Koyker KB75 User manual

PARTS MANUAL
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
P one 1-800-456-1107 E-mail koyk[email protected]
Manual No: 677793 10/25/2005

Parts Manual
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 570 9
PHONE [phone] E-MAIL: [e-mail]
10/6/2005

CONTENTS
CONTENTS PAGE
KB75 Backhoe Parts Diagra ........................................................................................ 1
Parts Identification Schedule........................................................................................ 2-3
KB75 Hydraulic Syste Parts Identification Diagra .................................................. 4
KB60/KB75 Valve Control Diagra ............................................................................. 5
Valve Fitting Diagra .................................................................................................... 6
Draw Bar Bracket and 3 Point Stabilizer Kit Diagra .................................................. 7
Racine Six Section Valve Parts Diagra ....................................................................... 8
Racine Six Section Valve Parts Schedule.................................................................... 9-10
KB75 Independent Hydraulic Syste Parts Diagra ................................................... 11
KB75 Independent Hydraulic Syste Parts Schedule ............................................... 12-13
2 1/2” x 14” Dipper Cylinder Parts Diagra ................................................................ 14
2 1/2” x 10” Stabilizer Cylinder Parts Diagra ............................................................ 15
2 1/2” x 20” Boo Cylinder Parts Diagra .................................................................. 16
2 1/2” x 14” Bucket Cylinder Parts Diagra ................................................................ 17
2 1/2” x 10” Swing Cylinder Parts Diagra ................................................................. 18
Cylinder Warranty Infor ation..................................................................................... 19
Warranty Infor ation.................................................................................................... 20

KOYKER KB75 BACKHOE PARTS DIAGRAM
1

PARTS IDENTIFICATION SCHEDULE
KEY PART NUMBER DESCRIPTION QUANTITY
1............... 667200 ................. Main Fra e Weld Asse bly B750 ..................................................... 1
2............... 667201 ................. Swing Mast Weld Asse bly ............................................................... 1
3............... 667202 ................. Boo Weld Asse bly......................................................................... 1
4............... 667203 ................. Dipper Stick Weld Asse bly .............................................................. 1
5............... 667204 ................. Boo Lock .......................................................................................... 1
6............... 667205 ................. Stabilizer Ar (Standard).................................................................... 2
7............... 667206 ................. Stabilizer Pads ..................................................................................... 2
8............... 667207 ................. Bushing, 1-1/4” x 1”............................................................................ 6
9............... 667208 ................. Bushing, 1-1/4” x 1-1/2” ..................................................................... 2
10 ............. 660752 ................. Seat ...................................................................................................... 1
11 ............. 667217 ................. Stabilizer Cylinders ............................................................................. 2
12 ............. 667210 ................. Boo Cylinder .................................................................................... 1
13 ............. 667211 ................. Seat Base ............................................................................................. 1
14 ............. 677212 ................. Bucket Cylinder................................................................................... 1
15 ............. 667213 ................. Dipper Cylinder................................................................................... 1
16 ............. 667214 ................. Swing Cylinder Left Hand (standing behind achine designates left hand) ... 1
16 ............. 667214 ................. Swing Cylinder Right Hand (standing behind achine designates right hand)1
17 ............. 667215 ................. Bucket Link ......................................................................................... 1
18 ............. 667216 ................. Cylinder Link....................................................................................... 2
19 ............. 664417, 660792 ... Bucket 9”, 12” ..................................................................................... 1
19 ............. 660793, 660784 ... Bucket 15”, 18” ................................................................................... 1
20 ............. 664503 ................. Replaceable Tooth Point.......................................................................
20 ............. 667219 ................. Bucket Tooth Shank .............................................................................
20 ............. 667220 ................. Bucket Tooth Shank and Point.............................................................
21 ............. 667508 ................. Roll Pin, 5/16” x 2” ............................................................................. 4
22 ............. 667222 ................. 5/16” x 2” Bolt.................................................................................... 14
23 ............. 672223 ................. 5/16” Locknut..................................................................................... 14
24 ............. 667224 ................. 3/8” x 2-1/2” Bolt ................................................................................ 5
25 ............. 667282 ................. 3/8” Nut ............................................................................................... 5
26 ............. 667226 ................. Capscrew 1/2 x 3-1/2” ......................................................................... 1
NI............. 667410 ................. Locknut 1/2”........................................................................................ 1
35 ............. 666953 ................. Pin, 1” x 7” Swing Cylinder Base ....................................................... 2
36 ............. 667236 ................. Pin, 1” x 6-3/8” Swing Cylinder Rod................................................. 2
37 ............. 667237 ................. Pin, 1-1/4” x 5-1/4” Swing Pivot......................................................... 2
38 ............. 667238 ................. Pin, 1-1/4” x 8-1/8” Boo Pivot ......................................................... 1
39 ............. 667239 ................. Pin, 1” x 7-1/8” Boo Cylinder Rod End........................................... 1
40 ............ 667240 ................. Pin, 1” x 6-1/4” Boo Cyl Base, Dipper Cyl. Base, Stabilizer Pivot. 4
41 ............. 667242 ................. Pin, 1”-1/4” x 8-1/2” Dipper Pivot...................................................... 1
43 ............. 667243 ................. Pin, 1” x 8-1/8” Bucket Link............................................................... 1
44 ............. 667244 ................. Pin, 1-1/4” x 8-1/8 Bucket Pivot ......................................................... 1
45 ............. 667245 ................. Pin, 3/4” x 4-1/2” Stabilizer Cylinder Rod.......................................... 2
46 ............. 667246 ................. Pin, 3/4” x 5-1/4” Stabilizer Pad ......................................................... 2
47 ............. 667248 ................. Washer, 1-14/” I.D. ............................................................................. 2
48 ............. 667249 ................. Valve Cover......................................................................................... 1
49 ............. 667240 ................. Pin, 1” x 6-3/8” Stick base .................................................................. 1
50 ............. 667234 ................. Pin, 1” x 5-3/4”.................................................................................... 2
51 ............. 667221 ................. Roll Pin, 5/16” x 2-1/2”....................................................................... 1
2

