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

WORCESTER
HEATSLAVE II 18/25 ERP 7731600048 - (Hydraulics)
Appliance Code: 7731600048

Appliance Diagram


Hydraulics diagram for Worcester Heatslave II 18/25 ERP 7731600048Click the diagram to open it on a new page

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  TANK INSULATION
Worcester part no. 8716119373
£40.91
1   TANK ASSEMBLY PAINTED
Worcester part no. 87186891780
£754.89
2 Part number 87161424310, DRAIN COCK 1/4 DRAIN COCK 1/4
Worcester part no. 87161424310
£2.56
3 Part number 87186844010, AUTO AIR VENT 3/8" AFTER FD992 AUTO AIR VENT 3/8" AFTER FD992
Worcester part no. 87186844010
£15.34
4 Part number 87186888010, SENSOR 18mm SENSOR 18MM
Worcester part no. 87186888010
£8.26
5 Part number 87160108090, TEMPERATURE SENSOR TEMPERATURE SENSOR
Worcester part no. 87160108090
£6.94
6 Part number 87186843230, SENSOR NTC RIGHT ANGLED SENSOR NTC RIGHT ANGLED
Worcester part no. 87186843230
£8.27
7   WIREFORM SPRING(10X) BEFORE FD655
Worcester part no. 87161034880
£3.36
7   SPRING LOCKING 10MM AFTER FD656
Worcester part no. 87186632290
£11.06
8 Part number 87161074400, O-RING 7.75 X 2.1 L (X1) O-RING 7.75 X 2.1 L (X1)
Worcester part no. 87161074400
£0.59
9 Part number 87161029870, THERMOSTAT COVER THERMOSTAT COVER
Worcester part no. 87161029870
£1.12
10 Part number 29144114110, SCREW M3X6mm ZC PL P/H TAPTITE AFTER FD992 SCREW M3X6MM ZC PL P/H TAPTITE AFTER FD992
Worcester part no. 29144114110
£2.79
11   THERMOSTAT OVERHEAT HEAD BANK
Worcester part no. 87186905480
£18.71
12 Part number 87161029920, STUD HEX HEAD 20mm STUD HEX HEAD 20MM
Worcester part no. 87161029920
£0.59
13   THERMOSTAT POCKET
Worcester part no. 87161029880
£5.35
14 Part number 29124511580, SCREW M5 X 16mm POZI PAN HEAD SCREW M5 X 16MM POZI PAN HEAD
Worcester part no. 29124511580
£2.00
15   PUMP ASSEMBLY
Worcester part no. 8716117574
£285.43
16   O-RING RETAINER PUMP
Worcester part no. 87186844700
£9.55
17 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
£5.27
18   CAP PUMP DIVERTER VALVE
Worcester part no. 87186840110
£17.96
19 Part number 87167711540, O-RING 17X4 (10X) AFTER FD992 O-RING 17X4 (10X) AFTER FD992
Worcester part no. 87167711540
£2.63
20 Part number 87167713530, O-RING 23X4 (X10) O-RING 23X4 (X10)
Worcester part no. 87167713530
£2.35
21 Part number 87186819200, CLIP PUMP RETURN UNIT (X10) CLIP PUMP RETURN UNIT (X10)
Worcester part no. 87186819200
£5.94
22 Part number 87186838200, RETURN UNIT HU1 ( NO BP VALVE) RETURN UNIT HU1 ( NO BP VALVE)
Worcester part no. 87186838200
£93.94
23 Part number 87377046110, DIVERTER VALVE ASSEMBLY DIVERTER VALVE ASSEMBLY
Worcester part no. 87377046110
£76.67
24 Part number 87161068480, SCREW M5 STAINLESS SCREW M5 STAINLESS
Worcester part no. 87161068480
£3.20
25 Part number 87186828390, MOTOR DIVERTER VALVE MOTOR DIVERTER VALVE
Worcester part no. 87186828390
£43.65
26 Part number 87161065660, PLUG PLUG
Worcester part no. 87161065660
£0.94
27 Part number 87161067480, O-RING 12,5X3 WRAS / KTW (1X) AFTER FD992 O-RING 12,5X3 WRAS / KTW (1X) AFTER FD992
Worcester part no. 87161067480
£2.95
28 Part number 87186869790, CLIP WIRE (13mm PIPE) CLIP WIRE (13MM PIPE)
Worcester part no. 87186869790
£2.14
29 Part number 87186846990, CLIP WIRE 18mm (10X) CLIP WIRE 18MM (10X)
Worcester part no. 87186846990
£2.78
30   ADAPTER PUMP CONNECTION
Worcester part no. 87186898070
£23.20
31 Part number 87186815430, CLIP HE RETURN CLIP HE RETURN
Worcester part no. 87186815430
£2.97
32 Part number 87161139180, CLIP RETURN CONNECTION (X10) CLIP RETURN CONNECTION (X10)
Worcester part no. 87161139180
£19.08
33   PIPE PUMP TO SHE 18/25
Worcester part no. 87186856280
£37.66
34 Part number 87161408260, O-RING 3.0 SEC X 21.5 I/D E.P. O-RING 3.0 SEC X 21.5 I/D E.P.
Worcester part no. 87161408260
£2.80
35 Part number 87161483220, CLIP - RETAINING CLIP - RETAINING
Worcester part no. 87161483220
£3.03
36 Part number 87161132020, FIBRE WASHER AFM 34 30 X 22.2 X 1.5(10X) FIBRE WASHER AFM 34 30 X 22.2 X 1.5(10X)
