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2601.40                                          

Plunger Seals dia. 18 mm

1

2601.41                                          

Complete Seals Packing  Ø18 mm          

3

2601.42                                          

Plunger Ø18 mm

3

2600.12                                          

Complete Valve

6

2608.26                                          

Plunger oil Seals

1

2601.43                                            

Complete Manifold

1

3100.42                                          

Connecting Rod-Plunger  Rod Assy  3

2608.26                                          

Plunger oil Seals

1

2601.43                                            

Complete Manifold

1

3- 5- 6

11- 12- 13

37- 38- 39- 40 

3- 4- 5- 6- 7

43- 44- 45- 46

2

3- 4- 5- 6- 7- 8  

9- 10- 11- 12  

13- 14- 17- 18

0700.07

BREAKDOWN OF NST1012C PUMP

Page 3

1

0202.34

Crankcase

1

*2

0001.05

Plunger oil seal

3

*3

0601.81

"O" Ring Ø1.78x28.03

3

*4

1201.12

Pressure ring dia. 18 mm

3

*5

0002.08

"V" seal, dia. 18 mm

6

*6

0300.50

Support ring dia. 18 mm

6

*7

0300.21

Intermediate Ring Ø18 mm

3

*8

0603.07

Copper washer G1/2

1

*9

1601.20

Brass plug G1/2

1

*10

1602.47

Manifold housing

1

*11

0601.61

"O" Ring Ø1.78x15.60

6

*12

3604.60

Valve assembly

6

*13

0601.06

"O" Ring Ø2.62x18.72

6

*14

1601.36

Valve plug

6

15

1801.39

Manifold stud bolt M6x50

8

16

1401.12

Spring washer Ø6

*17

0603.06

Copper washer G3/8

1

*18

1601.17

Brass plug G3/8

1

19

1503.22

Valve seat

6

20

1202.00

Valve plate

6

21

0900.30

Valve spring

6

22

0604.07

Valve cage

6

18

23

1501.06

Snap Ring dia. 62 mm

1

24

Sight glass

1

25

0601.83

"O" Ring Ø3.53x55.56

1

26

1500.03

Snap Ring dia. 25 mm

1

27

0213.00

Ball Bearing

1

0006.61

Hollow shaft dia. 28

1

0206.04

Crankshaft Key

1

31

1600.14

Oil dip stick

1

32

0601.14

"O" Ring Ø1.78x14.00

1

33

1601.69

Brass plug

1

34

0200.02

Needle Roller Bearing

1

35

0001.18

Cranckshaft seal

1

38

1801.26

Screw M6x22

4

39

1400.02

Washer dia. 6,5 mm

4

40

0500.66

Motor flange

1

41

1400.01

Washer dia. 8,5 mm

4

42

1802.06

Hexagonal Screw M8x25

4

*43

1802.27

Plunger Screw  Stainlees Steel                     

3

*44

1408.13

Bonded Seal

3

*45

1200.38

Plunger

3

*46

1400.27

Copper spacer

3

47

0003.04

Plunger Rod

3

48

1502.04

Connecting rod pin

3

49

0100.08

Conneting Rod

3

50

1801.32

Conneting Rod Screw

6

51

0601.46

"O" Ring Ø 2.62x101.27

1

52

0203.64

Crankcase cover

1

29
30

 

*

Part available in kit only

Part also available in kit

Part No.

Item

Description

Qty

Part No.

Item

Description

Qty

Part No.

Item

Description

Qty

Kits

Summary of Contents for 8H-2-10-120

Page 1: ... HAWK products are warranted by the manufacturer to be free from defects in workmanship and materials of construction for a period of one year from the date of purchase All products subject to this limited warranty shall be returned prepaid for inspection repair or replacement to the manufacturer s representative The express limited warranty set forth herein is in lieu of all other warranties expr...

Page 2: ... available for this job LEAKS Any leaks in the unloader hose or gun will cause a repetitive pulsing of the unloader This causes undue wear on all the components of the machine and will shorten their life WATER DELIVERY Do not run the pump dry This will cause the packings to fail prematurely and will void your warranty Make certain that the inlet filter is clean HEADER TANKS If the unit has been fi...

Page 3: ... 0603 06 Copper washer G3 8 1 18 1601 17 Brass plug G3 8 1 19 1503 22 Valve seat 6 20 1202 00 Valve plate 6 21 0900 30 Valve spring 6 22 0604 07 Valve cage 6 18 23 1501 06 Snap Ring dia 62 mm 1 24 Sight glass 1 25 0601 83 O Ring Ø3 53x55 56 1 26 1500 03 Snap Ring dia 25 mm 1 27 0213 00 Ball Bearing 1 0006 61 Hollow shaft dia 28 1 0206 04 Crankshaft Key 1 31 1600 14 Oil dip stick 1 32 0601 14 O Rin...

Page 4: ...lunger seat 1 9 Plunger rod 1 10 Plunger guide 1 11 0204 29 Body sst 1 12 Seat o ring 1 13 Seat normal 1 14 Ball 1 15 Shutter spring 1 16 Seat spring 1 17 Springs plug o ring 1 18 1601 11 Cap 1 19 1507 17 Right shell 1 20 1407 05 Inlet fitting 1 21 0603 09 Copper washer 1 22 1605 00 Pipe 1 23 0802 05 Lock off lever 1 24 0802 04 Trigger 1 25 1506 01 Lock off pin 1 Only available in kit 1 3 2 7 25 9...

Page 5: ...out 10 to 20 bar between the gun open and gun closed situations If the differential between the open and closed gun pressures is greater than 20 bar back off the unloader knob until the differential is correct Check the amperage being drawn by the motor with the gun open Make sure it does not exceed the motor manufacturer s recommendation usually stated on the motor label Lock the nut down on the ...

Page 6: ...ingfromthevalveplugs 10 Oilleakage 11 Oilismilky Waterintheoil Changetheoil NOTE Watercannotenterthecrankcasefrom thepump Thereisagapbetweenthepumpheadandthe crankcase Checkandreplace Checkandreplace Checkandreplace Checkandreplace Repairanyleakstohoseandgun Theremustbenoleaksifthe unloaderistoperformproperly Checkandreplace Checkandreplace Reducetemperaturetobelow50 C Checkandreplace Checkand orr...

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