22 6 720 607 017
Fig. 16
INTERIOR COMPONENTS DIAGRAM
AND PARTS LIST 425 EF
1 Cover 8 705 421 775
2Tem
p
erature ad
j
ustment knob 8 702 000 111
3 Tem
p
erature ad
j
ustment collar 8 700 403 008
4 Draft diverter 8 705 505 451
5 Heat exchan
g
er 8 705 406 235
6 Overheat sensor (ECO) 8 707 206 040
7 Main burner 8 708 120 298 NG
7 Main burner 8 708 120 296 LPG
8 Burner assembl
y
washer 8 710 103 060
10 Pilot burner 8 718 105 051 NG
10 Pilot burner 8 708 105 491 LPG
11 Piezo electrode 8 708 107 006
12 Pilot in
j
ector 8 708 200 069 NG
12 Pilot injector 8 708 200 312 LPG
13 Pilot tube 8 700 707 349
14 Washer pilot tube 8 700 103 173
15 Gas valve 8 707 011 949 NG
15 Gas valve 8 707 011 950 LPG
16 Dia
p
hra
g
m switch 8 708 504 021 NG
16 Diaphragm switch 8 708 504 049 LPG
17 Pilot electrovalve 8 708 501 249
18 Burner electrovalve 8 708 501 250
19 Cold water
p
i
p
e 8 700 705 627
20 Exhaust fan assembly 8 707 204 023
21 Exhaust fan cable 8 704 401 168
22 Outlet flex hose 8 700 703 139
23 Washer 8 700 103 658
24 Water valve 8 707 006 361
25 Water valve cover 8 705 500 101
26 Dia
p
hra
g
m 8 700 503 092
27 Water inlet filter 8 700 507 001
28 Water valve selector screw 8 708 500 289
29 Volumetric water governor 8 705 705 021
30 Venturi 8 708 205 279
31 Electric control box 8 707 207 106
32 Fuse T2,5A 1 904 521 342
33 Flue Gas Sensor 8 707 206 305
34 Microswitch 8 707 200 007
35 Set of cables 8 704 401 170
36 Pushrod 8 700 306 114
37 Washer connection gasket 8 710 103 043
38 Water elbow fittin
g
8 700 703 114
39 Connecting pipe hot 8 700 715 178
40 Water valve set screw 8 703 401 051
41 Washer 8 710 103 045
42 Flame sensor 8 708 107 007