Table Of Contents - Smith BTF-80 SERIES 210 Installation And Operating Manual

Safe Installation, Use And Service . . . . . . . . . . . . . . . . . . 3
General Safety. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Qualifi ed Installer Or Service Agency . . . . . . . . . . . . 6
Preparing For The Installation . . . . . . . . . . . . . . . . . . 6
Typical Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Get To Know Your Water Heater - Gas Models
(List Referencing Figures 1-7). . . . . . . . . . . . . . . . . . 7
Replacement Parts And Deliming Products . . . . . . . 8
Combo Heating Inlet And Outlet Side Taps . . . . . . . . 8
Water Piping - Mixing Valve Usage . . . . . . . . . . . . . . 9
Mixing Valves
Water Heater Operation . . . . . . . . . . . . . . . . . . . . . 10
Electrical Requirements & Wiring Diagram . . . . . . . .11
Safety Lockouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
High Limit Controls (Energy Cut Off). . . . . . . . . . . . 12
Thermostat/Water Temperature
Blower High Limit Switch
Blower Air Pressure Switch . . . . . . . . . . . . . . . . . . . 12
Flammable Vapour Sensor . . . . . . . . . . . . . . . . . . . 12
Locating The New Water Heater . . . . . . . . . . . . . . . . . . . 13
Facts To Consider About The Location . . . . . . . . . . 13
Storage Of Flammable Liquids . . . . . . . . . . . . . . . . 13
Clearances to combustibles
Floors with carpeting
Clearance for servicing
Air Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Chemical Vapour Corrosion . . . . . . . . . . . . . . . . . . 15
Installing The New Water Heater . . . . . . . . . . . . . . . . . . . 16
Water Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Space Heating And Potable Water Systems . . . . . . 16
Combo Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
System Requirements
Installation
Closed Water Systems . . . . . . . . . . . . . . . . . . . . . . 18
Thermal Expansion . . . . . . . . . . . . . . . . . . . . . . . . . 18
Temperature-Pressure Relief Valve. . . . . . . . . . . . . 19
T&P valve discharge pipe requirements:
Temperature-Pressure Relief Valve and
Pipe Insulation
High Altitude Installation . . . . . . . . . . . . . . . . . . . . . 20
Gas Piping. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Sediment Traps/Dirt Leg . . . . . . . . . . . . . . . . . . . . . 21
Filling The Water Heater . . . . . . . . . . . . . . . . . . . . . 22
Venting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Termination Clearances Sidewall Power Vent. . . . . 23
Blower Assembly Installation. . . . . . . . . . . . . . . . . . 24
Planning The Vent System . . . . . . . . . . . . . . . . . . . 24
Polypropylene Vent Systems . . . . . . . . . . . . . . . . . 25
Condensate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Exhaust Venting . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Important Notes and Warnings
Venting terminations and sizing
Vent screen installation
Calculating Equivalent Feet
Venting instructions
Vent pipe connection to blower
Coupling installations according to vent sizes
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TABLE OF CONTENTS

Lighting Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Operating The Temperature Control System . . . . . . . . . . 33
For Your Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Periodic Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Leakage Checkpoints . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Reference Parts Listing . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Troubleshooting Guidelines . . . . . . . . . . . . . . . . . . . . . . . 45
Blower Exhaust Direction . . . . . . . . . . . . . . . . . . . . 30
Installation Checklist . . . . . . . . . . . . . . . . . . . . . . . . 31
Gas Control Valve/Thermostat . . . . . . . . . . . . . . . . 34
Start Up Conditions . . . . . . . . . . . . . . . . . . . . . . . . . 35
Condensate
Smoke/odour
Strange sounds
Operational Conditions . . . . . . . . . . . . . . . . . . . . . . 35
Smelly water
"Air" In Hot-Water Faucets . . . . . . . . . . . . . . . . . . . 36
General Upkeep . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Venting System Inspection . . . . . . . . . . . . . . . . . . . 37
Blower Maintenance . . . . . . . . . . . . . . . . . . . . . . . . 37
Cleaning The Blower. . . . . . . . . . . . . . . . . . . . . . . . 37
Burner Operation And Inspection . . . . . . . . . . . . . . 38
Combustion Chamber And Burner Cleaning . . . . . . 39
Housekeeping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Anode Rod Inspection. . . . . . . . . . . . . . . . . . . . . . . 39
Anode Rod . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Removing Anode Rod:
Installing Anode Rod:
Temperature-Pressure Relief Valve Test . . . . . . . . . 40
Draining And Flushing . . . . . . . . . . . . . . . . . . . . . . . 41
To drain the water heater storage tank:
To fl ush the water heater storage tank:
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Resetting The Heater Control . . . . . . . . . . . . . . . . . 48
Lockouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Soft Lockout
Hard Lockout
Ignition State And Timing . . . . . . . . . . . . . . . . . . . . 48
System Status And Error Codes . . . . . . . . . . . . . . . 49
Reading The LED Flash Sequence. . . . . . . . . . . . . 49
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