20/1 MFS

20/1 MFS

ID	Parts Number	Parts Description	Notes	Purchase
1	407530	Auto air release valve (inc. 2)
2	407501	O ring 17.12 x 2.62 mm
3	407534	D.H.W. exchanger plug (inc. 2,4,5,7)
4	407502	O ring 56.52 x 5.34 mm
5	407503	O ring 40.65 x 5.34 mm
6	407533	Fork kit (inc. 26,27,28)
7	407506	O ring 53.34 x 5.34 mm
8	407507	Bellows
9	407505	Conveyor
10	407502	O ring 56.52 x 5.34 mm
11	407506	O ring 53.34 x 5.34 mm
12	407504	Shell
13	407532	Collar kit (inc. 14 )
16	407531	D.H.W. switch kit
17	407515	O ring 13.95 x 2.62 mm
18	407518	Filter
19	407515	O ring 13.95 x 2.62 mm
20	407512	Gasket 1/2"
21	407633	O ring 2.90 x 1.78 mm
23	407535	D.H.W. pipe kit (inc. 31)
24	407523	Flow limiter 12 l
25	407634	Cable
26	407533	See key 6
27	407533	See key 6
28	407533	See key 6
29	407514	O ring 9.25 x 1.78 mm
31	407535	See key 23
32	407512	Gasket 1/2"
33	407512	Gasket 1/2"
34	407521	Gasket (N.T.C. probe)
35	407522	N.T.C. probe (inc. 34)
36	407520	D.H.W. outlet pipe
37	407512	Gasket 1/2"
38	407527	D.H.W. expansion vessel
40	407528	Gasket 1/4"
43	407633	Cable
44	407549	3 way valve
46	407545	O ring
47	407550	Deviator (inc. 46,50,70,71,72,95,100,106,108,114)
50	407546	O ring 10.78 x 2.62 mm
52	407541	Distributor
53	407542	Main circuit filter
54	407622	Collar kit (inc. 55)
67	407548	Fork kit (inc. 68,74,78)
68	407548	See key 67
69	407547	By-pass kit (inc. 70,71)
70	407540	O ring 17.17 x 1.78 mm
71	407515	O ring 13.95 x 2.62 mm
72	407543	O ring 91.97 x 3.53 mm
74	407548	See key 67
75	407514	O ring 9.25 x 1.78 mm
77	407619	Gasket 1/4"
78	407548	See key 67
79	407546	O ring 10.78 x 2.62 mm
80	407618	Pump pressure switch pipe
81	407619	Gasket 1/4"
82	570605	Pump pressure switch
83	407635	Cable (pump pressure switch to P.C.B.)
86	407625	Pump (inc. 85,87
87	407620	Pump gasket
88	407623	Cochlea kit (inc11,72,73,75,87,79,95,100,106,108)
91	407649	Expansion vessel 8 l
92	407651	Gasket 3/4"
94	407654	Pipe (expansion vessel to deviator)
95	407514	O ring 9.25 x 1.78 mm
96	407651	Gasket 3/4"
97	407668	Pipe (main exchanger to deviator)
100	407659	O ring 17.04 x 3.53 mm
101	407672	Ring kit (inc. 107,109)
102	407521	Gasket (N.T.C. probe)
103	407522	N.T.C. probe
104	407671	Tang kit (inc. 105)
106	407659	O ring 17.04 x 3.53 mm
107	407672	See key 101
108	407658	O ring 20.22 x 3.53 mm
109	407672	See key 107
110	407667	Manual vent cock (inc. 111)
111	407663	O ring 2.90 x 1.78 mm
112	407709	Pipe (inlet main circuit)
113	407656	Pipe (outlet main circuit)
114	407665	O ring 18.64 x 3.53 mm
115	407660	Main circuit flow switch
117	407626	Collar kit (inc. 118)
119	407533	See key 6
120	407652	Pipe (main exchanger to cochlea)
121	407663	O ring 2.90 x 1.78 mm
122	407664	Drainage cock (inc. 121)
123	407651	Gasket 3/4"
124	407650	Main heat exchanger
125	407553	Burner (inc. 133)
127	407629	Electrode
130	407629	Electrode
134	407574	Jet kit nat gas x 14
140	407560	O ring 26.58 x 3.53 mm
145	407560	O ring 26.58 x 3.53 mm
147	407631	Gas valve SIT nova 827
149	407694	Cable (gas val. Coils to ign. P.C.B.)
150	407693	Cable (gas val. ,ign p c b to reg P.C.B.)
151	407627	Gas valve mod reg
154	407680	Cable (det. ele. ,fan, air press. switch to reg P.C.B.)
155	407642	Cable (ignition electrode to regulation P.C.B.)
158	407512	Gasket 1/2"
160	407512	Gasket 1/2"
161	407512	Gasket 1/2"
163	407651	Gasket 3/4"
165	407651	Gasket 3/4"
166	407651	Gasket 3/4"
169	407703	Safety valve (inc. 160,161)
174	407651	Gasket 3/4"
178	407512	Gasket 1/2"
182	407512	Gasket 1/2"
182	407512	Gasket 1/2"
187	407512	Gasket 1/2"
188	407651	Gasket 3/4"
190	407651	Gasket 3/4"
192	407651	Gasket 3/4"
200	407704	Control panel (inc. 202,203,204,205,215,216,217,218,219,220,222,223,228,229,230,231,232,233)
201	407679	P.C.B. (full sequence control)
208	407685	Reset push button (inc. 225)
209	407702	Overheat thermostat
210	407591	Thermomanometer
212	407696	Mains supply cable
213	407584	Fuse (0.08 amp)
214	407585	Fuse (1.60 amp)
221	407580	P.C.B. (regulation)
227	407684	Shut down warning light
275	407700	Sealed chamber cover (inc. 271,272,273,274)
297	407902	Air pressure switch
298	407903	Air pressure switch box
302	407699	Fan
306	407901	Venturi (inc. 305,315)
309	407653	Gasket 3/4"
312	407528	Gasket 1/4"
314	407904	Tube (venturi to air pressure switch)
319	407900	Fan capacitor (before 0194)
323	407705	Panel (R.H. side)
324	407707	Plate
327	407708	Plate
335	407595	Panel (front case)
336a	407706	Panel (L.H. side)
336b	407529	Secondary heat exchanger complete
336c	407593	Case door