Contents
Important safety instructions 7
Connection specifications 14
1.1 Standard features and benefits 15
2.0 Before installation 17
3.2 Removing an existing boiler 19
3.3 Determining location of the appliance 20
3.3.1 Best installation conditions 21
3.4 Mounting the boiler 21
3.5 Connecting the vent and air intake pipes 23
3.6 Installation clearances 24
3.7 Exhaust venting and air intake 24
3.7.3 Exhaust vent material 25
3.7.5 Rooftop vent termination 30
3.7.6 Sidewall vent termination 32
3.7.7 Indoor air combustion air intake 40
3.7.8 Combustion air filtration system 41
3.8 Closet installations 42
3.9 Installing a condensate trap 42