20/1 MFS

20/1 MFS

20-1 MFS-1

20-1 MFS-2

20-1 MFS-3

20-1 MFS-4

20-1 MFS-5

20-1 MFS-6

20-1 MFS-7

20-1 MFS-8

20-1 MFS-9

20-1 MFS-10

IDParts NumberParts DescriptionNotesPurchase
1407530Auto air release valve (inc. 2)
2407501O ring 17.12 x 2.62 mm
3407534D.H.W. exchanger plug (inc. 2,4,5,7)
4407502O ring 56.52 x 5.34 mm
5407503O ring 40.65 x 5.34 mm
6407533Fork kit (inc. 26,27,28)
7407506O ring 53.34 x 5.34 mm
8407507Bellows
9407505Conveyor
10407502O ring 56.52 x 5.34 mm
11407506O ring 53.34 x 5.34 mm
12407504Shell
13407532Collar kit (inc. 14 )
16407531D.H.W. switch kit
17407515O ring 13.95 x 2.62 mm
18407518Filter
19407515O ring 13.95 x 2.62 mm
20407512Gasket 1/2"
21407633O ring 2.90 x 1.78 mm
23407535D.H.W. pipe kit (inc. 31)
24407523Flow limiter 12 l
25407634Cable
26407533See key 6
27407533See key 6
28407533See key 6
29407514O ring 9.25 x 1.78 mm
31407535See key 23
32407512Gasket 1/2"
33407512Gasket 1/2"
34407521Gasket (N.T.C. probe)
35407522N.T.C. probe (inc. 34)
36407520D.H.W. outlet pipe
37407512Gasket 1/2"
38407527D.H.W. expansion vessel
40407528Gasket 1/4"
43407633Cable
444075493 way valve
46407545O ring
47407550Deviator (inc. 46,50,70,71,72,95,100,106,108,114)
50407546O ring 10.78 x 2.62 mm
52407541Distributor
53407542Main circuit filter
54407622Collar kit (inc. 55)
67407548Fork kit (inc. 68,74,78)
68407548See key 67
69407547By-pass kit (inc. 70,71)
70407540O ring 17.17 x 1.78 mm
71407515O ring 13.95 x 2.62 mm
72407543O ring 91.97 x 3.53 mm
74407548See key 67
75407514O ring 9.25 x 1.78 mm
77407619Gasket 1/4"
78407548See key 67
79407546O ring 10.78 x 2.62 mm
80407618Pump pressure switch pipe
81407619Gasket 1/4"
82570605Pump pressure switch
83407635Cable (pump pressure switch to P.C.B.)
86407625Pump (inc. 85,87
87407620Pump gasket
88407623Cochlea kit (inc11,72,73,75,87,79,95,100,106,108)
91407649Expansion vessel 8 l
92407651Gasket 3/4"
94407654Pipe (expansion vessel to deviator)
95407514O ring 9.25 x 1.78 mm
96407651Gasket 3/4"
97407668Pipe (main exchanger to deviator)
100407659O ring 17.04 x 3.53 mm
101407672Ring kit (inc. 107,109)
102407521Gasket (N.T.C. probe)
103407522N.T.C. probe
104407671Tang kit (inc. 105)
106407659O ring 17.04 x 3.53 mm
107407672See key 101
108407658O ring 20.22 x 3.53 mm
109407672See key 107
110407667Manual vent cock (inc. 111)
111407663O ring 2.90 x 1.78 mm
112407709Pipe (inlet main circuit)
113407656Pipe (outlet main circuit)
114407665O ring 18.64 x 3.53 mm
115407660Main circuit flow switch
117407626Collar kit (inc. 118)
119407533See key 6
120407652Pipe (main exchanger to cochlea)
121407663O ring 2.90 x 1.78 mm
122407664Drainage cock (inc. 121)
123407651Gasket 3/4"
124407650Main heat exchanger
125407553Burner (inc. 133)
127407629Electrode
130407629Electrode
134407574Jet kit nat gas x 14
140407560O ring 26.58 x 3.53 mm
145407560O ring 26.58 x 3.53 mm
147407631Gas valve SIT nova 827
149407694Cable (gas val. Coils to ign. P.C.B.)
150407693Cable (gas val. ,ign p c b to reg P.C.B.)
151407627Gas valve mod reg
154407680Cable (det. ele. ,fan, air press. switch to reg P.C.B.)
155407642Cable (ignition electrode to regulation P.C.B.)
158407512Gasket 1/2"
160407512Gasket 1/2"
161407512Gasket 1/2"
163407651Gasket 3/4"
165407651Gasket 3/4"
166407651Gasket 3/4"
169407703Safety valve (inc. 160,161)
174407651Gasket 3/4"
178407512Gasket 1/2"
182407512Gasket 1/2"
182407512Gasket 1/2"
187407512Gasket 1/2"
188407651Gasket 3/4"
190407651Gasket 3/4"
192407651Gasket 3/4"
200407704Control panel (inc. 202,203,204,205,215,216,217,218,219,220,222,223,228,229,230,231,232,233)
201407679P.C.B. (full sequence control)
208407685Reset push button (inc. 225)
209407702Overheat thermostat
210407591Thermomanometer
212407696Mains supply cable
213407584Fuse (0.08 amp)
214407585Fuse (1.60 amp)
221407580P.C.B. (regulation)
227407684Shut down warning light
275407700Sealed chamber cover (inc. 271,272,273,274)
297407902Air pressure switch
298407903Air pressure switch box
302407699Fan
306407901Venturi (inc. 305,315)
309407653Gasket 3/4"
312407528Gasket 1/4"
314407904Tube (venturi to air pressure switch)
319407900Fan capacitor (before 0194)
323407705Panel (R.H. side)
324407707Plate
327407708Plate
335407595Panel (front case)
336a
407706Panel (L.H. side)
336b407529Secondary heat exchanger complete
336c407593Case door