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COMMERCIAL GAS WATER HEATERS
WARNING: If the information in these instruc-
tions is not followed exactly, a fire or explosion
may result causing property damage, personal
injury or death.
- Do not store or use gasoline or other flam-
mable vapours and liquids in the vicinity of
this or any other appliance.
- WHAT TO DO IF YOU SMELL GAS:
• Do not try to light any appliance.
• Do not touch any electrical switch; do not
use any phone in your building.
• Immediately call your gas supplier from a
neighbor's phone. Follow the gas sup-
plier's instructions.
• If you cannot reach your gas supplier, call
the fire department.
- Installation and service must be performed by
a qualified installer, service agency or the
gas supplier.
ALL TECHNICAL AND WARRANTY QUESTIONS: SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS
PURCHASED. IF YOU ARE UNSUCCESSFUL, PLEASE CONTACT THE COMPANY LISTED ON THE RATING PLATE ON THE WATER HEATER.
1503
KEEP THIS MANUAL IN THE POCKET ON HEATER FOR FUTURE REFERENCE
WHENEVER MAINTENANCE ADJUSTMENT OR SERVICE IS REQUIRED.
Installation and Operating Manual
NOT FOR USE IN MANUFACTURED (MOBILE) HOMES
•
AN ODOURANT IS ADDED TO THE GAS USED
BY THIS WATER HEATER.
POWER VENTED GAS MODELS
WITH HOT SURFACE IGNITION
MODELS BTF-80 SERIES 210, 211
For Your Safety
•
331432-001
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Table of Contents
Related Manuals for Smith BTF-80 SERIES 210
Summary of Contents for Smith BTF-80 SERIES 210
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Page 1: For Your Safety
POWER VENTED GAS MODELS WITH HOT SURFACE IGNITION NOT FOR USE IN MANUFACTURED (MOBILE) HOMES MODELS BTF-80 SERIES 210, 211 WARNING: If the information in these instruc- tions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death. -
Page 2: Table Of Contents
TABLE OF CONTENTS Safe Installation, Use And Service ....3 Blower Exhaust Direction ....30 General Safety. -
Page 3: Safe Installation, Use And Service
SAFE INSTALLATION, USE AND SERVICE Your safety and the safety of others is extremely important in the installation, use and servicing of this water heater. Many safety-related messages and instructions have been provided in this manual and on your own water heater to warn you and others of a potential injury hazard. -
Page 4: General Safety
GENERAL SAFETY Water temperature over 52°C DANGER (125°F) can cause severe burns instantly resulting in severe injury or death. Children, the elderly and the disabled and are at highest risk of scald injury. Feel water before bathing or showering. Temperature limiting valves are available. - Page 5 GENERAL SAFETY DANGER WARNING Breathing Hazard - Carbon Monoxide Gas • Install vent system in accordance with codes. • Do not operate water heater if flood damaged. • For operation above 3,079 m (10,100’), a high altitude orifice must be installed. •...
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Page 6: Introduction
INTRODUCTION Thank You for purchasing this water heater. Properly 2. The installation must conform with these instructions installed and maintained, it should give you years of trouble and local code authority having jurisdiction. In free service. absence of local codes, installation must comply with current editions of the “Natural Gas and Propane Abbreviations found in this Installation and Operating Installation Code”... -
Page 7: Typical Installation
TYPICAL INSTALLATION GET TO KNOW YOUR WATER HEATER - GAS MODELS (LIST REFERENCING FIGURES 1-7) 1 Vent Termination Elbow with Rodent 17 Manifold Door Assembly (behind 36 *Thermal Expansion Tank (required Screen outer door) (see Figure 3 (NG) or for all closed systems) 2 *Vent Pipe Figure 4 (LP)) 37 Aluminum Burner (see Figure 3) -
Page 8: Replacement Parts And Deliming Products
Natural gas main burner with igniter assembly (item 17 in Figure 1). Flare Figure 6 Vacuum relief valve install per local codes (not supplied with heater). Figure 3 Propane (LP) main burner with igniter assembly (item 17 in Figure 1). Figure 7 Notes: Flare... -
Page 9: Water Piping - Mixing Valve Usage
WATER PIPING - MIXING VALVE USAGE This appliance has been design certifi ed as complying with American National Standard/CSA Standard for water Mixing Valves heaters and certain models with side plumbing connections Water temperature over 52°C DANGER are considered suitable for Water (Potable) Heating and (125°F) can cause severe Space Heating. -
Page 10: Water Heater Operation
Some people are more likely to be permanently injured WATER HEATER OPERATION by hot water than others. These include the elderly, Figure 11 shows the water heater’s sequence of operation children, the infi rm and the physically/mentally disabled. when a call for heat is initiated. The ignition control module Table 1 (published by U.S. -
Page 11: Electrical Requirements & Wiring Diagram
