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PARTS MANUAL
Manual No: 677793
10/25/2005
KB75
BACKHOE
IMPORTANT-KOYKER DEALER
BE SURE THIS MANUAL IS GIVEN TO THE
PURCHASER FOR FUTURE REFERENCE
KOYKER MFG. CO., P.O. BOX 409,
LENNOX, SD 57039
Phone 1-800-456-1107 E-mail koyker@koykermfg.com

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Summary of Contents for Koyker KB75

  • Page 1 PARTS MANUAL Manual No: 677793 10/25/2005 KB75 BACKHOE IMPORTANT-KOYKER DEALER BE SURE THIS MANUAL IS GIVEN TO THE PURCHASER FOR FUTURE REFERENCE KOYKER MFG. CO., P.O. BOX 409, LENNOX, SD 57039 Phone 1-800-456-1107 E-mail koyker@koykermfg.com...
  • Page 2 Parts Manual 10/6/2005 KB75 BACKHOE IMPORTANT– KOYKER DEALER BE SURE THIS MANUAL IS GIVEN TO THE PURCHASER FOR FUTURE REFERANCE KOYKER MFG. CO., P.O. BOX 409 LENNOX,SD 57039 PHONE 1-800-456-1107 E-MAIL: KOKYKER@KOYKERMFG.COM...
  • Page 3: Table Of Contents

    PAGE KB75 Backhoe Parts Diagram ..................1 Parts Identification Schedule ..................2-3 KB75 Hydraulic System Parts Identification Diagram ..........4 KB60/KB75 Valve Control Diagram ................5 Valve Fitting Diagram ....................6 Draw Bar Bracket and 3 Point Stabilizer Kit Diagram ..........7 Racine Six Section Valve Parts Diagram ...............
  • Page 4: Kb75 Backhoe Parts Diagram

    KOYKER KB75 BACKHOE PARTS DIAGRAM...
  • Page 5: Parts Identification Schedule

    PARTS IDENTIFICATION SCHEDULE KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667200 ....Main Frame Weld Assembly B750 ............. 1 2 ....667201 ....Swing Mast Weld Assembly ............... 1 3 ....667202 ....Boom Weld Assembly ................. 1 4 ....667203 ....Dipper Stick Weld Assembly .............. 1 5 ....
  • Page 6 PARTS IDENTIFICATION SCHEDULE CONT. KEY PART NUMBER DESCRIPTION QUANTITY NI ..... 667247 ....Pin, 7/8” x 4-3/8” Hitch ............... 2 NI ..... 667231 ....Self-Tapping Screw ................4 NI ..... 667232 ....Hose Hold Down Clamp ..............2 NI ..... 666954 ....Pins, 3/4” x 2-1/2” Drawbar ..............4 NI .....
  • Page 7: Kb75 Hydraulic System Parts Identification Diagram

    HYDRAULIC SYSTEM PARTS DIAGRAM KEY PART NUMBER DESCRIPTION QUANTITY A ....667254 ....Hose, 8P-50” 8JFS Pressure “Red Tip” ..........1 B ....667255 ....Hose, 4P2-102” 6JFS-6JFS Stick Pivot..........1 C ....665630 ....Hose, 6P2-85” 6JFS-6JFS Stick ............1 D ....
  • Page 8: Kb60/Kb75 Valve Control Diagram

    KB60 AND KB75 VALVE CONTROL DIAGRAM KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667269 ....Main Control Base ................1 2 ....665609 ....Main Control Lever ................2 3 ....667270 ....Short Spherical Link ................1 4 ....667271 ....Long Spherical Link ................1 5 ....
  • Page 9: Valve Fitting Diagram

    VALVE FITTING DIAGRAM KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667250 ....850 x 6 x 8 Straight Thread O-Ring Connector ......... 12 2 ....667251 ....8538 x 8 x 10 Straight Thread O-Ring 90° Elbow ......1 3 ....667252 ....Power Beyond Sleeve ................1 4 ....
  • Page 10: Draw Bar Bracket And 3 Point Stabilizer Kit Diagram

    6 ....667292 ....1/4” Lynch Pins ................... 5 7 ....667247 ....7/8” x 4-1/2” Hitch Pin w/ Handle ............2 8 ....664529 ....Locking Bar Assembly KB75 ............. 1 9 ....665643 ....Eyebolt 3/4” x 7” ................. 2 10 .....
  • Page 11: Racine Six Section Valve Parts Diagram

