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Table 1: Boiler specifications 240 Vac (single phase) :
Model
COMBOMAX XX-8
COMBOMAX XX-10
COMBOMAX XX-15
COMBOMAX XX-18
COMBOMAX XX-20
COMBOMAX XX-24
Table 2 : Boiler and connection dimensions
Model
Combomax 23
Combomax 34
Combomax 44
Combomax 64
Table 3 : Domestic hot water production capacity in US gallons
Model
110F
COMBOMAX 23-8
75
COMBOMAX 23-10
87
COMBOMAX 23-15
116
COMBOMAX 23-18
134
COMBOMAX 23-20
145
COMBOMAX 23-24
169
Model
110F 140F
COMBOMAX 44-8
97
COMBOMAX 44-10
109
COMBOMAX 44-15
138
COMBOMAX 44-18
156
COMBOMAX 44-20
167
COMBOMAX 44-24
191
With domestic cold water at 40
Operating temperature : from 50°F to 190°F; Maximum operating pressure: 30 psi
COMBOMAX
Section 1 : Technical specifications
Power
Nominal load in amps
Heating
Kw BTU/h
elements
8
27 296
33.3
10
34 120
41.6
15
51 180
62.5
18
61 416
75.0
20
68 240
83.4
24
81 888
100.0
Capacity
Utility
connection
30 Gal US 3/4 '' Sweat F
40 Gal US 3/4 '' Sweat F
52 Gal US 3/4 '' Sweat F
76 Gal US 3/4 '' Sweat F
1st hour
Continuous
140F
180F 110F
140F
44
28
47
33
52
33
59
41
73
48
88
62
85
57
106
74
93
63
117
82
110
75
141
99
1st hour
Continuous
180F
110F
140F
53
31
47
33
61
36
59
41
82
51
88
62
94
60
106
74
102
66
117
82
119
78
141
99
°F and heating water at 180°F
MC
Electric boiler Set-up, use and care guide
Including
the
circulator
34.3
42.6
63.5
2 X 4.5KW
76.0
4 X 4.5KW
84.4
101.0
Boiler
Height
connection
1'' NPT F
1'' NPT F
1'' NPT F
1'' NPT F
Model
180F
24
COMBOMAX 34-8
29
COMBOMAX 34-10
44
COMBOMAX 34-15
53
COMBOMAX 34-18
59
COMBOMAX 34-20
71
COMBOMAX 34-24
Model
180F
24
COMBOMAX 64-8
29
COMBOMAX 64-10
44
COMBOMAX 64-15
53
COMBOMAX 64-18
59
COMBOMAX 64-20
71
COMBOMAX 64-24
(revised January 2006)
1 X 3KW
2
1 X 5KW
2 X 5KW
2
2 X 3KW
4
4
4 X 5KW
4
4 X 6KW
4
Diam.
Ship.
weight
49''
18''
265 lbs
65''
18''
315 lbs
55''
22''
345 lbs
67''
24''
425 lbs
1st hour
110F 140F 180F 110F 140F 180F
85
48
29
97
56
34
126
77
49
144
89
58
106
155
97
64
117
76
179
114
141
1st hour
110F 140F 180F 110F 140F 180F
121
63
34
133
71
39
162
92
54
180
104
63
106
191
112
69
117
215
129
81
141
2.
, Page
Fuse
Wire
Cu
Amps
8
50
6
60
3
100
3
100
2
125
1
125
Continuous
47
33
24
59
41
29
88
62
44
74
53
82
59
99
71
Continuous
47
33
24
59
41
29
88
62
44
74
53
82
59
99
71
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