Worcester part no. 87161132020
£5.01
38 Part number 87101030430, FIBRE WASHER 23.9 X 17.2 X 1.5 FIBRE WASHER 23.9 X 17.2 X 1.5
Worcester part no. 87101030430
£2.84
39   PIPE PLATE HEAT EXCHANGER TO DIVERTER
Worcester part no. 87186841240
£50.60
40 Part number 87167711540, O-RING 17X4 (10X) AFTER FD992 O-RING 17X4 (10X) AFTER FD992
Worcester part no. 87167711540
£2.63
41   PIPE TANK TO PLATE HEAT EXCHANGER
Worcester part no. 87186841290
£35.81
42 Part number 87112000240, CLIP (10X) 18 AFTER FD992 CLIP (10X) 18 AFTER FD992
Worcester part no. 87112000240
£12.94
43 Part number 87161424620, NON RETURN VALVE NON RETURN VALVE
Worcester part no. 87161424620
£7.91
44   PIPE DHW
Worcester part no. 87186841610
£41.60
45 Part number 87161165490, O-RING 13,87X3,53 (10X) O-RING 13,87X3,53 (10X)
Worcester part no. 87161165490
£3.13
46 Part number 87186804500, INLET BOTTOM INLET BOTTOM
Worcester part no. 87186804500
£3.61
47 Part number 87161064520, SCREW & WASHER ASSEMBLY M5X30 SCREW & WASHER ASSEMBLY M5X30
Worcester part no. 87161064520
£2.60
48 Part number 87167710030, WASHER 18mm (10x) WASHER 18MM (10X)
Worcester part no. 87167710030
£4.26
49 Part number 87161064350, SEAL 15mm SEAL 15MM
Worcester part no. 87161064350
£3.36
50   INLET UPPER
Worcester part no. 87186804490
£14.74
51 Part number 87186834990, FITTING PRV FITTING PRV
Worcester part no. 87186834990
£22.34
52 Part number 87174010290, PRESSURE RELIEF VALVE DHW PRESSURE RELIEF VALVE DHW
Worcester part no. 87174010290
£14.65
53 Part number 87161408100, O-RING 2.62 X 6.02 ID EPDM (10X) O-RING 2.62 X 6.02 ID EPDM (10X)
Worcester part no. 87161408100
£2.68
54   HEAT EXCHANGER PLATES
Worcester part no. 8716117724
£162.92
55   PIPE CH RETURN TO DIVERTER VALVE
Worcester part no. 87186841250
£43.45
56   WASHER FIBRE AFM 34 23.9 X 17.2 X 1.5
Worcester part no. 87161132030
£15.76
57   VALVE BULKHEAD ISOLATING CH
Worcester part no. 87186869450
£36.89
58   PIPE DCH RETURN
Worcester part no. 87186841710
£39.63
59   PIPE DW FLOW SWITCH TO PLATE HE
Worcester part no. 87186841370
£38.48
60 Part number 87186411900, O-RING 6X2.5mm WRAS/KTW LUBRICATED (X10) O-RING 6X2.5MM WRAS/KTW LUBRICATED (X10)
Worcester part no. 87186411900
£3.28
61 Part number 87170021320, TURBINE (BEFORE FD076) TURBINE (BEFORE FD076)
Worcester part no. 87170021320
£60.76
62   CONNECTOR
Worcester part no. 87199050620
£10.60
63   O-RING 3,53X12,29
Worcester part no. 87102051040
£2.70
64 Part number 87161408200, O-RING 17.6 ID X 2.4 EP (10X) O-RING 17.6 ID X 2.4 EP (10X)
Worcester part no. 87161408200
£2.79
65   SPRING CLIP
Worcester part no. 87113047570
£2.82
66   PIPE DW SHUT-OFF VALVE TO FLOW SWITCH
Worcester part no. 87186841390
£29.65
67 Part number 87161424180, ISOLATOR VALVE 15mm-ONE C/NUT ISOLATOR VALVE 15MM-ONE C/NUT
Worcester part no. 87161424180
£20.54
68 Part number 87161402880, SET OF NUTS SET OF NUTS
Worcester part no. 87161402880
£4.15
70   PIPE DW MAINS
Worcester part no. 87186841410
£37.91
71   FLOW REGULATOR
Worcester part no. 8716118469
£16.44
72   PIPE PHE OUT
Worcester part no. 87186841320
£68.52
73   VENT AIR
Worcester part no. 87186832750
£14.19
74   T-PIECE 18MM
Worcester part no. 87186859160
£26.03
75   PIPE PHE TO TANK
Worcester part no. 87186841750
£30.22
76   PIPE CH T-CONNECTOR TO SHUT OFF VALVE
Worcester part no. 87186841340
£32.31
77   PIPE CH OUT
Worcester part no. 87186841350
£33.62
78 Part number 87161076600, EXPANSION VESSEL 12 LITRE EXPANSION VESSEL 12 LITRE
Worcester part no. 87161076600
£102.96
79   HOSE FLEXIBLE
Worcester part no. 87186840650
£34.81
80   BRACKET EXPANSION VESSEL
Worcester part no. 87186811730
£37.98
81   SPRING LOCKING 10MM AFTER FD656
Worcester part no. 87186632290
£11.06
82   GAUGE PLASTIC CAPILLARY
Worcester part no. 87186893570
£30.62
83   PUMP HEAD
Worcester part no. 8716117576
£308.15
84   PLUG
Worcester part no. 8716117578
£22.67



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