JLG 26MRT Parts Manual

4 (2)

Illustrated Parts Manual

Model 26MRT

P/N

3120792

October 17, 2013

REVISION LOG

February 4, 2000 - Original Issue Of Manual (Was part of complete Manual #3123003) (Edited to 0010520 Revision 37) October 30, 2000 - Revised (Edited to 0010520 Revision 37)

February 25, 2004 - Revised

September 15, 2007 - Revised

June 24, 2011 - Revised

October 17, 2013 - Revised

3120792

A

REVISION LOG

B

3120792

TABLE OF CONTENTS

FIGURE NO.

TITLE

PAGE NO.

SECTION 1 - FRAME . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . .1-1

1-1 FRAME AND STEERING INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-2 1-2 REAR DRIVE INSTALLATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-4 1-3 DRIVE MOTOR ASSEMBLY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-8 1-4 DRIVE BRAKE ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-10 1-5 DRIVE AXLE ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-12 1-6 FRAME MOUNTED COMPONENTS INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . .1-14 1-7 HYDRAULIC DRIVE GENERATOR INSTALLATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-18

SECTION 2 - GROUND COMPONENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1

2-1 CONTROL VALVES & TANKS INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-2 2-2 CONTROL VALVES ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-6 2-3 VANGUARD GAS ENGINE INSTALLATION (PRIOR TO S/N 48113) . . . . . . . . . . . . . . .2-8 2-4 VANGUARD GAS ENGINE INSTALLATION (S/N 48113 TO PRESENT). . . . . . . . . . . . .2-14 2-5 DUAL FUEL INSTALLATION (VANGUARD MACHINES ONLY) . . . . . . . . . . . . . . . . . . .2-18 2-6 YANMAR DIESEL ENGINE INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-22 2-7 PISTON PUMP ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-26 2-8 GEAR PUMP ASSEMBLY (YANMAR ENGINE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-28 2-9 GROUND CONTROLS INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-30 2-10 HOOD INSTALLATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-36

SECTION 3 - SCISSOR ARMS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1

3-1 SCISSOR ARMS INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-2

SECTION 4 - PLATFORM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

4-1 PLATFORM COMPONENTS INSTALLATION - MANUALLY OPERATED

EXTENSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-2 4-2 STANDARD HANDRAILS & EXTENSION INSTALLATION (MANUALLY

OPERATED PLATFORM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-6 4-3 WIDE PLATFORM HANDRAILS & EXTENSION INSTALLATION (MANUALLY

OPERATED PLATFORM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-10 4-4 FOLDDOWN HANDRAILS & EXTENSION INSTALLATION (MANUALLY

OPERATED PLATFORM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-14 4-5 PLATFORM CONSOLE BOX ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-18 4-6 CONTROLLER ASSEMBLY (PRIOR TO S/N 58990) . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-22 4-7 CONTROLLER ASSEMBLY (S/N 58990 TO PRESENT) . . . . . . . . . . . . . . . . . . . . . . . . .4-24

SECTION 5 - CYLINDERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

5-1 LIFT CYLINDER COMPONENTS ASSEMBLY (PRIOR TO S/N 26916) . . . . . . . . . . . . .5-2 5-2 LIFT CYLINDER COMPONENTS ASSEMBLY (S/N 26916 TO PRESENT) . . . . . . . . . . .5-6 5-3 STEER CYLINDER ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-10

SECTION 6 - HYDRAULIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

6-1 HYDRAULIC DIAGRAM - STANDARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-2 6-2 HYDRAULIC DIAGRAM LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-6

3120792

i

TABLE OF CONTENTS

FIGURE NO.

TITLE

PAGE NO.

SECTION 7 - ELECTRICAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . 7-1

7-1

ELECTRICAL DIAGRAM LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . 7-2

7-2

ELECTRICAL SCHEMATIC - VANGUARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . 7-4

7-3

ELECTRICAL SCHEMATIC - YANMAR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . 7-6

7-4

HARNESS AND CABLE ASSEMBLIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . 7-8

SECTION

8 - DECALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8-1

8-1

DECALS INSTALLATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8-2

SECTION 9 - RECOMMENDED SERVICE PARTS STOCK . . . . . . . . . . . . . . . . . . . . . . . . 9-1 SECTION 10 - SPECIAL OPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1

ii

3120792

 

SECTION 1 FRAME

 

 

 

 

 

 

 

S

 

 

 

 

 

 

 

 

 

 

E

 

 

TABLE OF CONTENTS

 

 

 

 

 

 

 

C

 

FIGURE

DESCRIPTION

PAGE

 

T

 

 

 

 

 

 

 

 

I

 

1-1

Frame And Steering Installation

1-2

 

 

 

 

 

1-2

Rear Drive Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 1-4. .

 

O

 

1-3

Drive Motor Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 1-8. .

 

 

1-4

Drive Brake Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 1-10. .

 

N

 

1-5

Drive Axle Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 1-12. .

