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Components Diagram & Parts List
WATER WAY ASSEM B LY
52 Water flow sence
5 1
Siphon
50 Siphon hose
49 Siphon ring
48 Secondary heat exchaner
47
Packing
46
Fastener " 1 8A"
45
Fastener " D "
44 Fastener 'F"
43
Fastener "E"
42 Water pipe adaptor " B "
4 1
Water p i p e adaptor "A"
40
Flow adjustment v/v outlet pipe
39 Secondary H/E supply pipe
Hot water supply pipe
38
37
H/E connecting pipe
36 Primary heat exchanger
28 Burner B/K (R)
27 Burner B/K (L)
CR-A
Mini buffer tan k
83
82
Pump outlet pipe
8 1
Water flow secsor inlet pipe
80
Back-up ring
76 0-ring
1 7.8X2.4t
75 0-ring
1 7 . 5X2 . 7t
74 0-ring
1 5 . 8X2.4t
7 3 0-ring
P 1 8
72 0-ring
1 5.8X2 . 7
62 Therm istor
6 1
High-limit switch
60 Gas check port plate
59 Gas check port packing
58
Exhaust duct
57
Exhaust duct packing
56
Hot water supply adaptor
55 Water strainer
54 Cold water inlet adaptor
53
Flow adjustment valve
1 09 Circulation oump clip
1 08 H EAD SCREW (D4X24L)
1 07 BOLT (M3X5L)
1 03 SCREW (D4X 1 6L)
1 00 SCREW (M4X8L)
97 TH.SCREW (D4X 1 OL) STS
96 TH.SCREW (D4X6L)STS
95 TH.SCREW (D4X6L)
93 TH.SCREW (D4X 1 OL)
92 TH.SCREW (D4X8L)
9 1
Packing
20A X 2.5t
90
Check valve
89
Buffer tank adaptor
88 3-way valve
87
Pump drain plug
86 Pump bracket
85 Circulation pump
84 Fastener " 1 6A"
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