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CONGRATULATIONS!

You have invested in the best implement of its type on the market today.

The  care  you  give  your  Bush  Hog  implement  will  greatly  determine  your  satisfaction  with  its
performance and its service life. We urge a careful study of this manual to provide you with a
thorough  understanding  of  your  new  implement  before  operating,  as  well  as  suggestions  for
operation and maintenance.

If your manual should become lost or destroyed, Bush Hog will be glad to provide you with a
new copy. Order from Bush Hog, 2501 Griffin Ave., Selma, Alabama 36703. Most of our man-
uals can also be downloaded from our website at www.bushhog.com.

As an authorized Bush Hog dealer, we stock genuine Bush Hog parts which are manufactured
with the same precision and skill as our original equipment. Our trained service personnel are
well informed on methods required to service Bush Hog equipment,
and are ready and able to help you.

Should you require additional information or assistance, please contact us.

YOUR AUTHORIZED

BUSH HOG DEALER

BECAUSE BUSH HOG MAINTAINS AN ONGOING
PROGRAM OF PRODUCT IMPROVEMENT, WE 
RESERVE THE RIGHT TO MAKE IMPROVEMENTS IN 
DESIGN OR CHANGES IN SPECIFICATIONS WITH-
OUT INCURRING ANY OBLIGATION TO INSTALL 
THEM ON UNITS PREVIOUSLY SOLD.

BECAUSE OF THE POSSIBILITY THAT SOME
PHOTOGRAPHS IN THIS MANUAL WERE TAKEN OF 
PROTOTYPE MODELS, PRODUCTION MODELS MAY 
VARY IN SOME DETAIL. IN ADDITION, SOME
PHOTOGRAPHS MAY SHOW SHIELDS REMOVED 
FOR PURPOSES OF CLARITY. NEVER OPERATE
THIS IMPLEMENT WITHOUT ALL SHIELDS IN PLACE.

Summary of Contents for AIR TUNNEL FINISHING MOWER ATH 900

Page 1: ...MBLY l OPERATION l MAINTENANCE 04 09 Rev 1 4 00 90789 A AT TH H 9 90 00 0 A Ai ir r T Tu un nn ne el l F Fi in ni is sh hi in ng g M Mo ow we er r O Op pe er ra at to or r s s M Ma an nu ua al l BUSH...

Page 2: ...ler we stock genuine Bush Hog parts which are manufactured with the same precision and skill as our original equipment Our trained service personnel are well informed on methods required to service Bu...

Page 3: ...r Operator s responsibility to read the Operator s Manual to operate lubricate maintain and store the product in accordance with all instructions and safety procedures Failure of the operator to read...

Page 4: ...stallation other than cost approved by Bush Hog duty taxes charges for normal service or adjustment loss of crops or any other loss of income rental of substitute equipment expenses due to loss damage...

Page 5: ...rqued to specifications given in Torque Chart r 6 All decals in place and readable See decal page o 7 Overall condition good i e paint welds o 8 Operators manual has been delivered to owner and he has...

Page 6: ...y passengers 6 Keep the area of operation clear of all persons particularly small children and pets The operator should cease mowing whenever anyone comes within the operating area 7 Clear the work ar...

Page 7: ...not limited to instructions to Keep all guards in place when the machine is in operation Permit no riders on equipment Stop engine disconnect the power source and wait for all machine movement to stop...

Page 8: ...rses or any maintained area where a clean uniform finish is desired Three paral lel uplift blades form a suction during operation to lift the grass before cutting it The four caster wheel arrangement...

Page 9: ...box input shaft Shut down tractor leaving cutter in position of greatest distance SECURELYBLOCK CUTTER IN POSITION F Hold down driveline sections parallel to each other and check for minimum 6 inches...

Page 10: ...e certain driveline shielding is in place and in good condition Figure 2 4 Figure 2 5 MAKE CERTAIN DRIVELINE YOKES ARE SECURELY FASTENED FAILURE TO DO SO MAY RESULT IN SERIOUS INJURY L Raise cutter of...

Page 11: ...stem above caster arm and install pin to retain E Repeat operation for all caster wheels Make certain all wheels are adjusted to the same height 3 3 OPERATION A Perform BEFORE EACH USE maintenance lis...

Page 12: ...ion listen for abnormal sounds which might indicate loose parts damaged bearings or other damage Correct any deficiency before con tinuing operation AFTER EACH USE 1 Clean all debris from machine espe...

Page 13: ...ension by loosening the two 3 8 hex nuts on the spring adjustment rod Figure 4 1C C Remove old belt D Install new belt referring to the diagram below also refer to the decal on the mower deck Be sure...

Page 14: ...s Streaking or Windrowing Possible build up Clean cutter of material under cutter Cutter not level See SECTION III Worn blades Replace blades Belt slipping Adjust belt per paragraph 4 3 Noisy Cutter...

Page 15: ...fety glasses when hammering grinding or drilling metal parts SECTION V DEALER ASSEMBLY CAUTION 13 10 If the assembly calls for welding or cutting be sure that there are no flammable materials close at...

Page 16: ...olt 2 5 8 pivot tube and lock nut Figure 5 5 F Place two long spacers on the caster stems and insert into caster arms Place two long spacers and two short spacers on the caster stem above the caster a...

Page 17: ...can occur to safety decals either through shipment use or reconditioning Bush Hog will upon request provide safety decals for any of our products in the field at no charge Contact your authorized Bus...

Page 18: ...2 UNF 553 749 1241 1682 2013 2728 2 1 16 1 3 8 6 UNC 655 887 1470 1992 2382 3228 2 1 16 1 3 8 12 UNF 746 1011 1672 2266 2712 3675 2 1 4 1 1 2 6 UNC 870 1179 1950 2642 3161 4283 2 1 4 1 1 2 12 UNF 979...

Page 19: ......

Page 20: ...2501 Griffin Ave l l Selma AL 36703 Telephone 334 874 2700 l l www bushhog com...

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