Direct vent furnaces are compact space saving furnaces featuring simple low cost installation.
Williams direct vent wall furnace installation instructions.
The direct vent type of furnace draws outside air in from the vent tubes and returns the combustibles back through the vent to the outside.
Do not install these furnaces in a travel trailer recreational vehicle or mobile home.
For assistance or for additional information consult a qualified installer service agency or the gas supplier.
Do not install the furnace where it could be isolated by closing doors to the heated space.
Installation by non certified persons is strictly prohibited and will automatically void al.
1403622 furnace pdf manual download.
2519622 3519622 5019622.
For over 100 years williams has designed and manufactured quality heating ventilation and air conditioning products for both the home and business.
Refer to this manual.
Oversized vent extensions to meet your installation needs all models accommodate optional through the wall vent which may extend up to 24ʺ maximum.
Face panels thin wall collar kit model 9307 for wall thicknesses from 1ʺ to 5ʺ.
Top vent gravity wall furnace.
2509622 furnace pdf manual download.
Direct vent gravity models include 1403821 1403822 2203821 2203822 3003621 and 3003622.
Model 4318 shipping weight 9 lbs.
Improper installation adjustment alteration service or maintenance can cause injury or property damage.
All williams products are tested to the highest standards according to specifications set by the national bureau of standards.
Direct vent furnaces work great in garages and bedrooms.
Insulated galvanized sheet for all direct vent units.
Read this owner s manual carefully before you install your new williams wall furnace.
14 000 22 000 and 30 000 btu hr.
1433622 1453622 2203622 2233622.
Maintain all clearances specified in section locating wall furnace and thermostat and vent installation 5.
These videos are for licensed hvac and plumbing contractors only.
View and download williams 1403622 owner s manual online.