 

 

 

1-6

Frame Mounted Components Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 1-14. .

 

1

 

1-7

Hydraulic Drive Generator Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 1-18. .

 

 

 

 

 

 

F

 

 

 

 

 

R

 

 

 

 

 

A

 

 

 

 

 

M

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

3120792

1-1

S E C T I O N

1

F

R A M E

SECTION 1 FRAME

FIGURE 1-1. FRAME AND STEERING INSTALLATION

13

15

14

 

12

17

 

11

 

10

9

3

18

16 201

2

16

201

18

6

4

5

 

 

6

 

 

 

 

 

102

 

 

 

 

7

8

105

 

 

 

 

 

 

 

 

 

 

 

101

 

 

 

 

 

 

107

1

 

 

 

103

104

 

 

 

 

 

 

19

 

 

 

204

 

 

 

 

 

 

 

20

203

 

 

 

 

 

 

 

 

 

 

205

 

106

1-2

3120792

SECTION 1 FRAME

.

FIGURE 1-1. FRAME AND STEERING INSTALLATION

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

 

FRAME WELDMENT OPTIONS:

1

 

 

2360388

Prior to S/N 27658

 

 

 

2360413

S/N 27658 to Present

 

 

 

0255118

STEERING & SPINDLES INSTALLATION

Ref.

8

1

2780221

Hub Assembly (Includes Items 101-107)

2

 

2

4130286

Spindle Weldment (Includes Items 201-205)

2

 

3

3422610

Kingpin

2

 

4

3450810

Pin, Cotter 1/4” x 2 1/2”

2

 

5

3313003

Nut, Slotted 1 1/4”-7NC

2

 

6

0440162

Washer, Thrust

2

 

7

0642016

Bolt 5/8”-16NC x 2”

2

 

8

3312005

Locknut 5/8”-16NC

2

 

9

3841146

Rod-End

2

 

10

3322002

Nut, Jam 5/8”-16NC

2

 

11

 

Steer Cylinder Assembly (See Section 5 For Breakdown)

1

 

 

 

Options:

 

 

 

1683239

Prior to S/N 46538

 

 

 

1683697

S/N 46538 to Present

 

 

12

3340644

Pad, Wear

1

 

13

0641508

Bolt 5/16”-18NC x 1”

1

 

14

3311505

Locknut 5/16”-18NC

1

 

15

4751500

Flatwasher 5/16”

2

 

16

3020022

Grease

A/R

 

17

4070809

Shim

A/R

 

18

3780182

O-Ring

4

 

19

 

Nut, Wheel Options:

10

 

 

3300255

Prior to S/N 32539

 

 

 

3300407

S/N 32539 to Present

 

 

20

4752200

Flatwasher 3/4”

2

 

 

2780221

HUB ASSEMBLY

Ref.

 

101

7012519

Cup, Bearing - Inner (1 Per Hub)

2

 

102

7012520

Cone, Bearing - Inner (1 Per Hub)

2

 

103

7012521

Cup, Bearing - Outer (1 Per Hub)

2

 

104

7012522

Cone, Bearing - Outer (1 Per Hub)

2

 

105

7012523

Seal (1 Per Hub)

2

 

106

7012524

Cap, Dust (1 Per Hub)

2

 

107

7016360

Stud, Wheel (5 Per Hub)

10

 

 

4130286

SPINDLE WELDMENT

Ref.

 

201

0961621

Bushing, Bronze (2 Per Spindle)

4

 

202

Not Used

 

 

 

203

7012542

Washer (1 Per Spindle)

2

 

204

7012541

Nut, Slotted (1 Per Spindle)

2

 

205

7012543

Pin, Cotter (1 Per Spindle)

2

 

 

 

 

 

 

S E C T I O N

1

F

R A M E

3120792

1-3

 

SECTION 1 FRAME

S

FIGURE 1-2. REAR DRIVE INSTALLATION

E

 

C

 

T

 

I

 

O

 

N

 

1

 

F

 

R

 

A

 

M

 

E

 

1-4

3120792

SECTION 1 FRAME

FIGURE 1-2. REAR DRIVE INSTALLATION

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

 

REAR DRIVE AXLE INSTALLATION OPTIONS:

Ref.

 

 

0255113

Prior to S/N 27815

Ref.

E

 

0256927

S/N 27815 to Present

Ref.

