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Repair Parts List

Ref.

Included

Part No. For Model:

No.

In Kit

Description

NG7V

NG11V

NG7V-PH

NG11V-PH Qty.

Screw - Fillister Head

1, 2

O-Ring - Viton

Gear-Helical (R.H.) - 416 SS (See kit.)

Gear-Helical (L.H) - 416 SS (See kit.)

Shaft-Drive - 303 SS

23293

22800

23293

22800

Plug-Pipe - Steel

23182

**7/8

Seal/Seat Assy. - Viton

22850S

Retainer - YZD

21864

Bearing

4257

Retaining Ring

4259

Set Screw - Steel

22161

Key

21943

Bushing - CG

21333

Retaining Ring - Idler Shaft - 15-7 Mo. SS

12840

Retaining Ring - Drive Shaft - Carbon Steel

5328

O-Ring - Viton

23359

Drive Coupling - spline

22802

Body-Gear Pump - CI

Hex Head Screw

Dowel Pin

*Motor (See Specifications.)

24878S

24876S

Retaining Ring - 15-7 Mo. SS

12582

Shaft - 303 SS

21307

21313

21307

21313

Key - Woodruff

4432

12841

21307

21313

Washer (Fiber)

22507

Spring - 17-7 SS

4354

Piston - Relief Valve - 303 SS

Spring Retainer - 17-4 SS

21422

Cap - Relief Valve - Steel

23416

Cap - Threaded

23415

Screw - Pressure Relief - 18-8 SS

23414

O-Ring - Viton

Cover - CI

23290

Optional

Optional Non-Relief Cover

23004S

Pipe Plug

21419

Nut - Jam

23413

O-Ring - Viton

Set Screw External Relief Valve - 17-4 SS

21709

(not installed at factory)

2, 3, 4, 15 & 25

Kit 1 - Gear Kit

24780

24781

24780

24781

2, 26, 27, 28, 33 & 37

Kit 2 - Relief Valve Kit

24782

Complete Pump Heads*

NG7V-PH

NG11V-PH

NG7V-PH

NG11V-PH

(*) Motor specifications are found in the motor specifications chart in this manual.

(**) Mech. seal and seat sold as set only (Ref. Nos. 7&8) – carbon Type 1 Ni-Resist faces with 18-8 SS components.

NOTES:

SS = Stainless Steel CI = Cast Iron CG = Carbon Graphite YZD = Yellow Zinc Dichromate

Optional Close-Coupled Gear Speed Reducers are available (See Appendix 1).

SHURflo Operating Instructions, Performance,
Specifications and Parts Manual

Models NG7V, NG11V, NG7V-PH and NG11V-PH

Form L-4092 (3/10)

Содержание NG11V

Страница 1: ...fryer hot oil cooking filtering or waste oil rendering applications This pump can also be used in non NSF hot oil applications with non particulate and non abrasive fluids compatible with pump wet end construction component materials Not for use with water based fluids Pumps meet NSF listed standards including NSF accepted paint for hot oil cooking applications Pumps can operate bi directionally r...

Страница 2: ... 3rd 4th Mounting Pump Size Ports AC Motor Options PH Pump Head Only no motor NOTE Not all order code combinations configurations are standard models available from the manufacturer Custom model configura tions may require ordering standard components and or optional parts that will need to be assembled by the customer Manufacturer reserves the right to change model order codes standard models spe...

Страница 3: ...ation check motor amps on start up NOTES Consult tables in form L 4082 General Operating and Safety Instructions on HP adders and speed recommendations for high viscosity fluids Pumps with motors are HP rated to handle up to 50 SSU at 50 PSI and specific gravity of 1 0 Max Viscosity 100 SSU at 1725 RPM with the motor supplied Max Input Torque See chart above Max RPM 1725 Max Specific Gravity 1 1 a...

Страница 4: ... 4 CI 416 SS 303 SS CG Steel SS Viton 11 CG Carbon Graphite SS Stainless Steel CI Cast Iron ODP Open Drip Proof Standard Shaft Seals have carbon on Type 1 Ni Resist faces and 18 8 SS components Manual or Automatic check motor supplied NPT inlet and outlet in inches Retaining rings on drive and idler shafts are 15 7 MO SS Models are made of steel and stainless steel 17 7 303 and or 18 8 N NO OT TE ...

