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9

Lift 

(FT)

Discharge Pressure in PSI

Shut Off 

PSI

30

40

50

60

70

80

Capacity in USGPM

2

15.1  12.2  7.7 

3.7 

67.0 

4

14.8  11.7  7.2 

3.5 

66.0 

5

14.6  11.5  6.9 

3.0 

66.0 

6

14.2  11.2  6.6 

2.8 

66.0 

8

13.8  10.9  6.4 

2.6 

66.0 

10

13.6  10.7  6.2 

2.4 

66.0 

12

13.1  10.5  6.0 

2.3 

65.0 

14

12.8  10.2  5.7 

2.1 

65.0 

15

12.6  10.1  5.5 

2.0 

65.0 

16

12.3  9.9 

5.2 

1.7 

65.0 

18

12.1  9.5 

5.0 

1.5 

63.0 

20

11.8  9.4 

4.7 

1.4 

63.0 

22

10.6  8.3 

4.5 

1.2 

62.0 

24

9.4 

7.3 

4.3 

1.1 

62.0 

25

8.3 

6.7 

4.2 

1.1 

61.0 

26

8.1 

6.5 

4.0 

0.8 

61.0 

28

7.8 

6.1 

3.7 

0.6 

60.0 

30

7.6 

5.9 

3.3 

0.2 

60.0 

Shallow Well Performance

1/2 HP Jet Pump

Lift 

(FT)

Discharge Pressure in PSI

Shut Off 

PSI

30

40

50

60

70

80

Capacity in USGPM

2

20.7  14.9  8.1 

1.4 

62.0 

4

20.2  14.4  7.8 

1.2 

61.0 

5

19.5  13.5  7.2 

1.0 

61.0 

6

18.7  13.2  7.1 

0.8 

61.0 

8

18.5  13.1  6.8 

0.7 

60.0 

10

18.1  12.7  6.6 

0.6 

60.0 

12

17.9  12.4  6.4 

0.5 

60.0 

14

17.8  12.2  6.1 

0.5 

60.0 

15

17.3  11.8  5.9 

0.5 

60.0 

16

16.5  11.4  5.7 

0.4 

60.0 

18

15.2  11.1  5.5 

0.1 

60.0 

20

14.7  10.5  5.1 

57.0 

22

13.4  9.8 

4.9 

55.0 

24

12.9  9.3 

4.5 

53.0 

25

11.5  8.1 

4.4 

53.0 

26

11.1  7.9 

4.1 

28

10.9  7.6 

3.8 

30

10.7  6.9 

3.7 

3/4 HP Jet Pump

Lift in Feet

30

40

50

60

70

80

Capacity in USGPM at 20 psi

6

6

6

5

4

3

Capacity in USGPM at 30 psi

6

6

5

4

3

2

Capacity in USGPM at 40 psi

5

4

3

2

1

Capacity in USGPM at 50 psi

3

2

2

1

1

Capacity in USGPM at 60 psi

2

1

1

1

Deep Well Performance

1/2 HP Jet Pump

Lift in Feet

30

40

50

60

70

80

Capacity in USGPM at 20 psi

6

6

6

5

5

4

Capacity in USGPM at 30 psi

6

6

6

5

4

3

Capacity in USGPM at 40 psi

5

4

4

3

2

1

Capacity in USGPM at 50 psi

4

4

3

2

1

Capacity in USGPM at 60 psi

3

3

2

2

1

3/4 HP Jet Pump

Performance Curves

Shallow Well Performance

Deep Well Performance (Lift in 5 FT)

0

20

40

60

80

100

120

140

160

0

2

4

6

8

10

12

14

16

18

20

Flow Rate (USGPM)

H

ea

(F

T)

Head (FT) DCJ500
Head (FT) DCJ750

0

20

40

60

80

100

120

140

160

180

0

5

10

15

20

25

Flow Rate (USGPM)

Head (FT)

Head (FT) DCJ500
Head (FT) DCJ750

Summary of Contents for Duro Pumps DCJ500

Page 1: ...pump body or for deep well installation for water level up to 80 feet with 1 1 4 pipes and injector down in the well A pressure switch and pressure gauge are standard features The pump starts when th...

Page 2: ...and void the warranty 10 Do not run the pump dry or damage will occur 11 The unit should be connected to a grounded circuit equipped with a ground fault interrupter device 12 Before installing the pu...

Page 3: ...setting is 30 psi cut in and 50 psi cut out Wells A new well should be pumped clear of sand before installing the pump Sand will damage the pumping parts and seal The drawdown level of the well shoul...

Page 4: ...ating Driven Well or Sandpoint Well 1 Drive the point several feet below the water table Note A packer type foot valve can be installed in the well This type of foot valve allows the well to be filled...

Page 5: ...down in the well This pump is designed for pumping potable water in applications where the water level is up to 80 feet Drilled Well 1 Assemble the foot valve to the ejector The short tube in the eje...

Page 6: ...d The pump should be connected to a separate electrical circuit directly for the main electrical service panel Do not use an extension cord 4 It is mandatory that a permanent ground connection be made...

Page 7: ...oJet Convertible Deep Well Jet Pumps When using DuroJet pumps on deep well applications longer tube for ejector assembly is required WaterGroup s part number for the long tube is 302922 1 Remove prime...

Page 8: ...pen a faucet nearest the tank and allow all water to drain from the tank 2 Measure the tank precharge at the valve stem using a tire gauge 3 If necessary adjust the precharge with an air pump to 2 PSI...

Page 9: ...750 1 10 302911 PLUG DRAIN PRIME DCJ500 750 1 4 18NPT 2 11 302912 O RING DIFFUSER DCJ500 750 OD 34 5 3 5 1 12 302913 O RING HOUSING DCJ500 750 OD 154 5 3 5 1 13 302914 ADAPTER PRESSURE SWITCH DCJ500 7...

Page 10: ...12 2 6 1 0 5 60 0 15 17 3 11 8 5 9 0 5 60 0 16 16 5 11 4 5 7 0 4 60 0 18 15 2 11 1 5 5 0 1 60 0 20 14 7 10 5 5 1 57 0 22 13 4 9 8 4 9 55 0 24 12 9 9 3 4 5 53 0 25 11 5 8 1 4 4 53 0 26 11 1 7 9 4 1 28...

Page 11: ...and impeller b Check water level in well to see actual pumping level Measure vertical distance to pump and compare to tolerance for pump type c See No 2c above d Compare minimum pressure on which capa...

Page 12: ...ill be made or a replacement pump or part will be supplied free of charge The serial number of the pump must be supplied This warranty does not obligate the manufacturer to bear the cost of field labo...

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