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22

 

Operation Manual.

 

22

 

 

 

3

 

Suction Gasket

 

4

 

Gasket

 

5

 

Casing 

6

 

Impeller

 

7

 

Big Weight

 

8

 

Small Weight

 

9

 

Hex Bolt

 

10

 

Lock Washer

 

11

 

Volute

 

12

 

Discharge Studs

 

13

 

Suction Studs

 

14

 

Lock Washer

 

15

 

Impeller Lock  Washer

 

16

 

Volute Gasket

 

17

 

Drain Plug

 

18

 

Hex Nut

 

19

 

Discharge Lock Washer

 

20

 

Impeller Lock Washer

 

21

 

Hex Bolt

 

22

 

Bearing Frame

 

23

 

Shaft

 

24/25

 

Bearing

 

26/29

  Snap Ring 

27/28

  Lip Seal 

30/41

 

Key

 

31

 

Grease Plug

 

32

 

Backplate

 

33

 

Seal Housing

 

34

 

Mechanical Seal

 

35

 

Shaft Sleeve 

36

 

Backplate Gasket 

37

 

Cap Screw 

38/39

  O -Ring 

40 

Impeller Bolt 

Summary of Contents for AG Series

Page 1: ...Self Priming Pumps Operation Manual...

Page 2: ...and using the product Keep this manual for future reference Our products are factory tested to ensure proper operation Inspect carefully and make sure there are no missing or damaged pieces from shipp...

Page 3: ...he warranty To reduce risk of electrical shock always disconnect the pump from the power source before handling or servicing Cable should be inspected frequently Never handle connected power cords wit...

Page 4: ...n secure the pump so it cannot tip over fall or slide from its operating position Do not allow pump to exceed manufacturer s recommendation for maximum performance as doing so could cause the motor to...

Page 5: ...rature Short term shortage should not exceed 6 months If planning to store the pump for more than 6 months but less than 24 months the pump should be stored inside an enclosure that is temperature con...

Page 6: ...ion Location The pump should al wa ys be as close as possible to the liquid s uppl y and in no case should the pump be more than 25 feet above the surface of the liquid supply The pump should always b...

Page 7: ...ll pump units should rotate clockwise when viewing from the motor end of the pump Securely install the pump on a firm footing to make sure the pump will not move due to vibration Suction System Use a...

Page 8: ...prevent the pump from priming To insure an air tight joint use pipe thread compound in all threaded connections in the suction line Suction flanges should also be pulled up tight to prevent air leaks...

Page 9: ...n Frame Mounted Units Shut off Valve Check Valve Priming plug Union Shut off Valve 1 Foot Valve Strainer 2 Elbow 3 Incline suction line 2 grade min 4 Eccentric Reducer 5 Check Valve 6 Shut off Valve 7...

Page 10: ...ranty Discharge System Connect the discharge hose or pipe to the side outlet on the discharge tee or to the discharge elbow Correct Incorrect CAUTION Always operate this pump with a strainer on the en...

Page 11: ...rated voltage with rated frequency See motor name plate for rating OR 2 AC power is within 5 of rated frequency with rated voltage OR 3 A combined variation in voltage and frequency of 10 sum of abso...

Page 12: ...ntinued by disconnecting electric power When the pump has been operating in freezing weather or in liquid that contains a considerable amount of solids it is advisable to drain the pump body by removi...

Page 13: ...e required number of shims to result in an impeller to volute clearance of not more than 021 Shaft seal service When examining or replacing the shaft seal remove the body and impeller impeller shims a...

Page 14: ...intermediate coupling slide the rotating member onto the shaft until the lapped faces of the rotating member and stationary member are together Then reassemble the remainder of the pump Motor service...

Page 15: ...Self Priming Pumps 15 7 Sectional AE Series...

Page 16: ...et O ring 9 Mechanical Seal 10 Volute Pin 11 Slinger 12 Check Valve Gasket 13 Volute Gasket 14 Discharge 15 Base brackets 16 Big Weight 17 Small Weight 18 Motor 19 Square Head Plug 20 Heavy Helical Sp...

Page 17: ...Self Priming Pumps 17 1 AG AD Series...

Page 18: ...5 Engine Bracket 6 Volute 7 Suction 8 Suction Gasket 9 Volute Gasket 10 Discharge 11 Shaft Sleeve 12 Base Brackets 13 Big Weight 14 Small Weight 15 Hex Nut 16 Round Screw 17 Lock Washer 18 Hex Bolt 1...

Page 19: ...Self Priming Pumps 19 1 AAG AAD...

Page 20: ...n 6 Discharge Gasket 7 Discharge 8 Volute 9 Volute Gasket 10 Mechanical Seal 11 Impeller 12 Lock Washer 13 Plastic Coupling 14 O ring 15 Plastic Plug 16 Gasket 17 Engine 18 Hex Socket Head Cap Screw 1...

Page 21: ...Self Priming Pumps 21 1 AU Series Item Description 1 Discharge 2 Suction...

Page 22: ...s 14 Lock Washer 15 Impeller Lock Washer 16 Volute Gasket 17 Drain Plug 18 Hex Nut 19 Discharge Lock Washer 20 Impeller Lock Washer 21 Hex Bolt 22 Bearing Frame 23 Shaft 24 25 Bearing 26 29 Snap Ring...

Page 23: ...ller 8 Foot valve or suction line not submerged deep enough in water pulling air 8 Submerge lower in water 9 Insufficient inlet pressure or suction head 9 Increase inlet pressure by adding more water...

Page 24: ...ndation not rigid enough 1 Reinforce 2 Foreign material in pump causing unbalance 2 Disassemble pump and remove foreign material 3 Impeller bent 3 Replace impeller 4 Cavitation present 4 Check suction...

Page 25: ...hip as indicated in its general conditions of sale Failure to follow the suggestions and recommendations in this manual as well as improper product use or handling will completely invalidate the warra...

Page 26: ...26 Operation Manual 26 Notes...

Page 27: ...Self Priming Pumps 27 1 Notes...

Page 28: ...Type text 4034 Mint Way Dallas Texas 75237 800 783 6756 214 337 8780 support wdmpumps com...

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