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Eaton 26 Series, Информация по ремонту, Страница: 4 / 21

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Series 26 - Model 26000 Multiple Gear Pump

Parts
Drawing

Shown below
Righthand (CW) Rotation
Triple Pump

8

Backup Gasket

9

Wear Plate

10

Seal

14

O-ring

57

Plug

10

Seal

10

Seal

9

Wear Plate

9

Wear Plate

8

Backup Gasket

8

Backup

Gasket

14

O-ring

14

O-ring

48

Adapter-Rear

15

Adapter-Front

7

Idler Gear

Assembly-Rear

29

Idler Gear

Assembly-Center

6

Idler Gear

Assembly-Front

14

O-ring

14

O-ring

14

O-ring

28

Body

3

Body

4

Body

Rear

45

Key

49

Gear-Center

26

Key

44

Gear-Rear

5

Drive Gear

Assembly

1

Front Plate

50

Washer

13

Cap Screws

11

Shaft seal

12

Washer

2

Backplate

25

Key

53

Plug

53A

O-ring

54

(Optional)

First Pump

Second Pump

Third Pump

Parts not
included in
double pump

Содержание 26 Series

Страница 1: ...December 1995 Eaton Gear Pumps Repair Information Series 26 Model 26000 Multiple Gear Pumps...

Страница 2: ...cation Cleanliness is extremely important Clean the port areas thoroughly before disconnecting the hydraulic lines Plug the pump ports and cover the open hydraulic lines immediately after they re disc...

Страница 3: ...NF 2B Pressure L 5 8 in Str Keyed 1 5 16 12 UN 2B Suction 7 8 14 UNF 2B Pressure N 3 4 in 11 Tooth 1 1 16 12 UN 2B Suction 7 8 14 UNF 2B Pressure R 3 4 in Str Keyed 1 1 16 12 UN 2B Suction 7 8 14 UNF...

Страница 4: ...O ring 14 O ring 48 Adapter Rear 15 Adapter Front 7 Idler Gear Assembly Rear 29 Idler Gear Assembly Center 6 Idler Gear Assembly Front 14 O ring 14 O ring 14 O ring 28 Body 3 Body 4 Body Rear 45 Key 4...

Страница 5: ...h 5 Remove pump from vise and position pump so that the shaft end is down Now disassembly will continue from the rear of the pump 6 Start by tapping the backplate with a soft faced hammer to remove fr...

Страница 6: ...move drive gear from input shaft 11 Remove wear plate and o ring seal noting position of open or closed side of wear plate 12 Using a pencil magnet remove the drive gear key from the drive shaft 13 Us...

Страница 7: ...move first pump idler gear and input drive gear assembly along with wear plate and o ring seal from front plate 15 Remove second or middle pump body from second set of gears 16 Remove idler gear assem...

Страница 8: ...Using a drift punch or similar tool remove the shaft seal from the front plate Caution is needed not to damage counter bore of shaft seal area when removing seal 25 Removing the plug in front plate is...

Страница 9: ...Start with fingers then place bolt head in vise and turn front plate to engage threads 2 3 turns Holding bolt in vise tap front plate with rubber hammer to disengage plug Remove plug from bolt Instal...

Страница 10: ...te side should be at 3 20 mm 126 in above surface of adapter 5 Check for scoring on face of backplate orbackplate side of adapter plate Replace if wear exceeds 038 mm 0015 in Body Inspection 1 Check b...

Страница 11: ...body The smaller half moon port cavity must be on the pressure side of the pump The side of wear plate with midsection cut out must be on suction side of pump Suction side of backplate or adapter is...

Страница 12: ...ing the previously scribed line of body and adapter install the second pump body onto the adapter plate 12 Lubricate and install the second wear plate assembly into the pump body Caution is required t...

Страница 13: ...te assembly into the pump body Caution is required to not dislodge the seals during installation Remember sealing side of the wear plate is toward the adapter plate with the cut side of the wear plate...

Страница 14: ...e shaft carefully so that rubber sealing lips are not cut 26 Place 1 5 16 in O D sleeve over shaft and press in shaft seal until its below the surface of the front plate 6 1mm 24 in Install retaining...

Страница 15: ...R As Required 3 Remove flow divider plugs shims spring and spool from backplate Notice orientation of spool with cavity in backplate 4 Install new plug seals on plugs Install spool spring shims and p...

Страница 16: ...d At Full Speed At Zero Pressure Load Intermittently to 1000 lbf in2 Load Intermittently to 500 lbf in2 When test stand is not available When test stand is available Connect to Fluid Supply Mount Pump...

Страница 17: ...rvoir and refill with clean oil c Setting of relief valve too high or too low c Set to correct pressure d Oil in system too light d Drain reservoir and refill with proper viscosity oil Shaft seal leak...

Страница 18: ...ate look for grooves placed in the seal side of the wear plate as shown below This new wear plate enables better pressure clamping with aerated oil in pumps 1 37 cubic inch or smaller Aerated oil may...

Страница 19: ...19 Series 26 Model 26000 Multiple Gear Pump Note...

Страница 20: ...Order parts from 6 635 Parts Information booklet Each order must include the following information 1 Product and or Part Number 2 Serial Number Code 3 Part Name 4 Quantity...

Страница 21: ...rie MN 55344 USA Tel 952 937 9800 Fax 952 294 7722 www eaton com hydraulics Eaton Fluid Power Group Hydraulics Business Europe Route de la Longeraie 7 1110 Morges Switzerland Tel 41 0 21 811 4600 Fax...

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