Parker A4W Series Скачать руководство пользователя страница 9

Bulletin 22-00 A / Page 9

Item No.

Kit Description

Port Size

20 mm

(3/4”)

25 mm

(1”)

32 mm

(1-1/4””)

40 mm

(1-1/2”)

50 mm

(2”)

1, 2

Seal Cap

208757

208757

208757

208757

208757

2, 3 , 5 - 13

Bonnet

208759

208759

208759

208759

208759

2, 5 - 13

Spring, Bonnet (Range V)

208760

208760

208760

208760

208760

2, 5 - 13

Spring, Bonnet (Range D)

208818

208818

208818

208818

208818

14 - 16

Diaphragm 

208802

208802

208802

208802

208802

17 - 21

Pilot Plug

208767

208767

208767

208767

208767

22 - 24

Seal Cap

208758

208758

208758

208758

208758

26 -27

Gauge Plug 

208808

208808

208808

208808

208808

28 - 31

Manual Opening Stem

208809

208809

208809

208809

208809

16 - 21, 26 - 34

Port Plate (A4W, A4WK Only)

208814

208814

208814

208814

208814

16 - 23, 

26 - 35, 46 - 49

Port Plate (A4WB, A4WBK Only)

208815

208815

208815

208815

208815

16 - 24, 

26 - 35, 46 - 49

Port Plate (A4WS Only)

208816

208816

208816

208816

208816

16 - 21, 26 - 32, 33, 

34- 35, 46 - 49

Port Plate (A4WBS Only)

208817

208817

208817

208817

208817

16 - 21, 

27 - 32, 34- 35

Port Plate (A4WE Only)

208945

208945

208945

208945

208945

35 - 42

Piston

208778

208779

208780

208781

208782

35 - 39

Spring, Piston

208795

208796

208797

208798

208799

35 - 39, 41 - 42

Wear Seal, Piston

208819

208819

208820

208821

208821

2, 5 - 6, 13, 14, 16 - 17, 

20, 35 - 38, 41-42

Gasket / O-Ring (A4W, A4WK Only)

208823

208803

208804

208805

208806

2, 5 - 6, 13, 14, 

16 - 17, 20, 23, 28, 

35 - 38, 41-42

Gasket / O-Ring (A4WB, A4WS, A4WBS,
                            A4WBK Only)

208824

208824

208807

208812

208813

4

Bolt, Bonnet

208800

208800

208800

208800

208800

25

Bolt, Port Plate

208801

208801

208801

208801

208801

33, 46 - 49

* Solenoid Pseudo (“S” or “B” Only)

208940

208940

208940

208940

208940

44 - 45

Coil, 120/60 or 110/50 18.5 Watt Leaded

204843

204843

204843

204843

204843

44 - 45

Coil, 240/60 or 220/50 18.5 Watt Leaded

204844

204844

204844

204844

204844

44 - 45

Coil, 208/60 18.5 Watt Leaded

204845

204845

204845

204845

204845

44 - 45

Coil, 240/50 18.5 Watt Leaded

204846

204846

204846

204846

204846

44 - 45

Coil, 24/60 18.5 Watt Leaded

206244

206244

206244

206244

206244

-----

Gauge Kit, S.S.

208938

208938

208938

208938

208938

-----

Gauge Kit, Plated

208939

208939

208939

208939

208939

* If repairing a A4WBS valve two kits must be ordered.

A4W, A4WB, A4WS, & A4WBS Repair Kits

Item No.

Description

Material

Qty

44

Clip, Coil

S.S.

1

45

Coil (“S” & “B” Only)

-------

1

46

Solenoid Pseudo Assembly (“S” & 
“B” Only)

S.S.

1

47

Armature, Coil (“S” & “B” Only)

S.S.

1

48

Ring, Seal

Tefl on (PTFE)

1

49

Spring, Coil (“S” & “B” Only)

S.S.

1

A4W, A4WB, A4WS, & A4WBS Parts List  (continued)

Содержание A4W Series

Страница 1: ...are its stainless steel and aluminum construction which allows it to withstand corrosive environments and its overall light weight minimizes installation costs Product Features Suitable for Ammonia CO...

Страница 2: ...er an Electric Shut Off S or a Electric Wide Open Bypass B The bonnet which contains the 3 range set spring and adjustment stem The A4W is a normally closed valve furnished with socket weld and weld n...

Страница 3: ...he presence of system impurities The upward movement of the pilot plug piston causes the pilot plug piston seat to unseat allowing the pressure on top of the piston to vent through the pilot plug pass...

Страница 4: ...operation cross section diagram than the standard A4W but the regulating portion of the valve works in the same manner as described in the A4W principles of operation Note The passages in the A4WB po...

Страница 5: ...s section shows the B and S solenoid features When both solenoids are de energized there is no flow from the top of the piston and therefore the pressure on top of the piston is equalized to that on t...

Страница 6: ...e is then to be backed out approximately 1 16 of an inch before welding Use of welding rings is optional but recommended for butt weld valves They help alignment control gap for full penetration weldi...

Страница 7: ...tors with B features can only be adjusted with the pilot solenoid de energized Regulators with the S feature can only be adjusted with the solenoid energized A4W Disassembly See also Bulletin RSBCV Al...

Страница 8: ...16 19 20 21 22 23 24 25 26 27 29 31 28 32 30 34 33 23 48 47 46 45 44 35 36 37 38 39 40 41 42 43 A4W Exploded Parts View A4WB shown Note The port plate for a A4W and A4WE inlet pressure regulator does...

Страница 9: ...08797 208798 208799 35 39 41 42 Wear Seal Piston 208819 208819 208820 208821 208821 2 5 6 13 14 16 17 20 35 38 41 42 Gasket O Ring A4W A4WK Only 208823 208803 208804 208805 208806 2 5 6 13 14 16 17 20...

Страница 10: ...0 mm 3 54 90 0 mm 3 54 90 0 mm 3 54 D 266 7 mm 10 5 299 5 mm 11 79 312 7 mm 12 31 E 41 4 mm 1 63 53 1 mm 2 09 49 3 mm 1 94 A4W Butt Weld BW Dimensions Dimension Port Size 20 25 mm 3 4 1 32 mm 1 1 4 40...

Страница 11: ...ating Specialties before proceeding with the work Before doing any service work always be sure to disconnect the power and isolate the valve Failure to do so will result in venting of ammonia Tighten...

Страница 12: ...ivision Defective products or parts thereof returned to the factory with transportation charges prepaid and found to be defective by factory inspection will be replaced or repaired at Refrigerating Sp...

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