Contents
Important safety instructions 3
Connection specifications 9
1.1 Standard features and benefits 11
2.0 Before installation 13
3.2 Removing an existing boiler 15
3.3 Determining location of the appliance 16
3.3.1 Best installation conditions 17
3.4 Mounting the boiler 17
3.5 Connecting the vent and air intake pipes 19
3.6 Installation clearances 20
3.7 Exhaust venting and air intake 20
3.7.3 Exhaust vent material 21
3.7.5 Rooftop vent termination 26
3.7.6 Sidewall vent termination 28
3.7.7 Indoor air combustion air intake 35
3.7.8 Combustion air filtration system 36
3.8 Closet installations 37