Do-It-Yourself Irrigation Inc.
Do-It-Yourself Irrigation Inc is your best source for Lawn Sprinklers, Lawn Irrigation Supplies, Irrigation Parts, Landscape Lighting, Well Pumps, Wire, Backflow Prevention, Pond and Lake Fountains as well as Irrigation and Landscape Lighting Design. and Instruction.

Rain Bird Lawn Irrigation;
Maxi-Paw for Lawn Sprinklers.


Scroll down to learn about our line of Rain Bird Maxi Paw ,
or to order online from Do-It-Yourself
Irrigation.

 


Rain Bird 2045A Maxi-Paw™ / 2045A-SAM
Full- or Part-Circle Impact Rotor Pop-Up Sprinklers


Primary Application

The Maxi-Paw's powerful throw permits maximum spacing and offers superior close-in watering and uniform water distribution. Low pressure loss and an efficient, straight-through flow design conserve energy and are ideal for dirty water applications. The optional Seal-A-Matic™ prevents run-off, puddling, and erosion caused by low head drainage. And most important, it's rugged and dependable, popping up on schedule again and again because of the multi-function wiper seal. The Maxi-Paw Rotor- a tradition of excellence.

 

Maxi-Paw Features

  • Proven impact drive.
  • Straight-through flow for superior performance in dirty water.
  • Five interchangeable, color-coded MPR nozzles with standard trajectory.
  • Two interchangeable low angle (LA) nozzles.
  • Easy to adjust, easy to service.
  • No tools required to change nozzles.
  • Heavy-duty plastic case with sturdy, reinforced ribbed design.
  • Double-weighted arm for slower rotation and increased distance of throw.
  • Self-flushing inner trip with improved inner trip lever.
  • Powerful reverse action.
  • Adjustable arm spring for low-pressure and low-gallonage operation.
  • Energy efficient, low pressure and low-gallonage operation.
  • Proven impact drive.
  • Straight-through flow..
  • Full-circle or part-circle arc 20° to 340°.
  • Precision Jet tube (PJ™) minimizes side splash.
  • Hooded bearing for longer life.
  • Distance control diffuser pin.
  • Multi-function, pressure-activated wiper seal.
  • Inlet filter screen and pressure-activated wiper seal protect internal assembly from debris to ensure positive pop-up and retraction.
  • Combination 1/2" (15/21) or 3/4" (20/27) bottom inlet.
  • Heavy-duty, stainless steel retract spring assures positive sprinkler pop-down.
  • FP trip for full- or part-circle operation.
  • Side or combination bottom inlet for design flexibility.
  • Serviceable through the top of the case.
  • Optional internal Seal-A-Matic (SAM) prevents puddling and erosion caused by low head drainage and saves water.

 

Operating Range

  • Precipitation Rate: 0.28 to 1.17 inches per hour (7 to 30 mm/h)
  • Radius: 22 to 45 feet (6,7 to 13,7 m)
  • Radius with Radius Reduction Screw: 18 ft (5,4 m)
  • Pressure: 25 to 60 psi (1,7 to 4,1 Bars)
  • Flow: 1.5 to 8.4 GPM (0,34 to 1,91 m3/h; 0,9 to 0,53 l/s)

Specifications

  • Combination 1/2" (15/21) or 3/4" (20/27) FPT bottom inlet
  • 1/2" (15/21) FPT side inlet
  • Nozzles: 06-red; 07-black; 08-blue; 10-yellow; 12-beige
  • Low angle (LA) nozzles: 07 LA-black; 10 LA-yellow
  • Nozzle outlet trajectory is 23° for 06, 07, 08, 10, and 12 nozzles.
  • LA nozzle outlet trajectory is 11°.
  • Side inlet installation is not recommended in freezing climates.

Dimensions

  • Overall height: 9/10" (23,6 cm)
  • Pop-up height: 3" (7,6 cm)
  • Exposed surface diameter: 5" (12,7 cm)

Model

  • 2045A Maxi-Paw

Available Nozzles

  • Standard trajectory
  • 06, 07, 08, 10, 12
  • Low Angle
  • 07LA, 10LA

Nozzle Performance Charts

To use the charts below:

  • Using the pressure column, locate the pressure your sprinkler head will be a exposed to (the pressure at the head).

  • Next, look at the radius column within the pressure section you identified above, and choose the distance you want the water to go (remember that the distance published are the max distances under perfect conditions with the stars lined up just right, so assume the published distances are about 5 feet more than then really cover).

  • Now you will be able to determine which nozzle to use to get the distance you want at the pressure your sprinkler head pressure.

  • You can also see how much water each sprinkler head will use at a given pressure using a selected nozzle, so you can determine the gallons per minute a zone will use.

An example is that if I know my pressure at the head will be about 45 psi, and I want the water throw to be about 36 feet, I will need to use a # 8, nozzle (since you know the sprinkler will not really throw 40 feet using a # 8 nozzle...remember place it safe and do not space the heads too far apart).

2045A Maxi-PawTM
Performance Chart

             

Pressure
psi

Nozzle

Radius
ft.

Flow
GPM

Precip
In/h

Precip
In/h

             

25

6

-

-

-

-

07 LA

22

1.50

0.60

0.69

7

32

2.20

0.41

0.48

8

35

2.80

0.44

0.51

10 LA

25

3.40

1.05

1.21

10

38

4.20

0.56

0.65

12

39

5.50

0.70

0.80

             

35

6

37

2.00

0.28

0.32

07 LA

23

1.90

0.69

0.80

7

37

2.70

0.38

0.44

8

38

3.30

0.44

0.51

10 LA

29

4.00

0.92

1.06

10

41

4.80

0.55

0.64

12

42

6.30

0.69

0.79

             

45

6

38

2.30

0.31

0.35

07 LA

25

2.10

0.65

0.75

7

39

3.00

0.38

0.44

8

40

3.70

0.45

0.51

10 LA

31

4.50

0.9

1.04

10

42

5.40

0.59

0.68

12

44

7.10

0.71

0.82

             

55

6

38

2.50

0.33

0.39

07 LA

25

2.30

0.71

0.82

7

41

3.30

0.38

0.44

8

41

4.10

0.47

0.54

10 LA

32

5.00

0.94

1.09

10

43

6.00

0.62

0.72

12

45

7.90

0.75

0.87

             

60

6

38

2.60

0.35

0.40

07 LA

25

2.40

0.74

0.85

7

41

3.50

0.40

0.46

8

42

4.20

0.46

0.53

10 LA

32

5.40

1.02

1.17

10

44

6.40

0.64

0.74

12

45

8.40

0.80

0.92

Precipitation Rates based on half-circle operation.

Square spacing based on 50% diameter of throw.
Triangular spacing based on 50% diameter of throw.
Performance data collected in zero wind conditions

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