3

1

3160202

Drive Motor Assembly (See Figure 1-3 for Break-

1

 

 

 

down)

 

 

2

0920103

Drive Brake Assembly (See Figure 1-4 for Break-

1

 

 

 

down)

 

 

3

1360265

Drive Shaft Assembly

1

 

3A

7011120

Journal & Bearing Kit

2

 

3B

7011121

U-Bolt Assembly

1

 

3C

7011122

Yoke

2

 

3D

7011123

Yoke, Splined

1

 

4

 

Drive Axle Assembly Options: (See Figure 1-5 for

1

 

 

 

Breakdown)

 

 

 

0280148

Prior to S/N 27815

 

 

 

0280150

S/N 27815 to Present

 

 

5

0630488

U-Bolt

4

 

6

4711800

Flatwasher 1/2” (Narrow)

14

 

7

3321805

Locknut 1/2”-20NF

8

 

8

0641844

Bolt 1/2”-13NC x 5 1/2”

4

 

9

3311805

Locknut 1/2”-13NC

4

 

10

3931824

Capscrew, Socket Head 1/2”-13NC x 1 1/2”

2

 

11

3300255

Nut, Wheel 1/2”-20NF

10

 

12

0100011

Loctite #242 (Not Shown)

A/R

 

13

3020008

Lube, Gear (Not Shown)

A/R

 

14

1120064

Cap, Grease Fitting (Not Shown)

2

 

 

 

TIRE AND WHEEL INSTALLATIONS OPTIONS:

Ref.

 

 

0255961

Standard Pneumatic (26 x 12.00)

Ref.

3

 

0256586

Lug Pneumatic (26 x 12.00)

Ref.

2

 

0257224

Pneumatic 27 x 10.50 - 15NHS

Ref.

2

 

0256694

Standard Foam Filled (26 x 12.00)

Ref.

2

 

0256696

Lug Foam Filled (26 x 12.00)

Ref.

2

 

 

Tire & Wheel Assembly Options:

A/R

 

 

4520168

26 x 12.00 Multi-Trac (Pneumatic)

 

 

 

4520169

26 x 12.00 Tru-Power (Right Side) (Pneumatic)

 

 

 

4520170

26 x 12.00 Tru-Power (Left Side) (Pneumatic)

 

 

 

4520194

27 x 10.50 Lug Tread (Right Side) (Pneumatic)

 

 

 

4520195

27 x 10.50 Lug Tread (Left Side) (Pneumatic)

 

 

 

4520185

26 x 12.00 Multi-Trac (Foam Filled)

 

 

 

4520186

26 x 12.00 Tru-Power (Right Side) (Foam Filled)

 

 

 

4520187

26 x 12.00 Tru-Power (Left Side) (Foam Filled)

 

 

 

 

 

 

 

S E C T I O N

1

F

R A M E

3120792

1-5

S E C T I O N

1

F

R A M E

SECTION 1 FRAME

FIGURE 1-2. REAR DRIVE INSTALLATION (CONTINUED)

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

 

Note: Assemblies may require ballast/foam filling

Ref.

 

 

 

to manufacturer’s specifications prior to installing

 

 

 

 

on a machine. Refer to Operation & Safety or Ser-

 

 

 

 

vice & Maintenance Manuals. Purchase individual

 

 

 

 

tire and/or rim only if able to foam fill tire & wheel

 

 

 

 

assembly, otherwise, purchase complete assem-

 

 

 

 

bly.

 

 

 

 

TIRE AND WHEEL ASSEMBLY COMPONENTS

Ref.

 

101

 

Tire Options:

A/R

 

 

7018701

Tire - Multi Trac C/S 26 x 12.00

 

 

 

7018702

Tire - Tru Power TL 26 x 12.00

 

 

 

7020112

Tire - Lug Tread 27 x 10.50

 

 

102

 

Rim Options:

A/R

 

 

7018700

Rim - 12.00

 

 

 

7020113

Rim - 10.50

 

 

103

4640113

Valve, Air

A/R

 

104

1703067

Decal - Tire Pressure (40PSI)

A/R

 

105

3300407

Nut, Wheel 1/2*”-20NF (S/N 44598 to Present)

10

 

 

 

 

 

 

1-6

3120792

 

 

SECTION 1 FRAME

 

 

 

S

 

FIGURE 1-2. REAR DRIVE INSTALLATION (CONTINUED)

 

 

 

 

 

 

 

 

 

 

E

 

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

C

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

F

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

A

 

 

 

 

 

 

 

M

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3120792

1-7

S E C T I O N

1

F

R A M E

SECTION 1 FRAME

FIGURE 1-3. DRIVE MOTOR ASSEMBLY

 

20

 

 

1

 

 

16

 

 

17

 

 

2

 

 

 

5

 

18

4

 

 

15

 

3

 

24

 

 

2

 

 

22

 

 

19

 

 

2

 

21

42

44

37

 

41

 

 

40

 

13

14

11

 

 

 

 

26

14

 

12

6

 

 

 

25 27

 

 

 

 

 

 

10

 

 

 

 

9

 

39

 

 

 

 

 

 

 

 

24

 

 

 

43

38

 

 

 

7

 

1-8

3120792

SECTION 1 FRAME

.

FIGURE 1-3. DRIVE MOTOR ASSEMBLY

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

3160202

DRIVE MOTOR ASSEMBLY

Ref.

