Manual

2
Table 1: Dimensional Data
Figure 1: Dimensional Drawing
The following terms are used throughout this manual to bring attention to the presence of hazards of various
risk levels, or to important information concerning product life.
DANGER
Indicates an imminently hazardous situation
which, if not avoided, will result in death, serious
injury or substantial property damage.
CAUTION
Indicates a potentially hazardous situation which,
if not avoided, may result in moderate or minor
injury or property damage.
WARNING
Indicates a potentially hazardous situation which,
if not avoided, could result in death, serious injury
or substantial property damage.
NOTICE
Indicates special instructions on installation,
operation, or maintenance which are important
but not related to personal injury hazards.
Boiler
Size
'A' 'B' 'C' 'D' 'E' 'F' 'G'
Recommended
Vent Size [1]
Gas
Conn.
(FPT)
Water
Content
(Gallons)
Approx.
Shipping
Weight (LB.)
Round Dia. (in) x Ht. (ft.)
20 20-1/4 10-3/4 6-3/8 4 45-5/8 8-1/2 10** 4" Dia. x 15' 1/2 2.5 212
30 21-1/2 12 6 4 45-3/4 8-1/2 4-3/4 4" Dia. x 15' 1/2 3.2 254
40 24-3/4 15-1/4 7-5/8 5 47-1/8 9-1/8 4-3/4 5" Dia. x 15' 1/2 4.0 298
50 28 18-1/2 9-1/4 6 48-1/2 9-3/4 5-1/4 6" Dia. x 15' 1/2 4.7 346
60 31-1/4 21-3/4 10-7/8 6 48-1/2 9-3/4 5-1/4 6" Dia. x 15' 1/2 5.5 408
70 34-1/2 25 12-1/2 7 50-1/8 10-3/8 6-5/8 7" Dia. x 15' 3/4 6.2 450
80 37-3/4 28-1/4 14-1/8 7 50-1/8 10-3/8 6-5/8 7" Dia. x 15' 3/4 7.0 506
90 41 31-1/2 15-3/4 8 52 11 7-1/4 8" Dia. x 15' 3/4 7.7 550
100 44-1/4 34-3/4 17-3/8 8 52 11 7-1/4 8" Dia. x 15' 3/4 8.5 608
**CG20 only. Dimension 'G' includes allowance for 4" x 3" size reducer furnished with boiler. See Figure 10.
[1] 15' chimney height is from bottom of draft hood opening to top of chimney.
Maximum Allowable Working Pressure (Water only): 30 PSI