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Created by Gas Engineers, for Gas Engineers • We only sell Genuine Boiler Spares • HSP - Where The Trade Buy

WORCESTER
GR4700IW 21S NG - (Hydraulics)
Appliance Code: 41-800-13

Appliance Diagram


Hydraulics diagram for Worcester Gr4700IW 21s NGClick the diagram to open it on a new page

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1 Part number 87161139190, PIPE CH FLOW PIPE CH FLOW
Worcester part no. 87161139190
£24.26
2 Part number 87167711540, O-RING 17X4 (10X) AFTER FD992 O-RING 17X4 (10X) AFTER FD992
Worcester part no. 87167711540
£2.80
3 Part number 87186846990, CLIP WIRE 18mm (10X) CLIP WIRE 18MM (10X)
Worcester part no. 87186846990
£2.95
4 Part number 87186808240, MANIFOLD MANIFOLD
Worcester part no. 87186808240
£23.98
5   O RING 12.5X3L (10X)
Worcester part no. 8716118019
£4.05
6   PLUG (5X)
Worcester part no. 87182224780
£3.09
7 Part number 87161065490, SAFETY CLIP 13mm (1X) SAFETY CLIP 13MM (1X)
Worcester part no. 87161065490
£2.43
8   MANIFOLD PLATE
Worcester part no. 8737602345
£13.12
9   O-RING 34X3 (10X)
Worcester part no. 8737602346
£9.82
10   PUMP UPM4L 68W ERP1
Worcester part no. 8737605865
£195.13
10   NOW USE 8737605865 PUMP ERP SPE HU2-10
Worcester part no. 8737602344
 
11 Part number 87161064520, SCREW & WASHER ASSEMBLY M5X30 SCREW & WASHER ASSEMBLY M5X30
Worcester part no. 87161064520
£2.75
12   PIPE DHW
Worcester part no. 8737602377
£15.10
13   PIPE
Worcester part no. 8737602378
£15.50
14 Part number 87186510420, Pressure sensor PRESSURE SENSOR
Worcester part no. 87186510420
£113.95
15   MANIFOLD (EXPANSION VESSEL)
Worcester part no. 87186489730
£2.98
16 Part number 87161165490, O-RING 13,87X3,53 (10X) O-RING 13,87X3,53 (10X)
Worcester part no. 87161165490
£3.32
17   CONNECTING PIPE (PRV)
Worcester part no. 8737602347
£3.63
18 Part number 87186439890, SAFETY VALVE SAFETY VALVE
Worcester part no. 87186439890
£11.00
19 Part number 87161139180, CLIP RETURN CONNECTION (X10) CLIP RETURN CONNECTION (X10)
Worcester part no. 87161139180
£20.24
20 Part number 87186819200, CLIP PUMP RETURN UNIT (X10) CLIP PUMP RETURN UNIT (X10)
Worcester part no. 87186819200
£6.31
21   CONNECTING PIPE
Worcester part no. 8737602348
£6.50
22 Part number 87167713530, O-RING 23X4 (X10) O-RING 23X4 (X10)
Worcester part no. 87167713530
£2.49
23   CLIP (10X)
Worcester part no. 8737602356
£7.93
24   WIRE CLIP 10MM (X5)
Worcester part no. 8716121164
£3.09
25   CLIP (10X)
Worcester part no. 8737602355
£5.74
26   3-WAY VALVE
Worcester part no. 8737602350
£37.09
27 Part number 87186411900, O-RING 6X2.5mm WRAS/KTW LUBRICATED (X10) O-RING 6X2.5MM WRAS/KTW LUBRICATED (X10)
Worcester part no. 87186411900
 
29   PIPE CH RETURN H120
Worcester part no. 8716121325
£21.00
30   O-RING 18,7X2,7 (10X)
Worcester part no. 87186404140
£3.63
31 Part number 87112000160, WIREFORM SPRING WIREFORM SPRING
Worcester part no. 87112000160
£0.62
32   RETURN PIPE
Worcester part no. 8737602352
£6.89
33 Part number 87167714320, FILLING VALVE FILLING VALVE
Worcester part no. 87167714320
£11.78
34 Part number 87161065640, PLUG BLANKING 18mm PLUG BLANKING 18MM
Worcester part no. 87161065640
£2.86
35   HOUSING ASSEMBLY - TANK STAT
Worcester part no. 8716116822
£8.71
36   HARNESS SENSOR
Worcester part no. 8716121321
£10.53
37   CONNECTOR 2 POLE SILVER GREY
Worcester part no. 8716119956
£17.15
38   STRAPPING KIT
Worcester part no. 8716116823
£5.33
39   GAUGE PLASTIC CAPILLARY
Worcester part no. 8716121395
£11.17
40   SEAL HORSE SHOE CONNECTOR SYPHON
Worcester part no. 87186693660
£4.11
41   CAP SIPHON COLLECTOR
Worcester part no. 8716121397
£1.67
42 Part number 87161138510, O RING O RING
Worcester part no. 87161138510
£1.84
43   SIPHON HORSESHOE 4000
Worcester part no. 8716121405
£22.75
44   HOSE CONDENSATE CDD
Worcester part no. 8716121396
£14.37
50   DIVERTER VALVE HU2-10
Worcester part no. 8716121824
£16.22
51 Part number 87161156730, WASHER (X1) WASHER (X1)
Worcester part no. 87161156730
£4.12
52 Part number 87161093630, SCREW NO.10 X 20 HEX FL HD POZI ZP AFTER FD 305 SCREW NO.10 X 20 HEX FL HD POZI ZP AFTER FD 305
Worcester part no. 87161093630
£2.75
53   RETURN PIPE
Worcester part no. 8716121859
£19.84
54   ADAPTOR
Worcester part no. 8716121857
£3.15
55   RING
Worcester part no. 8716121858
£3.20
56   PIPE
Worcester part no. 8716121861
£16.91
57 Part number 87161156800, WASHER 18.6 X 13.5 X 1.5 (1X) WASHER 18.6 X 13.5 X 1.5 (1X)
Worcester part no. 87161156800
£0.91
58   FLOW PIPE
Worcester part no. 8716121860
£18.79
59   ELBOW HEAT EXCHANGER FLOW ASSEMBLY
Worcester part no. 87186495540
£5.89
60   AIR VENT
Worcester part no. 8716122078
£3.81
61   AIR VENT CUP
Worcester part no. 8716121869
£3.81
62 Part number T00220054A0, CLIP CLIP
Worcester part no. T00220054A0
£3.16
63 Part number 87186888010, SENSOR 18mm SENSOR 18MM
Worcester part no. 87186888010
£8.76
68   O RING
Worcester part no. 8716121863
£0.60
69   O-RING 23,47X2,62 (10X)
Worcester part no. 8737602349
£4.85
70 Part number 87186854900, O-RING 20.22 X 3.53 70 EPDM (X10) O-RING 20.22 X 3.53 70 EPDM (X10)
Worcester part no. 87186854900
£5.60
71   MOTOR 3-WAY VALVE
Worcester part no. 8737602357
£25.58
73   SPRING LOCKING 10MM AFTER FD656
Worcester part no. 87186632290
£11.73



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