Bluebird B124 User manual

MANUAL NO. 107999 REV. IR (10/17/02)
Operators & Parts
Manual MODELS:
B124 H424G
B130 B530A
B130A H530A
B142 H530AG
B424 H742
H424 H742G

Lawn Aerators
WARNING: Engine exhaust, some of it’s constituents, and certain vehicle components
contain or emit chemicals known to the State of California to cause cancer and birth defects
or other reproductive harm.
Section 1 · Operator’s Guide Page
Specifications ................................................................................................. 3
FeaturesandControls ................................................................................. 4-6
GeneralInformation ........................................................................................ 7
SafetyProcedures.......................................................................................... 7
SafetyandInstruction Decals ........................................................................ 8
Decal Placement............................................................................................ 9
Assembly Instructions.................................................................................. 10
Section 2 · Operating Instructions Page
AerationTips ................................................................................................ 11
BeforeYouStart ........................................................................................... 11
Aerating........................................................................................................ 11
ThrottleAdjustment(Model742Hondaengine only)..................................... 11
RearWheelAdjustment................................................................................ 12
TurningandManeuvering .............................................................................. 13
OperatingonHills......................................................................................... 13
Section 3 · Maintenance and Service Instructions Page
Transportingthe HusqvarnaAerator .............................................................. 14
Cleaningand Washing ................................................................................. 15
Two MinuteWarning ..................................................................................... 15
Storage ......................................................................................................... 15
PreventativeMaintenance Schedule
InspectionSchedule ......................................................................... 15
Lubrication Schedule ........................................................................ 15
TineWear ........................................................................................ 16
Service Engine Service & Maintenance.................................................... 16
Drive Train
EngineRemoval andReplacement ................................................... 16
DriveBelt ReplacementandAdjustment........................................... 16
Clutch Cable Removaland Replacement .......................................... 17
ThrottleCable Replacement(Model742 HondaEngine Only) .......... 17
ChainRemoval andReplacement..................................................... 17
AdjustingChainTension ................................................................... 18
Handle
Inspection ........................................................................................ 18
Adjustment....................................................................................... 18
Wheels
DriveWheel ShaftRemoval andReplacement .................................. 18
RearWheel Removaland Replacement ........................................... 19
Tine andTine Shaft
TineReplacement ............................................................................ 19
TineShaft BearingRemoval andReplacement ................................. 19
FreeWheeling TineAssemblyRemoval andReplacement ............... 20
UnitAssembly and Parts Diagrams
Model424 ................................................................................... 21-25
Model530A................................................................................. 26-33
Model742 ................................................................................... 34-39
Section 4 · General Product Information Page
Warranty ...................................................................................................... 41