A

1

7014901

Shaft Sub-Assembly

1

 

2

Kit

Seal

3

 

3

7014902

Plate, Valve

1

 

4

Kit

Seal

1

 

5

7014903

Valve

1

 

6

7009913

Spring, Compression

2

 

7

7014904

Ring, Balance

1

 

8

 

Pin, Spring (Part of Item #7)

2

 

9

Kit

O-Ring

1

 

10

Kit

Ring, Back-Up

1

 

11

Kit

O-Ring

1

 

12

Kit

Ring, Back-Up

1

 

13

Kit

O-Ring

1

 

14

Kit

Ring, Back-Up

2

 

15

Kit

Seal, Dust

1

 

16

Kit

Seal, Shaft

1

 

17

Kit

Ring, Back-Up

1

 

18

7009918

Housing, Bearing

1

 

19

7009979

Drive

1

 

20

Kit

Seal, Face

1

 

21

7014905

Plate, Wear

1

 

22

7009980

Geroler Assembly

1

 

23

7009905

Drive, Valve

1

 

24

Not Serviced

Housing, Valve

1

 

25

7000191

Ball, Steel

2

 

26

7002159

Plug/O-Ring Assembly

2

 

27

7000192

Spring, Compression

2

 

28 to 36

Not Used

 

 

 

37

7002157

Plug/O-Ring Assembly

1

 

38

7014906

Plug/O-Ring Assembly

1

 

39

7014907

Spool, Control

1

 

40

7014908

Spring, Compression

1

 

41

7014909

Spring, Compression

1

 

42

7014910

Plug/O-Ring Assembly

1

 

43

Kit

Seal

1

 

44

Not Serviced

Bolt

4

 

45

7009940

Plug/O-Ring Assembly (Not Shown)

1

 

 

7014911

Seal Kit (Includes Items 2, 4, 9-14, 20, 43 & O-Rings on Plug

 

 

 

 

Assemblies)

 

 

 

 

 

 

 

S E C T I O N

1

F

R A M E

3120792

1-9

S E C T I O N

1

F

R A M E

SECTION 1 FRAME

FIGURE 1-4. DRIVE BRAKE ASSEMBLY

14

3 13

2 4

 

5

15

 

 

 

19

24

16

 

 

 

17

18

1

 

20

 

 

7

 

21

 

22

 

23

31

 

8

 

9

 

11

 

6

 

 

 

 

20

 

10

 

12

1-10

3120792

SECTION 1 FRAME

.

FIGURE 1-4. DRIVE BRAKE ASSEMBLY

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

0920103

DRIVE BRAKE ASSEMBLY

Ref.

 

1

7011740

Shaft

1

 

2

7011739

Plate, Cover

1

 

3

7007941

Bearing

1

 

4

Kit

Seal, Oil

1

 

5

7011738

Spline, Outer

1

 

6

7007937

Capscrew, Socket Head

4

 

7

7011737

Plate, Spring

1

 

8

7011736

Piston

1

 

9

Kit

Ring, Back-Up

1

 

10

7009774

Screw, Bleeder

1

 

11

Kit

O-Ring

1

 

12

7011735

Plate, Pressure

1

 

13

7011734

Ring, Retainer

1

 

14

7007943

Ring, Retainer

1

 

15

7007954

Ring, Retainer

1

 

16

Kit

Primary

1

 

17

Kit

Rotor

5

 

18

Kit

Stator

4

 

19

7018601

Bolt, Shoulder

4

 

20

Kit

Seal, Case

2

 

21

Kit

Spring (Red)

4

 

22

Kit

Ring, Back-Up

1

 

23

Kit

O-Ring

1

 

24

7018600

Capscrew, Socket Head

2

 

25 to 29

Not Used

 

 

 

30

7011710

Gasket (Not Shown)

1

 

31

Kit

Spring (Blue)

2

 

 

7011741

Lining Repair Kit (Includes Items 16, 17, 18, 20 & 30)

1

 

 

7011742

Bearing Repair Kit (Includes Items 3, 4, 20 & 30)

1

 

 

7011743

O-Ring Repair Kit (Includes Items 4, 9, 11, 20, 22, 23 & 30)

1

 

 

7011744

Spring Repair Kit (Includes Items 20, 21, 30 & 31)

1

 

 

 

 

 

 

S E C T I O N

1

F

R A M E

3120792

1-11

S E C T I O N

1

F

R A M E

SECTION 1 FRAME

FIGURE 1-5. DRIVE AXLE ASSEMBLY

12

11

10

9

 

8

 

7

5

 

6

4

3

1

 

 

 

2

32

30

 

 

33

 

 

 

34

 

 

 

35

23

39

15

36

 

21

 

 

20

 

14

31

39

 

 

37

 

 

 

 

18

17

16

38

 

19

 

1-12

3120792

SECTION 1 FRAME

.

FIGURE 1-5. DRIVE AXLE ASSEMBLY

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

 

DRIVE AXLE ASSEMBLY OPTIONS:

Ref.

 

 

0280148

Prior to S/N 27815

Ref.

 

 

0280150

S/N 27815 to Present

Ref.

