Alamo T 7740 manual Buzz Bar Head Motor Coupler Coupler Update Kit

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SERVICE BULLETIN No. 021202

Alamo Industrial Technical Services Department

1502 East Walnut

Seguin, Texas 78155

830-372-2708

	Models: Machete Boom, A-Boom & Slope Mower Models			Bulletin No:		Date:
		with Buzz Bar Head Option		021202
				021202		Feb. 12, 2002
						Feb. 12, 2002

	Parts:	Labor:	Old Parts Disposition:		Termination Date:
	100 % at Dealer Net	5.0 hrs. at Dealer registered	Hold All Parts for Return		May 20, 2002
		Shop Rate	under Warranty Policy

Buzz Bar Head Motor Coupler Coupler Update Kit:

Subject:

Buzz Bar Motor to Spindle drive components may fail prematurely due to misalignment of the Motor and Spindle. Complete instructions for changing Buzz Bar motor to spindle components for Machete, A-Boom, Versa Boom, Slopemower & Rear Mount Boom units will be provided with each Kit.

Service Required: Use Information that is included with appropriate kit listed below, to change Drive Spindle, Motor Mount, and Motor Coupler components on all Buzz Bar Head Attachments for the Alamo Industrial Boom Models manufactured before Feb. 2002

Parts Required: Two Service Kits are available. (These are major Update Kits)

Part No.	Qty	Description
02978335	1	Coupler Drive Asy Repair Kit. (For Machete Models)
02978336	1	Coupler Drive Asy Repair Kit. (For All Other Models)

Kits above will include the required parts as well as the required Hardware, The Kits will also include an Instruction Sheet P/N 02978337 which has details on how to perform repairs. Read these instruction sheets completely before beginning any repairs. If any problems please contact Alamo Industrial Technical Service Department for further details.

NOTE: This Service Bulletin Printed this date Oct. 22, 2003 will void any other version of this service bulletin printed prior to this date. Termination date for this service Bulletin was May 20, 2002.

Warranty Compensation will be provided following proper filing of warranty claim in accordance with the Alamo Industrial Warranty Policy. Claim allowance may vary in accordance with laws governing a specific region. Any Warranty associated with this service bulletin must be within authorized dates.

MACHETE

© 2005 Alamo Group Inc.

2-27

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Contents Edition Information Service BulletinsPage Information & Service Bulletins Introduction Index Machete Section Service Bulletins Alamo Group Inc Section Subject Pulley Fastening to Cutter Shaft of Flail Axe HeadMachete Models Failures of the mower push-pull switchInformation Bulletin 092895 from previous Technical Information BulletinParts Needed Welding ProcedureInformation Bulletin 121495 from previous Corrective Action New Parts Old Parts New Piston Pump used on MacheteNew Seal Protector Added to Blade Bar Assembly Information Bulletin 032596 from previous Oil Leaking from new single Acting Hydraulic Cylinders Dead Batteries on New tractors Cracks in Main Frame Information Bulletin 010397 from previous Interference between Tube Clamps and Main Frame Valve Block O-Ring Replacement Kit available King Pin and Boom Pin Bushing Drivers Available Machete Hitch Post Replacement Kits Hitch Post Replacement KitsRepair Procedures Flanges to prevent rust Information Bulletin 041797-1 from previousKit Numbers Cylinder & Linkage Pin Replacement KitsInformation Bulletin 041797-2 from previous Tilt Link Arm Stop New Thick Blade Bar & Larger Bolts Procedure Joystick Power Cut Off SwitchParts needed Parts Required Cylinder, Link Arm, Turning Arm & Hitch Post Pin Update KitUpdate Kits Combined Kit P/N Machete Following parts are required to make this modification Lock Valve Installation InstructionsElectrical connection Information Bulletin 120697 from previousTo Valve Eleminate Erratic Boom movement Part Numbers required Hood to Frame Interference on TS Series TractorsNew Holland TS Series Fuel Filter New Oil Filter Kit P/N Spindle Oil Filler Kit P/N When to Change Filter Filter Maintenance ProcedureElement Service Procedure Control Valve Relocation Change in the availability of rebuilt components Filter Kit to Update Control Valve System Kit P/N Filter Maintenance Procedure Buzz Bar Drive Coupling Design change Conversion Spindle Bearing Lubrication UpdateRecommended Brands of Hydraulic Oil Effective February 18 Warranty RepairsFactory Spoke Cast Pulley Information Bulletin 041503 from previous Recommended Tools Installation ProcedureProtection of Lexan Sheets Information Bulletin 102103 from previous KIts Available Driveline Update KitPulley Spacer Information Bulletin 011304 from previousMachete Service Bulletins Service Required Joystick ReplacementParts Labor Old Parts Disposition Termination Date Motor to Spindle Bolt Replacement King Post Pin Replacement Longer Pins Machete Rear Flap Bracket, Machete Rotary Head Service Bulletin 962503-1 from previous Service BulletinLower Crossmember Kit Installation Frame Rail Reinforcement, LH Frame Rail Joystick Control of Boom Movement Restrictor Installation Tilt Cylinder Function Parts Required Turning Arm King Pin Replacement Kits Turning Arm King Pin UpgradesNext Service Bulletin 971903 from previous Boom Hinge Point Pin Upgrades Service Bulletin 972103 from previous Restrictor Installation Lift & Dipper Cylinder Function Upper King Pin Bushing Slipping Blade Bolt Inspection / Recall Lower Cross Member Reinforcement Kit P/N Units Serial Numbers Model T New Holland T7740 & T6640 A/C Drier CampaignModel T6640 Special NoteUnits Serial Numbers New Holland TS Tractor Inspection CampaignTurning Arm Pin Update Kit P/N Service Bulletin 991012 from previous Repair Plates Dipper Boom Reinforcement PlatesValve Pressure Filter Kit Buzz Bar Head Motor Coupler Re-Design Buzz Bar Head Motor Coupler Coupler Update Kit Blade Bolt Inspection Blade Carrier Retaining Bolts 222Service Instructions Port Plug Update SubjectAll Brahmas Parts RequiredPage Alamo Group Inc