Appendix6
Wall-mounted condensing gas boiler Buderus 800 - Subject to modifications resulting from technical improvements!
66
6.3 Short list of spare parts
The following are parts commonly required due to
damage or expendability. Their failure or absence is
likely to affect safety or performance of this appliance.
For a pictorial representation of the part see the
respective position number on the exploded view picture
on page 8.
pos. description article no.
340 Gas/air manifold 73215
350
O-ring gas/air manifold to burner
(set of 5 pieces)
73440s
360
Gas injector, natural gas (G20)
incl. O-ring (800-24 only)
73224
360
Gas injector, natural gas (G20)
incl. O-ring (800-29 only)
73266
370
Air restrictor natural gas (G20)
(800-24 only)
73448
370
Air restrictor natural gas (G20)
(800-29 only)
73267
375
Connection tube, fan/burner
(800-24 only)
73477
380
Connection tube, fan/burner
(800-29 only)
73438
390 Air inlet pipe incl. gasket 73439
400
Support mounting bracket fan anti
vibration
73016
410 Fan 73320
420
Connection pipe gas valve/burner
(800-24 only)
73219
420
Connection pipe gas valve/burner
(800-29 only)
73207
430
Connection nipple ¾" x ½"
with O-ring
73209
440 Gas unit 73264
460 Gas inlet pipe ½" 76610
470 Control uba 7099845
480 Temp. pressure gauge 79021
490 Bracket for uba 73432
500 Power switch 38340
510 230V cable 7099204
520 Cable harness complete 75958
530 Supply pipe heat exchanger 73600
540 O-ring (set of 10 pieces) 79025s
550
Spring clip heat exchanger/supply
(set of 5 pieces)
73446s
560 Pressure relief valve 73197
570 Non return valve R ¼'' 75823
580 Pump 38622
590
Gasket for pump DN 44 x 2.5
(set of 10 pieces)
15022s
600
Pump power cable complete with
connector
73319
610 Ring (set of 5 pieces) 73480s
620
Nut for heat exchanger 1½''
(set of 5 pieces)
73481s
630 Swivel nut for pump 15020s
640 Return pipe 73122
650 Filling-, draining valve 38452
660 RTH converter 78079
pos. description article no.
10 Casing complete 7098751
20 Door 7098756
30 Casing clamp (2x left and 2x right) 73466
40 Casing seal 73454
50 Back panel 73030
60 Mounting bracket 75038
70 Seal lid for air vent 79090
80 Heat exchanger (800-29 only) 73020
80 Heat exchanger (800-24 only) 73031
90 Revision set for air vent 73116
100 Seal 73451
110 Sight glas complete with sealing rings 73412
120 Restriction plate (800-24 only) 73033
120 Restriction plate (800-29 only) 73019
130
Seal for condensate collector
(800-24 only)
73471
130
Seal for condensate collector
(800-29 only)
73458
140
Condensate collector incl. seal
(800-24 only)
73127
140
Condensate collector incl. seal
(800-29 only)
73125
150 Sensor complete with o-ring 38323
160 Mounting clip 73459
170
Seal for hot surface ignitor/ionisation
electrode. Set of 5 pieces
73461s
180 Hot surface ignitor 78105
190
Ionisation electrode with cable and
connector
38320
200 Safety sensor-ntc complete 73321
210 Flue gas collector 77450
220
Lip ring seal DN 80mm
(set of 10 pieces)
38419s
230 Condensate by-pass 75950
240 Syphon complete 75954
260 Safety valve pipe 73555
270 Seal set for syphon 73124
280 Burner housing (800-24 only) 73035
280 Burner housing (800-29 only) 73011
290
Burner thermostat 107 °C 36318
300 Burner seal (800-24 only) 73475
300 Burner seal (800-29 only) 73441
310 Gas/air distribution plate (800-24 only) 73217
310 Gas/air distribution plate (800-29 only) 73208
320 Secundairy gas/air distribution plate 73046
330
Burner plaque assembly (incl. gas/air
distribution plate) (800-24 only)
73018
330
Burner plaque assembly (incl. gas/air
distribution plate) (800-29 only)
73010
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