ELECTRICAL REQUIREMENTS & WIRING DIAGRAM CAUTION LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CONTROLS. WIRING ERRORS CAN WARNING CAUSE IMPROPER AND DANGEROUS OPERATION. VERIFY PROPER OPERATION AFTER SERVICING. Electric Shock Hazard POWER VENT WIRING SCHEMATIC. Disconnect power before NOTE: REFER TO THE “Installation Checklist” servicing. -
Page 12: Safety Lockouts
SAFETY LOCKOUTS This water heater has several lockout features designed If there is a problem with the wiring of the fl ammable to prevent the heater from operating in unsafe conditions. vapour sensor or the fl ammable vapour interface, the LED will fl... -
Page 13: Locating The New Water Heater
LOCATING THE NEW WATER HEATER FACTS TO CONSIDER ABOUT THE LOCATION However, unanticipated damage can be reduced or prevented by a leak detector or water shut-off device used Carefully choose an indoor location for the new water in conjunction with a piped metal drain pan. These devices heater because the placement is a very important are available from some plumbing supply wholesalers and consideration for the safety of the occupants in the building... -
Page 14: Clearances To Combustibles
Clearance for servicing WARNING Adequate clearance of 610mm (24 in.) for servicing this appliance should be considered before installation, such Fire or Explosion Hazard as changing the anodes, etc. • Do not store or use gasoline or other flammable vapours and liquids in the vicinity of this or any other appliance. -
Page 15: Air Requirements
with dry cleaning equipment, it is imperative that the water heater or water heaters be installed so that combustion and ventilation air be taken from outside these areas. Propellants of aerosol sprays and volatile compounds, (cleaners, chlorine based chemicals, refrigerants, etc.) in addition to being highly fl... -
Page 16: Installing The New Water Heater
INSTALLING THE NEW WATER HEATER WATER PIPING Consult a Qualifi ed Installer or Service Agency. Follow manufacturer’s instructions for installation of valves. Water temperature over 52°C DANGER Before changing the factory setting on thermostat, read (125°F) can cause severe “Operating The Temperature Control System” section in burns instantly resulting in severe injury or death. -
Page 17: Combo Heating
COMBO HEATING 2. Install a drain valve at the lowest point of the heating loop so that water can be drained from the heating This section serves as a guide for the installation and use module without affecting the water heater. of “Combo”... -
Page 18: Closed Water Systems
CLOSED WATER SYSTEMS SHUT-OFF VALVE HOT-WATER Water supply systems may, because of code requirements OUTLET COLD- or such conditions as high line pressure, among others, WATER INLET have installed devices such as pressure-reducing valves, UNION UNION check valves, and back fl ow preventers. Devices such as these cause the water system to be a closed system. -
Page 19: Temperature-Pressure Relief Valve
TEMPERATURE-PRESSURE RELIEF VALVE No valve or other obstruction is to be placed between the T&P valve and the tank. Do not connect discharge piping directly to the drain unless a maximum of 305mm WARNING (12 in.) air gap is provided. To prevent bodily injury, hazard to life, or property damage, the relief valve must Explosion Hazard be allowed to discharge water in adequate quantities... -
Page 20: Temperature-Pressure Relief Valve And
Note: The purpose of a temperature-pressure relief valve HIGH ALTITUDE INSTALLATION is to prevent excessive temperatures and pressures in the storage tank. The T&P valve is not intended for the WARNING constant relief of thermal expansion. A properly sized thermal expansion tank must be installed on all closed systems to control thermal expansion, see “Closed Water Breathing Hazard - Carbon Monoxide Gas Systems”... -
Page 21: Sediment Traps/Dirt Leg
Make sure the gas supplied is the same type listed on excess of 1/2 psi. It should be isolated from the gas supply the model rating plate. The inlet gas pressure must not piping system by closing its individual manual shut-off exceed 14 inch w.c. -
Page 22: Filling The Water Heater
4. Open the cold-water supply valve to the water heater. Notes: • The cold-water supply valve must be left open when SHUT-OFF VALVE HOT-WATER the water heater is in use. OUTLET COLD- • Avoid water leakage when fi lling the tank. Do not WATER INLET UNION... -
Page 23: Termination Clearances Sidewall Power Vent
TERMINATION CLEARANCES SIDEWALL POWER VENT R N E E C O I N S I D D E T A Vent terminal Air supply inlet Area where is not permitted F I X E S E D C L O R A B O P E F I X E... -
Page 24: Blower Assembly Installation
BLOWER ASSEMBLY INSTALLATION f. Ground heater properly. This water heater must be grounded in accordance with the “Canadian 1. This power vented water heater comes with blower Electrical Code” (CSA C22.1), Part I and/or local assembly installed (see Figure 24). codes. -
Page 25: Polypropylene Vent Systems
