Installation
1
Installation and maintenance instructions for wall-mounted condensing gas boiler 600 - 28C • 01/2004
7
Subject to modifications resulting from technical improvements!
Boulter Buderus Ltd. • http://www.boulter-boilers.com
1.2
Boiler assembly - exploded view
Combi unit (600 - 28C)
Legend
1.
Casing (incl. insulation)
2.
Door control panel
3.
Ventilation cover
4.
Seal ventilation cover
5.
Latches
6.
Assembly casing block
7.
Insulation frame
8.
Bracket
9.
Seal top
10. Seal bottom
11. Seal
12. Cover flue gas adaptor
13. Flue gas adaptor
14. Seal 60 mm
15. Exhaust pipe
16. Seal 60 mm
17. Condensate collector
18. Flue gas sensor
19. Seal exhaust pipe
20. Syphon
21. Drain pipe syphon
22. Flex. drain pipe syphon
23. Flow connection piece
24. Automated air vent
25. Bi-sensor
26. Sealing
27. O-ring
28. Supply pipe
29. Clip
30. Gas/air supply
31. Hot surface ignitor
32. Ionisation electrode
33. Seal
34. Seal
35. Gas/air supply valve
36. Seal fan
37. Seal burner
38. Burner
39. Heat exchanger
40. Front panel heat exchanger
41. Latches
42. Divider combustion gas
43. Sight glass
44. Seal heat exchanger
45. Backside heat exchanger
46. Seal heat exchanger /
gas/air supply
26
27
29
24
23
25
28
43
40
41
42
6
1
2
85
60
62
56
75
57
64
66
65
69
81
82
9
10
18
16
15
14
13
83
47
48
22
63
21
12
8
7
20
50
19
46
49
45
51
39
38
37
33
32
31
34
35
36
3
4
5
77
78
80
72
71
68
70
67
73
61
53
54
58
86
30
61
74
17
55
52
59
66
79
11
84
44
47. Fan
48. Gas valve
49. Venturi 24 KW
50. Gas pipe
51. Suction pipe
52. UBA 3
53. Room control converter
54. Cable harness 24V
55. Cable harness 230V
56. BC10 mount
57. Backpanel mounting plate
58. Backpanel KIM
59. Sensor flow detection
60. Transformer
61. Sensor CH and outflow
62. Hot water tank
63. DHW pipe (hot)
64. DHW pipe (cold)
65. Hot water flow regulator
66. Connection assembly
67. Pump Uper 15-50-130
68. Electronic pressure sensor
69. Return pump connection
70. Return connection
71. Actuator 3-way valve
72. Cartridge 3-way valve
73. 3-way valve without actuator
74. Clip actuator
75. Power switch
76. Return pipe
77. Pressure relief valve
78. Sanitary supply pipe
79. Supply manifold
80. By-pass
81. Expansion vessel pipe
82. Expansion vessel
83. Seal 125 mm
84. Seal frame/syphon
85. Insulation casing
86. RCC connection box