Installation
1
8
Installation and servicing instructions condensing gas boiler 800 - 24/29/43/60 and 800 - 24T25/29T25 H/V • edition 02/2006
Subject to modifications resulting from technical improvements !
Buderus • http://buderus-domestic.co.uk
1.2
Boiler assembly - exploded view
Single unit (type 800 – 24 / 800 – 29)
Legend
10
Casing complete
20
Door
30
Casing clamp
40
Casing seal
50
Back panel
60
Mounting bracket
70
Seal lid for air vent
80
Heat exchanger
90
Revision set for air vent
100 Seal
110 Sight glas complete with
sealing rings
120 Restriction plate
130 Seal for condensate collector
140 Condensate collector incl. seal
150 Sensor complete with O-ring
160 Mounting clip
170 Seal for hot surface ignitor/
ionisation electrode
180 Hot surface ignitor
190 Ionisation electrode with cable and
connector
200 Safety sensor-ntc complete
210 Flue gas collector
220 Lip ring seal DN 80mm
230 Condensate by-pass
240 Syphon complete
260 Safety valve pipe
270 Seal set for syphon
280 Burner housing
290 Burner thermostat 107 °C
300 Burner seal
310 Gas/air distribution plate
320 Secondary gas/air distribution plate
330 Burner plaque assembly
340 Gas/air manifold
350 O-ring gas/air manifold to burner
360 Gas injector, natural gas (G20)
incl. O-ring
370 Air restrictor natural gas (G20)
375 Connection tube, fan/burner
380 Connection tube, fan/burner
430
420
360
340
350
290
280
370
230
220
330
320
310
300
210
70
100
110
90
80
120
260
270
240
60
530
550
560
565
540
545
570
520
510
470
500
480
490
40
30
630
540
640
590
620
610
650
580
600
375 380
410
390
400
460
430
440
170
180
190
200
160
130
140
20
10
150
150
50
660
390 Air inlet pipe incl. gasket
400 Support mounting bracket fan anti
vibration
410 Fan
420 Connection pipe gas valve/burner
430 Connection nipple 3/4"x1/2" with O-ring
440 Gas unit
460 Gas inlet pipe 1/2"
470 Control uba
480 Temperature / pressure gauge
490 Bracket for uba
500 Power switch
510 230V cable
520 Cable harness complete
530 Supply pipe heat exchanger
540 O-ring
550 Spring clip heat exchanger/supply
560 Pressure relief valve
570 Non return valve R 1/4''
580 Pump
590 Gasket for pump DN 44 x 2.5
600 Pump power cable complete with
connector
610 Ring
620 Nut for heat exchanger 1 1/2''
630 Nut for heat exchanger 1 1/2''
640 Return pipe
650 Filling-, draining valve
660 RTH converter