Страница 5: ... right to change dimensions without notification All dimensions in inches unless otherwise specified Dimensions Figure 1 Dimensions Pressure Relief Valve Gear Part Numbers and Dimensions in inches Ref Description Part Outer Gear Hole No Number Diameter Length Diameter Material 1 Gear Helical R H 23291 1 75 0 75 0 625 416 SS Gear Helical L H 23292 1 75 0 75 0 625 416 SS 2 Gear Helical R H 23124 1 7...

Страница 6: ... line it may be necessary to refill the pump every time the unit is stopped and you wish to restart the pump This depends on the length of time between starts and whether or not the gears are wet enough to close cavities to affect a prime 6 If solid contaminates are suspected in a liquid place a filter in the suction line 7 Be certain all suction piping connections are airtight NOTE Assure airtigh...

Страница 7: ...l line pressure relief valve and in cases where frequent extended pressure relief valve operation is anticipated a full line external pressure relief valve should be piped in the discharge line and connected either back to the tank or well down stream of the pump suction inlet See Figure 4 9 To convert the pressure relief valve to external relief remove the NPT pipe plug from the pump cover See Fi...

Страница 8: ...rds to city water systems Step 1 Locate appropriate city water supply and install anti siphon check valve Step 2 Use appropriate pipe nipple to reduce piping to 1 8 Step 3 Install appropriate needle valve and flowmeter Step 4 Connect piping to one of three available seal flush ports on pump Step 5 Adjust needle valve to achieve desired flow to seal cavity recommend ed 1 to 3 GPH INTERNAL FLUSH Sim...

Страница 9: ... Refer to Figure 13 for Reference Numbers and Figures 8 9 for detailed seal and shaft assemblies 1 Pump Removal from Motor a Remove four bolts Ref No 20 from pump body Ref No 19 and gently pull pump assembly from motor b Pump drive coupler does not need to be removed from motor unless motor needs to be replaced If so refer to Pump and Motor Drive Coupler Replacement on page 11 2 Gear and Shaft Ass...

Страница 10: ...eat into the seal seat retainer Any scratches dirt or fingerprints on the carbon or Type 1 Ni Resist faces will cause the seal to leak The seal seat is stationary in the pump while the seal on the shaft rotates The car bon face spinning against the Type 1 Ni Resist face provides for the sealing surface d Slide the seal retainer onto the drive shaft holding seal onto the shaft e Slide the drive sha...

Страница 11: ...pressure relief valve cover Ref No 34 needs to be inspected for wear on the piston pressure relief valve seat the cover face and the bushing pockets Replace any parts if worn To reassemble reverse the disassembly steps above 6 All pumps must be primed before start up and the seal chamber needs to be filled See Figure 2 PUMP MOTOR OR DRIVE COUPLER REPLACEMENT 1 The pump comes with a spline coupler ...

Страница 12: ... Parts Manual Figure 13 Repair Parts Illustration Please provide following information Model number Serial number if any Part description and number as shown in parts list To order parts contact a SHURflo Distributor or Order Direct Distributors can be found at www shurfloindustrial com Form L 4092 3 10 ...

Страница 13: ...f 4432 12841 21307 21313 2 26 2 Washer Fiber 22507 22507 22507 22507 1 27 2 Spring 17 7 SS 4354 4354 4354 4354 1 28 2 Piston Relief Valve 303 SS NA NA NA NA 1 29 Spring Retainer 17 4 SS 21422 21422 21422 21422 1 30 Cap Relief Valve Steel 23416 23416 23416 23416 1 31 Cap Threaded 23415 23415 23415 23415 1 32 Screw Pressure Relief 18 8 SS 23414 23414 23414 23414 1 33 2 O Ring Viton NA NA NA NA 1 34 ...

Страница 14: ...ED REDUCER OPTIONS A gear reducer can be directly mounted between a standard pump and motor combination Gear speed reducers are available for applications with high specific gravity or when viscosities are greater than 1000 SSU using a standard 1725 RPM motor The pump relation ship between volume GPM pressure PSI speed RPM viscosity specific gravity and horsepower is shown on performance chart in ...

Страница 15: ...SHURflo Operating Instructions Performance Specifications and Parts Manual 15 Notes Form L 4092 3 10 ...

Страница 16: ...anty consideration SHURflo reserves the right to request a Material Safety Data sheet from the Purchaser for any pump or product SHURflo deems necessary SHURflo reserves the right to disposition as scrap pumps or products returned which contain unknown substances or to charge for any and all costs incurred for chemical testing and proper disposal of components containing unknown substances SHURflo...

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