 

1

7019033

Housing

1

 

2

7019000

Drive Gear & Pinion

1

 

3

7019001

Bearing, Inner Pinion

1

 

4

Kit

Shim, Drive Pinion Adjusting

A/R

 

5

7019003

Baffle, Pinion Bearing

1

 

6

Kit

Shim, Pinion Bearing Adjusting

A/R

 

7

7019004

Bearing, Outer Pinion

1

 

8

7019005

Slinger, Outer Pinion Bearing

1

 

9

7019006

Seal, Pinion

1

 

10

7019007

Yoke Assembly

1

 

11

7019008

Washer, Pinion Nut

1

 

12

7019009

Nut, Pinion

1

 

13

Not Used

 

 

 

14

7019010

Cover, Carrier

1

 

15

7019011

Gasket

1

 

 

7019012

Sealant (Not Shown)

A/R

 

16

7019013

Plug

1

 

17

7019014

Bolt, Carrier Cover

10

 

18

7019015

Cap, Differential Bearing

2

 

19

7019016

Bolt, Differential Bearing Cap

4

 

20

7019017

Bearing, Differential

2

 

21

Kit

Shim, Differential Bearing

A/R

 

22

Not Used

 

 

 

23

7019019

Bolt, Differential Case

10

 

24 to 29

Not Used

 

 

 

30

7019020

Bolt, Axle Shaft

8

 

31

7019021

Nut, Axle Shaft

8

 

32

7019022

Seal, Inboard Shaft

2

 

33

7019023

Ring, Wheel Bearing Retaining

2

 

34

7019024

Bearing, Axle Shaft Wheel

2

 

35

7019025

Seal, Outboard Shaft

2

 

36

7019026

Retainer, Axle Shaft

2

 

37

7019027

Shaft, Axle

2

 

38

7019034

Bolt, Wheel

10

 

39

7019029

Differential & Case Assembly (Sold as an Assembly Only)

1

 

 

7019002

Pinion & Bearing Adjusting Shims Kit (Includes Items 4, 6,

1

 

 

 

11, 12 & 15)

 

 

 

7019018

Differential Adjusting Shims Kit (Includes Items 15 & 21)

1

 

 

 

 

 

 

S E C T I O N

1

F

R A M E

3120792

1-13

JLG 26MRT Parts Manual

 

SECTION 1 FRAME

S

FIGURE 1-6. FRAME MOUNTED COMPONENTS INSTALLATION

E

 

C

 

T

 

I

 

O

 

N

 

1

F

R

A

M

E

1-14

3120792

SECTION 1 FRAME

.

FIGURE 1-6. FRAME MOUNTED COMPONENTS INSTALLATION

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

 

LIMIT SWITCH INSTALLATIONS

Ref.

 

 

0256354

Hi-Drive (Prior to S/N 37222)

Ref.

A

 

0257590

Hi-Drive (S/N 37222 to Present)

Ref.

1

 

0256692

Overload Protection

Ref.

 

1

4360397

Switch, Limit

1

 

2

3911024

Screw, Machine #10-24NC x 1 1/2”

2

 

3

4751000

Flatwasher #10

2

 

4

3311005

Locknut #10-24NC

2

 

5

4845077

Actuator, Weldment (Prior to S/N 37222)

1

 

6

0641508

Bolt 5/16”-18NC x 1” (Prior to S/N 37222)

2

 

7

3311505

Locknut 5/16”-18NC (Prior to S/N 37222)

2

 

8

4460052

Connector, Strain Relief

1

 

9

Not Used

 

 

 

10

1060341

Cable, Electrical - 16/2

A/R

 

 

 

TILT SWITCH INDICATOR INSTALLATIONS

Ref.

 

 

0256426

Common (Prior to S/N 38569)

Ref.

A

 

0257219

Common (S/N 38569 to Present)

Ref.

2

 

0256543

Latin American & Japanese (Prior to S/N 38569)

Ref.

A

 

0257217

Latin American & Japanese (S/N 38569 to Present)

Ref.

2

101

 

Switch, Tilt Indicator Options:

1

 

 

4360362

Prior to S/N 38569

 

 

 

4360348

S/N 38569 to Present

 

 

102

0641407

Bolt 1/4”-20NC x 7/8”

2

 

103

4761400

Lockwasher 1/4”

2

 

104

3311401

Nut 1/4”-20NC

2

 

105

1060330

Cable, Electrical - 16/3

6ft/1.8m

 

106 to 110

Not Used

 

 

 

111

4460445

Connector - 3 Pin

1

 

112

4460227

Pin

3

 

113 to 117

Not Used

 

 

 

118

4460326

Connector - 3 Pin

1

 

119

4460226

Socket, Female

3

 

 

0256353

LP TANK & BRACKETS INSTALLATION

Ref.

