Weil-McLain 550-141-827/1201 Boiler User Manual


 
Installations must comply with:
U.S.
State and local plumbing, heating and
electrical codes.
National codes where applicable.
Canada
Canadian Standards Association, CSA B139,
Installation Code for Oil-Burning Equipment.
CSA C22.1 Canadian Electrical Code Part One.
Applicable local or provincial codes.
Before selecting boiler location:
Check for nearby connections to:
System water piping.
Chimney. See pages 10-11. Boiler can be top or
back vented.
Combustion and ventilation air supply.
See page 5.
Oil supply. See page 20 for oil line routing.
Electrical power.
Check area around boiler. Remove any combustible
materials, gasoline and other flammable liquids.
Failure to keep boiler area clear
and free of combustible
materials, gasoline and other flammable liquids
and vapors can result in severe personal injury,
death or substantial property damage.
Provide clearances around boiler
(see FIGURE 1):
Jacket cap must be in place on
boiler to avoid requiring an 18"
minimum clearance from back or top of boiler to
combustible material.
Minimum clearances from vent pipe to
combustible material:
6 inches — Type “L” doublewall vent*
18 inches — Singlewall vent*
Flue pipe clearances must take
precedence over jacket clearances.
Recommended service clearances:
24 inches Front and top
6 inches Left side**, back and right side
15 inches Left side with tankless heater**
12 inches Right side for burner door
swing radius
Before Installing Boiler
Recommended Service Clearances
FIGURE 1
Top View
Walls
6"
Left Side
Floor
Ceiling
Wall
*
6"
(18")
*
6"
(18")
*
6"
(18")
6" (15")**
6" (12")
24"
24"
4