illustrated Parts List and part numbers are provided for convenience in ordering
replacement labels. The correct position for each label may be determined by referring to the Figure and Item numbers shown.
LABEL DANGER KEEP HANDS
AND FEET AWAY
LABEL CLUTCH ITEM #49
P/N 830503
DANGER FLYING DEBRIS LABEL SPARK ARREST
ITEM # 48 P/N 810736 ITEM #81 100252
ITEM #51 P/N 400424
LABEL CAUTION GUARDS
ITEM #52 P/N 900327
LABEL EXPLOSIVE FUEL
ITEM # 50 P/N 400268
LABEL INSTRUCTION HEIGHT ADJ.
ITEM #35 P/N 350176
LABEL INSTRUCTIONS SEEDER BOX
ITEM #30 P/N 350386
(page 15)
LABEL SEED METERING
ITEM #29 P/N 350392
(page 15)
ENGINE LABELS
BRIGGS & STRATTON
HONDA
OIL ALERT
WHEN OIL LEVELLOW,
ENGINE STOPS IMMEDIATELY.
ENGINE CONTROLS
Honda
Briggs & Stratton
Set lever to choke when starting cold
Throttle lever
Choke lever
Set lever to desired engine speed.
Move lever completely to the left to
stop engine
Fuel valve
Part No 350412
Form No F061311C
4
PR & OS Owner’s Manual
PACKING CHECKLIST
Your Billy Goat Power Rake is shipped from the factory in one carton, completely assembled.
READ all safety instructions before assembling unit.
TAKE CAUTION when removing the unit from the box the Handle Assembly is attached to the
unit by cables.
PUT OIL IN ENGINE BEFORE STARTING
PARTS BAG &
LITERATURE ASSY
Warranty card P/N- 400972, Owner’s Manual P/N-350412, General Safety and Warnings Manual P/N-
100295, Declaration of Conformity P/N-350139.
Boxing Parts
Checklist
Briggs & Stratton
5.5 B&S VANGUARD
26
28
Honda 5.5 OHV
Subaru 6HP EX17
28
28
Literature Assy
P/N-430334
PR550, PR550H,
PR550T, PR550HT,
PR600S
OS552, OS552H,
and OS602S
ASSEMBLY
1. UNFOLD the upper handle (item 26) and slide handle lock loops (item 28) into place to secure the upper handle
to the lower.
2. CHECK engine oil level and fill to proper level with engine manufacturers recommended grade of oil. Move
height adjust lever to down position, to level engine during checking. See engine manufacturers instruction
manual.
3. CONNECT spark plug wire.
Part No 350412
Form No F061311C
5
PR & OS Owner’s Manual
OPERATION
FOLDING HANDLE
This unit is equipped with a folding upper handle for easier storage and transportation. The handle can be folded by
sliding the handle lock loops (item 28) up. This releases the upper handle, allowing it to be folded over the unit.
counter clockwise
to raise blades
ADJUSTING BLADE DEPTH
clockwise to
The depth of the blades can be raised or lowered by rotating the knob on the top of
lower blades
the adjustment lever. The blades are lowered by rotating the knob clockwise, and
raised by rotating the knob counter-clockwise. The relative depth of the blades can be
gauged by using the depth scale located on the right front corner of the engine base.
With new blades installed the depth can be estimated as follows: 2.5 on the scale is
even with the ground, 3 is equal to 0.25" deep, and 3.5 is equal to 0.5" deep
blades up
transport
blades up
transport
BLADE POSITION & DEPTH CONTROL LEVER
The blades can be raised or lowered into the ground by height adjustment lever on the
engine base. The height adjuster lock lever must be pushed back against the adjustment
lever in order to lower the blades into the ground. The resulting blade depth can be
adjusted higher or lower.
See ADJUSTING BLADE DEPTH.
blades down
running
SPRING TINE CONVERSION
If are converting your Power rake to a spring tine reel, you will need to
replace the spacer on the control lever to accommodate for the tine. First
remove the clip (item 18), then unscrew the yoke (item 17), remove the
washer (items 69) and insert the spacer (item 75) in front of the spring.
Reassemble in reverse order.
RAKING/SLICING TIPS
Before beginning, it is best to evaluate the condition of the lawn by cutting one or more core
samples from area to be treated. A core can be cut using a piece of pvc, or metal pipe.
Hammer the pipe into the ground, remove it, push the core out of the pipe and inspect it to
determine the depth of thatch in your yard.
THATCH: Thatch is a dense layer of dead grass, clippings, and roots that builds up over time
at the base of of the lawn preventing air, water, and fertilizer from reaching the soil. This can
cause shallow root development and make a lawn more susceptible to drought and disease.
Thatch also provides an ideal environment for insects to hide and multiply. Periodic removal of
thatch will keep your lawn in good health.
HEAVY THATCH: Lawns with an excessive amount of thatch will require multiple treatments
for effective removal. Trying to remove excessive thatch (greater than 3/4"[19 mm] deep) in
one treatment will damage or destroy the living part of the lawn. It is best to remove heavy
thatch in seasonal treatments (i.e. spring, and fall).
SLOPES: Rake slopes across not up and down. This is much easier and safer for the
operator and is better for the lawn. Raking across will help to reduce runoff during watering
and allow the sloped ground to hold more seed, fertilizer, and water. The units maximum
operating slope is 35% or 19°.
DEPTH: The wide range of depth adjustment on your unit is provided to allow for blade wear.
Setting the reel deeper will not produce better, or quicker results. The flail reel is intended to
be set so it just touches the surface on flat ground. The slicing reel should be set even with the
ground for verti-slicing work, and set to a maximum 1/2" depth for overseeding jobs. Setting
the reel deeper than this will only result in premature wear on the unit (i.e. failed belt). If you
desire to work the ground deeper than the above guidelines allow, it should be done gradually
in multiple passes..
Fig. 1
Fig. 2
SLICING / OVERSEEDING: Mow the lawn to shorter than the normal cut height before
starting (i.e. approximately 2" tall for fescue grass). For the best result, Slice/Overseed in criss-
cross pattern (See Fig. 1 and See Fig 2).
Part No 350412
Form No F061311C
6
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