 

200

4400040

Tank, LP

2

 

201

4844185

Bracket, Tank Mounting

2

 

202

0641522

Bolt 5/16”-18NC x 2 3/4”

2

 

203

4751500

Flatwasher 5/16”

2

 

204

3311505

Locknut 5/16”-18NC

2

 

205

1320023

Clamp

2

 

206

0641608

Bolt 3/8”-16NC x 1”

8

 

207

4751600

Flatwasher 3/8”

8

 

208

3311605

Locknut 3/8”-16NC

8

 

 

 

 

 

 

S E C T I O N

1

F

R A M E

3120792

1-15

S E C T I O N

1

F

R A M E

SECTION 1 FRAME

FIGURE 1-6. FRAME MOUNTED COMPONENTS INSTALLATION (CONTINUED)

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

0256684

BEACON LIGHT INSTALLATION (OPTIONAL)

Ref.

3

301

2920146

Beacon Light Assembly

1

 

301A

7016319

Bulb, Flash

1

 

301B

7016372

Lens

1

 

302

0721006

Bolt #10-24NC x 3/4”

2

 

303

4761000

Lockwasher #10

4

 

304

3311001

Nut #10-24NC

2

 

305

1060341

Cable, Electrical - 16-2

10ft/3m

 

306

4460035

Terminal, Butt

2

 

307

0902322

Bracket, Beacon

1

 

308

2820036

Loom (S/N 48790 to Present)

2ft/.6m

 

 

0256722

LADDER INSTALLATION

Ref.

2

401

 

Ladder Weldment Options:

1

 

 

4845388

Prior to S/N 58034

 

 

 

4845911

S/N 58034 to Present

 

 

402

3520071

Cap

4

 

403

0641624

Bolt 3/8”-16NC x 3”

4

 

404

4751600

Flatwasher 3/8”

8

 

405

3311605

Locknut 3/8”-16NC

4

 

 

 

ALARM INSTALLATIONS

 

 

 

0256492

Descent

Ref.

2

 

0256493

Motion

Ref.

3

 

0256491

Travel

Ref.

3

501

0140024

Alarm

1

 

502

 

Bolt Options:

2

 

 

0641408

Bolt 1/4”-20NC x 1” (Prior to S/N 48790)

 

 

 

0641508

Bolt 5/16”-18NC x 1” (S/N 48790 to Present)

 

 

503

4751400

Flatwasher 1/4”

4

 

504

3311405

Locknut 1/4”-20NC

2

 

505

3990010

Diode 6 Amp (Motion Alarm Only)

2

 

506

4460035

Terminal, Electrical

2

 

507

1060341

Cable, Electrical - 16/2

4ft/1.2m

 

508

2820036

Loom (S/N 48790 to Present)

2ft/.6m

 

 

 

 

 

 

1-16

3120792

 

 

SECTION 1 FRAME

 

 

 

S

 

FIGURE 1-6. FRAME MOUNTED COMPONENTS INSTALLATION (CONTINUED)

 

 

 

 

 

 

 

 

 

 

E

 

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

C

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

F

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

A

 

 

 

 

 

 

 

M

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3120792

1-17

S E C T I O N

1

F

R A M E

SECTION 1 FRAME

FIGURE 1-7. HYDRAULIC DRIVE GENERATOR INSTALLATION

4

19 4

302

307

19

18

 

303

304

305

23

 

306

 

 

14 21

3

 

19

 

 

13

 

 

9

22

 

 

 

17

6

 

21

22

 

5

 

5

 

6

21

 

 

 

22

10

22

22

 

 

15

 

 

7

12

16

USE EXISTING BOLT

20

15

22

22

6

 

 

 

107

 

 

2

109

107

 

104

 

 

 

 

109

104

103

109

 

 

 

 

108

 

 

 

106

109

106

 

105

 

 

108

105

 

 

 

 

 

10

202

201

LOCATED UNDER HOOD

1-18

3120792

SECTION 1 FRAME

.

FIGURE 1-7. HYDRAULIC DRIVE GENERATOR INSTALLATION

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

0258756

HYDRAULIC DRIVE GENERATOR INSTALLATION

Ref.

B

1

Not Used

 

 

 

2

0480034

V-Belt

1

 

3

0641408

Bolt 1/4”-20NC x 1”

4

 

4

0641430

Bolt 1/4”-20NC x 3 3/4”

2

 

5

0641507

Bolt 5/16”-18NC x 7/8”

2

 

6

0641609

Bolt 3/8”-16NC x 1 1/8”

5

 

7

0681610

Bolt 3/8”-16NC x 1 1/4”

2

 

8

Not Used

 

 

 

9

0901650

Bracket, Mounting

1

 

10

2460011

110 Volt Generator

1

 

 

7003657

Control Box Assembly

1

 

 

7010699

Voltmeter

1

 

 

7020194

Breaker, Circuit

1

 

 

7012558

Generator Assembly

1

 

 

7026199

Armature with Slip Rings

1

 

 

7020108

Brushes

4

 

 

7020109

Holders, Brush

4

 

 

7012513

Cap, Brush Holder

4

 

 

3580134

Pulley

1

 

11

Not Used

 

 

 

12

3160235

Motor

1

 

13

3311405

Locknut 1/4”-20NC

6

 

14

3311505

Locknut 5/16”-18NC

1

 

15

3311605

Locknut 3/8”-16NC

5

 

16

3580273

Pulley

1

 

17

4340569

Support, Mounting

1

 

18

4641100

Valve (See Items 301 to 307 for Breakdown)

1

 

19

4711400

Flatwasher 1/4” (Narrow)

4

 

20

4740468

Washer (Special)

1

 

21

4751500

Flatwasher 5/16” (Wide)

3

 

22

4751600

Flatwasher 3/8” (Wide)

12

 

23

4845865

Weldment, Generator Mount

1

 

24 to 25

Not Used

 

 

 

26

0100011

Loctite #242 (Not Shown)

A/R

 

 

0259057

110VOLT GENERATOR CONTROL BOX INSTALLATION

Ref.