Operator’s Guide
SPECIFICATIONS
A) POWER UNIT 424 530A 742
Engine 3.5HP Briggs I/C 3.5HP Briggs I/C 3.5HP Briggs l/C
(2.6kw) (2.6kw) (2.6kw)
4HP Honda (3kw) 4HP Honda (3kw) 4HP Honda (3kw)
Clutch Belt tensioner Belt tensioner Belt tensioner
Primary drive One V-belt (A-44”) One V-belt (A-44”) One V-belt (A-44”)
Secondary drive Permalube Chain Permalube Chain Permalube Chain
Gear reduction 6:1 6:1 6:1
B) WHEELS
Bearings FRONT – ¾” (1.9 cm) FRONT – ¾” (1.9 cm) FRONT – ¾” (1.9 cm)
sealed sealed sealed
ball bearings with ball bearings with ball bearings with
stamping kit stamping kit stamping kit
REAR - ¾” (1.9 cm) REAR - ¾” (1.9 cm) REAR - ¾” (1.9 cm)
rollerbearing rollerbearing rollerbearing
Rear tires 8” x 2” (20 x 5cm) 8” x 2” (20 x 5cm) 8” x 2” (20 x 5cm)
solid rubber solid rubber solid rubber
Front tire 10” x 6” (25 x 15cm) 10” x 6” (25 x 15cm) 10” x 6” (25 x 15cm)
semi-pneu. semi-pneu. semi-pneu.
C)AERATION
Tines ¾” - (1.9 cm) ¾” - (1.9 cm) ¾” (1.9 cm)
open spoon tine. open spoon tine. open spoon tine.
24 per unit 30 per unit 42 per unit
Aerationwidth 17.5” (44.5 cm) 19” (48.3 cm) 25.5” (64.8 cm)
Holepattern 4.4” x 6.5" 3.8” x 6.5” 3.6” x 6.5”
(11.2 x 16.5cm) (9.7 x 16.5cm) (9 x 16.5cm)
Core depth Up to 3” (7.6 cm) Up to 3” (7.6 cm) Up to 3” (7.6 cm)
Holes per sq ft 6.7 7.7 8.1
Working speed 250 ft/min (4.57 km/h) 250 ft/min (4.57 km/h) 290 ft/min (5.3 km/h)
Productivity Up to 23,000 sq ft/hr Up to 25,000 sq ft/hr Up to 40,000 sq ft/hr
(2137 m2/h) (2323 m2/h) (3716 m2/h)
D) WEIGHTS
Netweight 265 Ibs (120 kg) 288 Ibs (131 kg) 420 Ibs (191 kg)
Shippingweight 209 lbs (132 kg) 355 Ibs (161 kg) 487 Ibs (221 kg)
Removable weights 2 x 36 Ibs (16.3 kg) 2 x 36 Ibs (16.3 kg) 2 x 36 Ibs (16.3 kg)
E) DIMENSIONS
Height 28" (71.1 cm) 37” (94cm) 28” (71 1cm)
w/handle folded w/ handle folded less handle
Heightoverall 49.5" (126 cm) 51.5 (130.8cm) 52” (132cm)
Length 40" (101.6 cm) 39.5 (100.3cm) 33”(83.8cm)
w/handle folded w/ handle folded less handle
Lengthoverall 48" (122 cm) 57.5 (146.1cm) 54” (137cm)
Width 26.5" (67.3 cm) 29.75” (75.6cm) 38” (96.5cm),31”
(78.74cm) w/o wls.
Shipping carton 28" x 29" x 43" 41” x 34” x 30” 41” x 34” x 30”
(71 x 74 x 109 cm) (104 x 86 x 76cm) (104 x 86 x 76cm)
3

4
Figure 1
MODEL 424 - FEATURES AND CONTROLS
Operator’s Guide

5
MODEL 530A - FEATURES AND CONTROLS
Operator’s Guide
Figure 2
Powered
FrontWheel
Removable
Weight
FoldingHandle
LockingCam
Removable
Weight
Engine
Guard
Adjustable
RearWheel
Handle
Stops
Depth/Stability
ControlKnob DriveGuard
ClutchControl
RearWheel
ControlHandle
Note: Serial number is located on the rear of the housing.

6
MODEL 742 - FEATURES AND CONTROLS
Figure 3
Operator’s Guide

7
Operator’s Guide
GENERAL INFORMATION
This manual will assist you in the safe operation
and proper maintenance of your Husqvarna
equipment. Read it thoroughly before attempting
to operate the machine. Call your dealer or
Husqvarna if additional information is required.
The following safety symbols are used
throughout the manual to alert you to information
about unsafe actions or situations:
DANGER indicates immediate hazards that
may result in severe injury or death.
WARNING indicates unsafe actions or
situations that may cause severe injury, death
and/or major equipment or property damage.
CAUTION indicates unsafe actions or
situations that may cause injury, and/or minor
equipment or property damage.
This equipment should not be modified without
the manufacturer’s prior written authorization.
Doing so may not only affect the equipment’s
performance and durability, but also create
safety hazards for the operator and the
surroundings. Warranty will be void if changes
are made to the equipment without the
manufacturer’s prior written authorization.
SAFETY PROCEDURES
DO:
• Read all maintenance and service instructions
before attempting work.
• Read engine manufacturer’s operating and
maintenance instructions.
• Remove spark plug wire before commencing
service.
• Inspect lawn to be aerated and remove rocks,
wire, string and other objects that might present
hazard before starting.
• Indentify and mark all ground objects to be
avoided, such as sprinkler heads, stakes, water
valves, clothes line anchors, etc.
• Use machine for lawn aeration only.
• Keep unsupervised children away from the
equipment.
•Adopt safe lifting and moving techniques when
loading/unloadingandmovingtheequipment.
• Make sure all decals are in place.
DO NOT:
• Do not run engine while servicing.
• Do not use on any surface other than grass.
• Do not operate on slopes exceeding 35%
grade.
• Do not place hands or feet near moving or
rotating parts.
• Do not lift Model 424 alone.
• Do not lift Model 530A.
• Do not lift Model 742
• Do not run engine in an unventilated space.
• Do not run engine while servicing. Remove
spark plug wire before commencing service.
• Do not smoke or allow open flames or sparks
near unit, and always stop the engine when
refueling
• Do not remove guards when operating.
• Do not modify this equipment.
• Do not use this equipment for purposes other
than lawn aeration.

