background image

G. Clamp end of driveline in a vice.  Cut off shield

where marked. (Figure 2-3).

Figure 2-3

H.  Using  cut  off  section  of  shield  as  a  guide,  cut

shaft the same amount. (Figure 2-4)

I. Repeat steps “G” and “H” to other driveline sec-

tion.

J.  Deburr  ends  of  driveline  sections  and  clean

away all chips and filings. (Figure 2-5)

K.  Apply  multi-purpose  grease  to  outside  of  male

driveline  section.  Assemble  driveline  and  install  on
tractor  and  cutter.  Pull  on  each  driveline  section  to
be sure yokes lock into place. Make 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  off  ground  and  adjust  lower  lift

arms to level cutter right to left. Refer to tractor oper-
ator’s manual.

M.  Lower  cutter  to  work  position.  Adjust  tractor

top  link  to  position  cutter  top  flex  link  as  shown  in
Figure 2-6. This allows cutter to “float” during opera-
tion.  Also  lower  the  tractor  lift  arms  so  that  lower
links can also “float”.

N.  Adjust  tractor  sway  chains,  stabilizer  bar  or

equivalent to prevent side sway.

Figure 2-6 Flex-Link

DANGER

9

Tractor 

Top Link

Tractor

Lower Lift Arm

Lower Link In

Floating Position

Lower Link

Assembled In

“Close To Tractor”

Position

Summary of Contents for EFM 480

Page 1: ...OPERATION l l MAINTENANCE 04 09 Rev 1 4 00 50024642 EFM 480 600 Economy Finishing Mower Operator s Manual BUSH HOG...

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

Page 3: ...erator 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 the...

Page 4: ...allation 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 d...

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

Page 6: ...the equipment safety signs These words are intended to alert the viewer to the existence and the degree of hazard seriousness This signal word indicates a potentially hazardous situation which if not...

Page 7: ...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 8: ...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 9: ...lean uni form finish is desired Parallel uplift blades form a suction during operation to lift the grass before cut ting it The four caster wheel arrangement along with the floating lift linkage and o...

Page 10: ...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 11: ...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 off ground and adjust lower lift arms...

Page 12: ...the same height 3 3 OPERATION A Perform BEFORE EACH USE maintenance list in paragraph 4 1 B Start tractor Lower cutter until it is supported by caster wheels Position tractor lower lift arms as shown...

Page 13: ...ich 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 especially under side of deck underne...

Page 14: ...Bush Hog replacement parts A Remove right and left side shields B Relieve spring tension by loosening the two 1 2 hex nuts on the spring adjustment rod Figure 4 1 C C Remove old belt D Install new be...

Page 15: ...Check all bolts for tightness Low oil in gearbox Check oil per paragraph 4 2 Rapid Blade Wear Blade contacting Adjust cutting height to cutting edge ground eliminate ground contact Cutter Vibrating C...

Page 16: ...ASSEMBLY CAUTION AFTER COMPLETING ANY ASSEMBLY STEP THOROUGHLY READ THE NEXT STEP IN THE ASSEMBLY INSTRUCTIONS BEFORE PRO CEEDING WITH THAT STEP 11 After completing assembly thoroughly inspect the mac...

Page 17: ...on mounting brackets G If front roller is purchased install by securing the right and left roller mounts to the deck in the holes provided by using 3 8 x 1 carriage bolts flat washers lockwashers and...

Page 18: ...LIC SYSTEM RELEASE TO AVOID SERIOUS INJURY OR DEATH SHUT OFF TRACTOR ENGINE REMOVE KEY SECURE TRACTOR PARKING BRAKE AND BLOCK UP OR SECURELY SUPPORT IMPLEMENT BEFORE WORKING UNDERNEATH STAND CLEAR IF...

Page 19: ...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 20: ...2501 Griffin Ave l l Selma AL 36703 Telephone 334 874 2700 l l www bushhog com...

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