2

101Not Used

102Not Used

103

0902515

Bracket

1

104

3911016

Screw, Round Head #10-24NC x 1”

2

105

3311001

Nut #10-24NC

2

106

4761000

Lockwasher #10

2

107

0641406

Bolt 1/4”-20NC x 3/4”

4

108

3311405

Locknut 1/4”-20NC

4

109

4751400

Flatwasher 1/4”

8

S E C T I O N

1

F

R A M E

3120792

1-19

 

 

 

 

 

SECTION 1 FRAME

 

 

 

S

 

FIGURE 1-7. HYDRAULIC DRIVE GENERATOR INSTALLATION (CONTINUED)

 

 

 

E

 

 

 

 

 

 

 

C

 

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

T

 

 

 

 

 

 

 

 

 

4922232

CABLE HARNESS 110VOLT

Ref.

1

 

 

 

 

 

I

 

201

4460138

Plug, Male

1

 

 

O

 

202

4460779

Plug, Female

1

 

 

 

 

 

 

N

 

203

1060308

Cable 12/3

7ft/2.1m

 

 

 

 

 

 

 

 

 

 

 

 

4641100

HYDRAULIC VALVE ASSEMBLY

Ref.

A

 

1

 

301

Not Serviced

Manifold Assembly

1

 

 

F

 

302

7021617

Cartridge

1

 

 

 

 

7012942

Seal Kit - 7021617 Cartridge

1

 

 

 

 

 

 

 

R

 

303

7017453

Cartridge Less Coil

1

 

 

 

 

7017402

Seal Kit - 7017453 Cartridge

1

 

 

A

 

 

7012539

Coil

1

 

 

M

 

304

7021370

Cartridge

1

 

 

 

 

 

 

E

 

305

7021372

Orifice (0.4mm)

1

 

 

 

306

7018905

Plug

1

 

 

 

 

307

7021371

Screw #8-32 x 1 3/4”

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1-20

3120792

SECTION 2 GROUND COMPONENTS

TABLE OF CONTENTS

FIGURE

DESCRIPTION

PAGE

 

 

 

2-1

Control Valves & Tanks Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 2-2. .

2-2

Control Valve Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 2-6. .

2-3

Vanguard Gas Engine Installation (Prior to S/N 48113) . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-8. . .

2-4

Vanguard Gas Engine Installation (S/N 48113 to Present). . . . . . . . . . . . . . . . . . . . . . . . . .

2-14. . .

2-5

Dual Fuel Installation (Vanguard Machines Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 2-18. .

2-6

Yanmar Diesel Engine Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-22. . .

2-7

Piston Pump Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 2-26. .

2-8

Gear Pump Assembly (Yanmar Engine) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 2-28. .

2-9

Ground Control Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 2-30. .

2-10

Hood Installations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 2-36. .

S E C T I O N

2

G R O U N D

C O M P O N E N T S

3120792

2-1

S E C T I O N

2

G R O U N D

C O M P O N E N T S

SECTION 2 GROUND COMPONENTS

FIGURE 2-1. CONTROL VALVES & TANKS INSTALLATION

4

34

35

19

32

16

31

 

 

3

 

2B

 

21B

 

 

 

45

 

 

 

3B

 

21A

 

 

 

 

 

10

21

 

24

3A

 

 

 

 

27

 

 

43

 

 

 

 

 

 

 

 

 

 

 

2A

NOTE: LOCATED

 

 

 

 

 

8

 

 

 

47

IN ENGINE TRAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2C

48

 

 

 

 

41

 

 

 

25

 

 

 

 

 

 

 

 

 

 

 

23

 

 

 

2

 

 

 

 

 

 

 

 

42

 

 

 

1A

1

 

 

 

 

 

 

 

26

 

 

44

 

 

 

 

 

 

 

 

 

20

 

 

 

 

 

 

31

 

 

 

46

 

 

32

 

 

 

 

16

 

18

 

 

 

 

 

 

 

 

38

 

 

8

 

 

 

39

 

 

 

 

 

 

 

 

 

 

 

40

 

 

7

 

 

 

35

 

 

 

 

 

 

32

 

16

 

 

 

 

22A

22B

 

 

 

 

31

 

 

 

 

37

22C

 

17

11

 

 

22

 

 

16

 

 

 

22D

 

 

28

 

 

50

 

 

 

 

 

33

 

15

29

 

 

 

 

 

 

 

 

 

 

30

 

 

 

 

 

 

36

 

 

 

5

 

 

 

 

 

 

10

 

 

7

 

 

 

 

 

 

 

 

 

 

 

 

8

 

 

2-2

3120792

SECTION 2 GROUND COMPONENTS

.

