Installation Guide

WHL-648 Rev. 000 Rel. 002 Date 1.3.18
73
38-1
38
38-2
38-3
39
39-1
39-2
40
41
B-16
44-2
38-3
38-3
44-1
45
B-4
44-2
38-3
46
44-2
50
47
48-1
49
55
39-1
56
57
39-1
39-2
55
60
52-1
52
51
58-1
38-2
38-3
43
44
42
38-1
58
61-1
61
61-1
B-16
59
60-1
60-2
62
48-1
53
58-1
48
38-3
44-1
54
39-2
39-1
Figure 65 - Heat Exchanger Replacement Parts - 199 Floor and Wall Mount Models
NUMBER DESCRIPTION PART NUMBER NUMBER DESCRIPTION PART NUMBER
38 DHW Outlet Pipe 7855P-275 49 DHW Inlet Block Cap 7855P-283
38-1 3/4” Pipe Gasket 7855P-073 50 DHW Inlet Adapter 7855P-203
38-2 P18 O-Ring 7855P-047 51 CH Block Cap 7855P-283
38-3 1/2” Pipe Clip 7855P-246 52 CH Return Block with Filter 7855P-248
39 DHW Inner Block 7855P-251 52-1 P22 O-Ring 7855P-276
39-1 P22A O-Ring 7850P-262 53 CH Return Block with Filter Clips 7855P-284
39-2 Pipe Adapter Clip 7855P-277 54 Pressure Gauge Clip 7855P-285
40 DHW Outlet Adapter 7855P-225 55 CH Return Adapter 7855P-227
41 DHW Temperature Sensor 7855P-094 56 Filter for CH Return Block 7855P-265
42 DHW Inlet Pipe 7855P-241 57 CH Filter Clip 7855P-286
43 DHW Flow Sensor 7855P-083 58 CH Return Pipe 7855P-287
44 Mixing Valve 7855P-043 58-1 3/4” Pipe Gasket 7855P-073
44-1 P15 O-Ring 7855P-044 59 CH Return Temperature Sensor 7855P-097
44-2 P16 O-Ring 7855P-075 60 3 Way Valve Assembly 7855P-247
45 DHW Outer Block 7855P-259 60-1 P25 O-Ring 7855P-288
46 DHW Inlet Filter Block 7855P-279 60-2 Pump Clips 7855P-263
47 Flow Restrictor 7855P-280 61 CH Supply Lower Pipe 7855P-290
48 DHW Inlet Filter 7855P-281 61-1 3/4” Pipe Gasket 7855P-073
48-1 P20 O-Ring 7855P-282 62 Internal Grundfos Pump / DHW Storage Pump 7855P-456
Table 43 - Heat Exchanger Replacement Parts - 199 Floor and Wall Mount Models