Installation Instructions

SSB 6720818454 (2016/02) US
Spare parts | 59
Item (→ Fig. 83) Description
SSB255 SSB399 SSB512
Order number
1 High limit sensor and screws ■ ■ ■ 7-738-004-926
2 LWCO probe ■ ■ ■ 7-738-004-927
3 LWCO adapter and O-ring ■ ■ ■ 7-738-004-928
4 O-ring LWCO adapter ■ ■ ■ 7-738-004-929
5 Universal temperature detector and washer ■ ■ ■ 7-738-004-930
6 Washer temperature detector ■ ■ ■ 7-738-004-931
7
O-ring HX supply manifold and return adapter 1.42x0.14in
36,1x3,5mm EPDM
■ ■ ■ 7-738-004-932
8 Boiler Supply manifold ■ ■ ■ 7-738-004-933
9
U-clip boiler supply manifold hx side 2.12x1.65in 54x42mm
AISI 302
■ ■ ■ 7-738-004-934
10
U-clip boiler supply manifold supply pipe side 2.12x1.5in
54x38mm AISI 302
■ ■ ■ 7-738-004-935
11 Automatic air vent ½” BSP ■ ■ ■ 7-738-004-936
12 O-ring 1.23x0.14in 31.3x3.5mm NBR ■ ■ ■ 7-738-004-937
13 Boiler supply pipe Ø1.25in Ø32mm ■ ■ ■ 7-738-004-938
15 T&P Gauge 0 - 105 psi ■ ■ 7-738-004-940
15 T&P Gauge 0 - 260 psi ■ 7-738-004-941
16 System supply adapter 2" 50mm ■ 7-738-004-942
16 System supply adapter 1-1/2" 38mm ■ ■ 7-738-004-943
19 Safety Relief Valve 30psi 2.07bar ■ ■ 7-738-004-946
19 Safety Relief Valve 75psi 5.17bar ■ 7-738-004-947
20 HX return adapter ■ ■ ■ 7-738-004-948
21 U-clip hx return adapter 2.1x1.57in 53x40 AISI 302 ■ ■ ■ 7-738-004-949
23 Boiler drain valve 3/4" NPT ■ ■ ■ 7-738-004-951
24
O-ring hx return adapter tube side 1.36x0.14in 34.5x3.5mm
NBR
■ ■ ■ 7-738-004-952
25 Boiler Return pipe ■ 7-738-004-953
25 Boiler Return pipe ■ 7-738-004-954
25 Boiler Return pipe ■ 7-738-004-955
26 Frame support system supply return adapters ■ 7-738-004-956
27 System return adapter 2" 50mm ■ 7-738-004-957
27 System return adapter 1-1/2" 38mm ■ ■ 7-738-004-958
28 Male adapter Ø 0.27 inch hose barb x ¼” thread ■ ■ ■ 7-738-004-959
29 PP Condensate Collector ■ ■ ■ 7-738-004-960
30 Flex condensate drain exhaust Ø0.55in Ø24mm PP ■ ■ ■ 7-738-004-961
31 Flex condensate drain collector Ø0.94in Ø24mm PP ■ ■ ■ 7-738-004-962
32 PP Condensate manifold 5.12x0.94in 130x24mm ■ ■ ■ 7-738-004-963
33 PP Vent Pipe Reducer 4-3in 110-80mm ■ 7-738-004-964
34 Flex condensate drain discharge Ø0.94in Ø24mm PP ■ ■ ■ 7-738-004-965
35 PP boiler combustion pipe 4in 110mm ■ 7-738-004-966
35 PP boiler combustion pipe 4in 110mm ■ 7-738-004-967
35 PP boiler combustion pipe 3in 80mm ■ 7-738-004-968
36 Flue gas temp sensor 3/4" ■ ■ ■ 7-738-004-969
37 PP PVC vent / air intake adapter 3in 80mm ■ 7-738-004-970
37 PP PVC vent / air intake adapter 4in 110mm ■ ■ 7-738-004-971
38 PP Air Intake Reducer 4-3.5in 110-90mm ■ ■ 7-738-004-972
38 PP Air Intake Reducer 3in 80mm ■ 7-738-004-973
41 Pressure differential switch ■ ■ ■ 7-738-004-974
42 Silicone hose for pressure differential switch ■ ■ ■ 7-738-004-975
43 Hose clamp 5/8" - 1" 16-27mm ■ ■ ■ 7-738-004-976
44 Hose clamp 1 - 1.5" 25-40mm ■ ■ ■ 7-738-004-977
45 Condensate collector bracket ■ ■ ■ 7-738-005-278