FIGURE 2-1. CONTROL VALVES & TANKS INSTALLATION

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

 

0256120

VALVES & TANKS INSTALLATION

Ref.

13

1

 

Tank, Fuel Options:

1

 

 

4400371

Prior to S/N 37163

 

 

 

4400401

S/N 37163 to Present

 

 

1A

1120477

Cap, Fuel

1

 

2

4400383

Hydraulic Tank Assembly

1

 

2A

7014802

Gauge, Sight

1

 

2B

7014803

Breather/Filler

1

 

2C

7026544

Elbow, W/Drain Plug

1

 

3

2120157

Filter, Oil Return

1

 

3A

2120158

Element, Filter

1

 

3B

7016313

Switch, Pressure

1

 

4

4240118

Strap, Hold-Down (Hydraulic Tank)

1

 

5

4240117

Strap, Hold-Down (Fuel Tank)

1

 

6

Not Used

 

 

 

7

3311601

Nut 3/8”-16NC

5

 

8

4751600

Flatwasher 3/8”

7

 

9

0100011

Loctite #242 (Not Shown)

A/R

 

10

 

Molding Options:

 

 

 

4280295

Strip, Bumper (Prior to S/N 37163)

5ft/1.5m

 

 

4420037

Molding, Rubber 1” (S/N 37163 to Present)

7ft/2.1m

 

11

4420038

Molding, Rubber 2”

2ft/0.6m

 

12 to 14

Not Used

 

 

 

15

0641506

Bolt 5/16”-18NC x 3/4”

3

 

16

4751500

Flatwasher 5/16”

13

 

17

4761500

Lockwasher 5/16”

3

 

18

4640977

Control Valve Assembly (See Figure 2-2 for Breakdown)

1

 

19

0902289

Bracket, Mounting - Filter

1

 

20

4845337

Bracket, Mounting - Battery

1

 

21

2120146

Filter, Oil - Pressure

1

 

21A

2120150

Element, Filter

1

 

21B

7016312

Switch, Indicator

1

 

22

4640859

Manual Descent Valve Assembly

1

 

22A

7012952

Cartridge, Pump

1

 

22B

7012954

Cartridge, Needle Valve

1

 

 

7012953

Seal Kit - 7012954 Cartridge

1

 

22C

7012961

Knob

1

 

22D

7012955

Cartridge, Check

1

 

 

7012940

Seal Kit - 7012955 Cartridge

1

 

23

0400003

Battery

1

 

24

0400002

Hold-Down, Battery

1

 

24A

2910479

Clips, Hold-Down (Not Shown)

4

 

25

3980003

Seat, Battery

1

 

26

0630370

Rod, Tie-Down

2

 

27

3300029

Wingnut 3/8”-16NC

2

 

28

2560123

Grip, Handle

1

 

29

2560122

Handle, Manual Descent Valve

1

 

 

 

 

 

 

S E C T I O N

2

G R O U N D

C O M P O N E N T S

3120792

2-3

S E C T I O N

2

G R O U N D

C O M P O N E N T S

SECTION 2 GROUND COMPONENTS

FIGURE 2-1. CONTROL VALVES & TANKS INSTALLATION (CONTINUED)

FIG & ITEM #

PART NUMBER

DESCRIPTION

QTY.

REV.

 

 

 

 

 

30

1380136

Clip, Mounting

2

 

31

0641508

Bolt 5/16”-18NC x 1”

5

 

32

3311505

Locknut 5/16”-18NC

7

 

33

0641530

Bolt 5/16”-18NC x 3 3/4”

2

 

34

0651404

Bolt 1/4”-28NF x 1/2”

2

 

35

4711400

Flatwasher 1/4” (Narrow)

2

 

36

3820019

Rivet

2

 

37

4566987

Tube, Spacer

2

 

38

0140001

Horn

1

 

39

0641406

Bolt 1/4”-20NC x 3/4”

1

 

40

3311405

Locknut 1/4”-20NC

1

 

41

1060360

Cable, Battery (Battery to Ground)

1

 

42

1060632

Cable, Battery (Battery to Starter Relay)

1

 

43

2220240

Plug, O-Ring

2

 

44

4060807

Flex-Trim

9ft/2.7m

 

45

1701504

Decal - Hydraulic Fluid

1

 

46

3300233

Plug, O-Ring

2

 

47

1701502

Hydraulic Oil Level (High)

1

 

48

1701503

Hydraulic Oil Level (Low)

1

 

49

0100001

Adhesive (Not Shown)

A/R

 

50

4711500

Flatwasher (Narrow) (S/N 62148 to Present)

4

 

 

 

 

 

 

2-4

3120792

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