8
The following decals are found on Model 424,530 and 742 aerators. If any are missing or not
legible, replace them before operating aerator.
SAFETY AND INSTRUCTION DECALS
A - Model 424 only (1 EA)
B - Model 530A only (1 EA) C - Model 742 only (1 EA)
D - Models 424, 530A & 742 (2
EA)
F - Models 424, 530A & 742 (1
EA) E - Model 742 only (2 EA)
G1 - Model 530A (1 EA)
G2 - Model 424 & 742 (1 EA)
H - Models 424, 530A & 742 (1 EA)
I - Models 424, 530A & 742 (1 EA) J - Models 424, 530A & 742 (1 EA)
K - Models 530A & 742 (1 EA)
424 (2 EA)
8343 Decal kit, Model 424
7630 Decal kit, Model 530A
7404 Decal kit, Model 742

9
DECAL PLACEMENT - MODELS 424, 530A AND 742
Figure 3
G2
G1
H (on deck
behind
engine)
F (on back
of housing
over tine
rotor)
K (for Models 424 & 742
logo only)
I
E (for Model 742)
D
A (for Model 424)
B (for Model 530)
C (for Model 742)
Throttle Cable
(Model 742 with
Honda only)
J
K

10
Figures 4
Operator’s Guide
ASSEMBLYINSTRUCTIONS
Model 424
1. Remove wooden blocks. Note: Watch for nails
and wood splinters. Wear eye protection.
2. Carefully cut open side of carton.
3. LawnAerator 424 is shipped with handle
folded. Rear wheel control handle strapped
together with the clutch control. First cut
straps, then unfold handle. Lock handle in
position using the cam lock lever.
Model 530A
1. Wear eye protection. Remove wooden blocks.
NOTE: Watch for nails and wood splinters.
2. Carefully cut open side of carton.
3. Lawn Aerator is shipped with handle folded.
Lock handle in position using the cam lock
lever.
3.AR25 LawnAerator is shipped with the handle
detached. Mount the handle using 2 each ½”
wrenches.
(A) Slide handle onto handle mounting
brackets (see Figure 4).
(B) Insert and tighten fasteners, which
are located on handle mounting
brackets (see Figure 5-A). For further
detail on assembly, see parts section.
4. Connect top of control rod to rear wheel
control handle with fasteners located on rear
wheel control handle (see Figure 5-B) For
further detail on assembly, see parts manual.
5. Connect bottom of control rod to OUTER side
of lever on the torque arm using the fastener
assembly (see Figure 5-C).
6. Run the clutch cable through the guide hole in
the handle bracket support bar located at rear
of the deck (see Figure 4).
7.Attach end of cable to the “S” hook located on
the belt idler pulley.
8. (Honda Engines Only) Connect the throttle
cable by attaching the throttle spring to the
throttle/clutch control lever. (see Figure 4)
Model 742
1. Wear eye protection. Remove wooden blocks.
NOTE: Watch for nails and wood splinters.
2. Carefully cut open side of carton.
Figures 5