1-1
INSTALLATION
SL 35-199, SL 45-260 MODULATING GAS BOILERS
INSTALLATION
1.0
GENERAL
SL Series gas-fired modulating boilers are low pressure, fully condensing units
having variable input ranges
(see specification chart - inside, front cover).
The
boilers are approved as “Category IV” vented appliances using either Direct
Vent (sealed combustion) or indoor combustion air, providing a great degree of
installation flexibility.
Figure 1 shows outer case dimensions and piping and electrical holes. Use this
diagram to find a suitable location for the boiler.
See also Section 1.3 Location.
DESCRIPTION
SL 35-199, SL 45-260
A
Exhaust Outlet
3” Schedule 40
B
Combustion Air
3” Schedule 40
C
Touch Screen Display
2-1/4” x 4”
D
Water Outlet
1-1/2” NPT-M
E
Water Inlet
1-1/2” NPT-M
F
Knock-outs (8)
1/2”
G
Gas Inlet
3/4” NPT-F
H
Condensate Outlet
3/4” Hose
Table 1: Connections
1.1
Figure 1a: Dimensions / Connections for SL 35-199, SL 45-260
Figure 1b: Dimensions / Connections for SL 35-199, SL 45-260
Summary of Contents for SL 35-199
Page 71: ...SERVICE RECORD DATE LICENSED CONTRACTOR DESCRIPTION OF WORK DONE...
Page 72: ...NOTES...
Page 73: ...NOTES...