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 Cla p ..................................................................... 2
NI............. 666954 ................. Pins, 3/4” x 2-1/2” Drawbar ................................................................ 4
NI............. 666949 ................. Zerk Threaded 1/4”............................................................................. 28
NI............. 666950 ................. Zerk Threaded 90° 1/4”....................................................................... 2
3

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.............. 667257 ................. Hose, 6P-115” 6JFS-6JFS Bucket....................................................... 1
E............... 667258 ................. Hose, 4P-119” 6JM-6JFS Bucket........................................................ 1
G.............. 667260 ................. Hose, 4P-46” 6JFS-6JFS Stabilizer..................................................... 2
H.............. 667261 ................. Hose, 4P-42” 6JFS-6JFS Stabilizer..................................................... 2
J&K.......... 667263 ................. Hose, 4P-29” 6FJS-6JFS Swing.......................................................... 2
L............... 667266 ................. Hose, 4P2-64” 6JM-6JFS Boo ......................................................... 1
M.............. 677265 ................. Hose, 6P2-65” 6JM-6JFS Boo ......................................................... 1
N.............. 667267 ................. Hose, 4P-16” 6JFS-6JFS ..................................................................... 1
O.............. 667254 ................. Hose, 8P-50” 8JFS Return “Blue Tip”................................................ 1
1............... 667587 ................. 863B x 6 Elbow................................................................................... 2
................. 667586 ................. LH Manifold Cushion (old style prior to 10-01-99 not shown) .................... 1
................. 667585 ................. RH Manifold Cushion (old style prior to 10-01-99 not shown) .................... 1
NOTE: New Style Swing Manifolds rigidly secured to Barrel Asse .
4............... 668246 ................. Swing Cylinder (old style prior to 10-01-99)............................................. 2
4............... 668245 ................. LH Swing Cylinder (units fg after 10-01-99).......................................... 1
4............... 667214 ................. RH Swing Cylinder (units fg after 10-01-99) ......................................... 1
5............... 667588 ................. 853B x 6 Elbow................................................................................... 2
4

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............... 667272................. .3/8 N.F. Ja Nu .............................................................................. 1
6............... 665624................. Main Control Lock Collar................................................................... 2
7............... 667273................. L.H. Control Trunion .......................................................................... 1
8............... 667274................. R.H. Control Trunion.......................................................................... 1
9............... 667275................. Adjustable Control Links.................................................................... 2
10............. 665610................. Stabilizer Control Levers .................................................................... 2
11............. 667277................. Shoulder Bolt 5/16” x 7/8” ................................................................. 2
12............. 667278................. 5/16” N.C. Nut .................................................................................... 2
13............. 667279................. 1/4” x 3/4” Clevis Pin ......................................................................... 4
14............. 667577................. Plastic Knobs ...................................................................................... 4
15............. 667280................. 3/8” x 1-1/2” Carriage Bolts ............................................................... 3
16............. 667281................. 3/8” Flat Washer ................................................................................. 6
17............. 667282................. 3/8” N.C. Nuts..................................................................................... 6
18............. 667283................. Fe ale Spool End ............................................................................... 4
19............. 664714................. Plastic Control Cover.......................................................................... 1
NI ............ 667284................. Cotter 1-16” x 3/4”.............................................................................. 4
NI ............ 667231................. Self-Tapping Screws........................................................................... 2
5

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............... 667253 ................. 8508 x 8 x 10 Straight Thread O-Ring Connector .............................. 2
6

DRAW BAR BRACKET AND 3-PT STABILIZER KIT DIAGRAM
KEY PART NUMBER DESCRIPTION QUANTITY
1............... 667287 ................. Draw Bar Bracket ................................................................................ 1
2............... 667288 ................. U-Bolt 5/8” x 2-1/2” x 2-3/4”............................................................. 2
3............... 667289 ................. Spacer Bar ........................................................................................... 2
4............... 667290 ................. Adjustable Stabilizer Linkage CAT I .................................................. 2
5............... 667291 ................. 3/4” x 4-1/2” Pins w/Handle Loop ...................................................... 5
6............... 667292 ................. 1/4” Lynch Pins ................................................................................... 5
7............... 667247 ................. 7/8” x 4-1/2” Hitch Pin w/ Handle ...................................................... 2
8............... 664529 ................. Locking Bar Asse bly KB75 ............................................................. 1
9............... 665643 ................. Eyebolt 3/4” x 7”................................................................................. 2
10 ............. 667298 ................. 3/4” Nut ............................................................................................... 2
11 ............. 667299 ................. 3/4” Ja Nut........................................................................................ 2
12 ............. 667319 ................. 3/4” Lock Washer................................................................................ 2
NI............. 667293 ................. 5/8” x 3-1/2” Capscrews...................................................................... 1
NI............. 667294 ................. 3/4” x 3-1/2” Capscrews...................................................................... 1
NI............. 667295 ................. 5/8” Flat Washer.................................................................................. 1
NI............. 667296 ................. 5/8” Nuts.............................................................................................. 5
NI............. 667297 ................. 5/8” Ja Nuts ...................................................................................... 5
NI............. 667298 ................. 3/4” Nut ............................................................................................... 1
NI............. 667299 ................. 3/4” Ja Nut........................................................................................ 1
7