    RACINE SIX SECTION VALVE PARTS DIAGRAM...
  • Page 12: Racine Six Section Valve Parts Schedule

    RACINE SIX SECTION VALVE SCHEDULE KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667300 ....#10 S.A.E Plug Assembly ..............2 2 ....667301 ....Outlet Manifold Section with #10 ............1 3 ....667302 ....Valve Section With #8 Opening ............5 4 ....
  • Page 13 RACINE SIX SECTION VALVE SCHEDULE CONT. KEY PART NUMBER DESCRIPTION QUANTITY 49 ..... 667340 ....Valve Body ..................1 50 ..... 667341 ....Spool Float-Boom Spool Only ............1 52 ..... 667342 ....Spring Retainer ..................1 53 ..... 667343 ....Spool End Float ................... 1 54 .....
  • Page 14: Kb75 Independent Hydraulic System Parts Diagram

    KB75 INDEPENDENT HYDRAULIC SYSTEM PARTS DIAGRAM...
  • Page 15: Kb75 Independent Hydraulic System Parts Schedule

    KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667350 ....KB75 Oil Reservoir ................1 1 ....667351 ....Filter Screen..................1 3 ....667352 ....Street EL 1” 90° .................. 1 4 ....667598 ....Hose Barb 1” ..................1 5 ....
  • Page 16 660757 1000 RPM SYSTEM KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667350 ....KB75 Oil Reservoir ................1 1 ....667351 ....Filter Screen..................1 3 ....667352 ....1” ST EL ....................1 4 ....667598 ....Hose Barb 1” ..................1 5 ....
  • Page 17: 1/2" X 14" Dipper Cylinder Parts Diagram

    2-1/2” x 14” DIPPER CYLINDER PARTS DIAGRAM Part No. 667213 KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667376 ....Barrel Assembly .................. 1 2 ....667377 ....Capscrew, 7/8” ..................1 3 ....667378 ....Dyna Seal, 7/8” ................... 1 4 ....
  • Page 18: 1/2" X 10" Stabilizer Cylinder Parts Diagram

    2-1/2” x 10” STABILIZER CYLINDER PARTS DIAGRAM Part No. 667217 KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667390 ....Barrel Assembly .................. 1 2 ....667377 ....Capscrew, 7/8 ..................1 3 ....667378 ....Dyna Seal, 7/8 ..................1 4 ....
  • Page 19: 1/2" X 20" Boom Cylinder Parts Diagram

    2-1/2” X 20” BOOM CYLINDER PARTS DIAGRAM Part No. 667210 KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667392 ....Barrel Assembly .................. 1 2 ....667377 ....Capscrew, 7/8” ..................1 3 ....667378 ....Dyna Seal, 7/8” ................... 1 4 ....
  • Page 20: 1/2" X 14" Bucket Cylinder Parts Diagram

    2-1/2” X 14” BUCKET CYLINDER PARTS DIAGRAM Part No. 667212 KEY PART NUMBER DESCRIPTION QUANTITY 1 ....667394 ....Barrel Assembly ................... 2 ....667377 ....Capscrew, 7/8” ..................1 3 ....667378 ....Dyna Seal, 7/8” ................... 1 4 ....667379 ....Piston ....................1 5 ....
  • Page 21: 1/2" X 10" Swing Cylinder Parts Diagram

    2-1/2” X 10” SWING CYLINDER PARTS DIAGRAM Part No. 668245 LH Part No. 667214 RH KEY PART NUMBER DESCRIPTION QUANTITY 1 ....666960 ....Barrel Assembly RH................1 1 ....667396 ....Barrel Assembly LH ................1 2 ....667377 ....Capscrew, 7/8” ..................1 3 ....
  • Page 22: Cylinder Warranty Information

    (1) year from sale to original purchaser. Any defective cylinder reported to Koyker within one (1) year from sale by dealer to original purchaser will be replaced after properly inspected by Koyker. In such case, notify your Ko- yker Dealer and he will give you proper instructions.
  • Page 23: Warranty Information

    KOYKER in investigating and determining the cause of such accident of occurrence. In the event that user fails to gives such notice to KOYKER and so cooper- ate, user agrees to indemnify and waive KOYKER harmless from all loss or damage arising from such accident or occurrence.

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