POLYPROPYLENE VENT SYSTEMS make sure the removable cap is installed on the drain port (if a drain hose is not needed). Polypropylene vent systems do not use cement to connect Note: This cap must remain in place if a drain hose is not the pipe and elbow sections but use a push together gasket installed. -
Page 26: Important Notes And Warnings
Important Notes and Warnings 2. Orient screen as shown in see Figure 27 with an • This heater is certifi ed to be installed using PVC, opening at the bottom of the assembly and the CPVC, or polypropylene plastic vent material. Only smooth side facing in. -
Page 27: Calculating Equivalent Feet
Calculating Equivalent Feet WATER HEATER VENT SIZE PRESSURE MAXIMUM EQUIVALENT MINIMUM EQUIVALENT VENT HEATER INPUT (Inside SWITCH VENT LENGTH LENGTH MODEL (Btu/hr) Diam.) SETTING 50’ (15m) + termination 7’ (2m) + termination elbow and 3” elbow and screen* screen* 75 gal. 76,000 -0.90 in. -
Page 28: Venting Instructions
Venting instructions 11. Install the properly sized rodent screen into the outlet 1. Plan the venting layout starting at the vent termination elbow and secure with a small quantity of silicone and work back toward the heater. Take into consideration sealant. -
Page 29: Vent Pipe Connection To Blower
CAUTION 76mm (3 in.) TERMINATION MIN. LENGTH MAY BE 90° ELBOW A VENT USED IN A Property Damage Hazard SPECIAL VENTING SYSTEM WITH POSITIVE VENT PRESSURE AND • Do not overtighten the top and bottom gear clamps of the PASSING THROUGH A rubber coupling. -
Page 30: Blower Exhaust Direction
BLOWER EXHAUST DIRECTION The blower assembly may be rotated 90 degree clockwise or counterclockwise to allow horizontal venting in areas having restricted space above the water heater. To rotate the blower outlet, remove the four nuts (with 11/32” nut driver) (see Figure 35), securing the fl ue collector to the blower housing. -
Page 31: Installation Checklist
INSTALLATION CHECKLIST Note: Use and complete this checklist before lighting the heater. Correct any conditions that do not meet these instructions. Vent Termination Water Heater Location Horizontal Centrally located with the water piping system. 305mm (12 in.) min. above grade/snow level. Located as close to gas piping and vent pipe system ... -
Page 32: Lighting Instructions
LIGHTING INSTRUCTIONS Read and understand these directions thoroughly before attempting to operate the water heater. Make sure the burner viewport is not missing or damaged. Make sure the tank is completely fi lled with water before operating the water heater. The gas control valve/thermostat has an “On/Off Switch”... -
Page 33: Operating The Temperature Control System
OPERATING THE TEMPERATURE CONTROL SYSTEM It is recommended that lower water temperatures be used The water heater should be located in an area where to avoid the risk of scalding. It is further recommended, in the general public does not have access. If a suitable all cases, that the water temperature be set for the lowest area is not available, a cover should be installed over the temperature which satisfi... -
Page 34: Gas Control Valve/Thermostat
GAS CONTROL VALVE/THERMOSTAT 60°C 68°C 74°C 83°C (140°F) (155°F) (165°F) (181°F) 54°C 43°C 21°C ON/OFF TEMPERATURE (130°F) (110°F) (70°F) SWITCH SETTING DIAL Figure 36 Approximate Time to induce a 2nd Temperature Temperature and 3rd Degree burn Dial Setting °C (°F) to adult skin VERY HOT 83 (181) -
Page 35: For Your Information
FOR YOUR INFORMATION START UP CONDITIONS OPERATIONAL CONDITIONS Condensate Smelly water Whenever the water heater is fi lled with cold water, some Each water heater contains at least one anode rod for condensate will form while the burner is ON. A water corrosion protection of the tank. -
Page 36: Air" In Hot-Water Faucets
“AIR” IN HOT-WATER FAUCETS WARNING Explosion Hazard • Flammable hydrogen gases may be present. • Keep all ignition sources away from faucet when turning on hot water. HYDROGEN GAS: Hydrogen gas can be produced in a hot-water system that has not been used for a long period of time (generally two weeks or more). -
Page 37: Periodic Maintenance
PERIODIC MAINTENANCE GENERAL UPKEEP If after inspection of the vent system you found sooting or deterioration, something is wrong. Call the local gas utility Make it a habit to look around the heater, the vent piping, to correct the problem and clean or replace the fl ue and and the hot and cold water pipes. -
Page 38: Burner Operation And Inspection
7. Accessing the blower wheel through the outlet, use BURNER OPERATION AND INSPECTION the paint brush to brush off the outer edge of the Flood damage to a water heater may not be readily visible blower wheel to dislodge any dirt stuck on the blades or immediately detectable. -
Page 39: Combustion Chamber And Burner Cleaning
COMBUSTION CHAMBER AND BURNER CLEANING The anode rod should be inspected after a maximum of three years and annually thereafter until the condition of In the event your burner or burner air openings require the anode rod dictates its replacement. Note: Artifi cially cleaning, Call your service agency to remove and clean softened water requires the anode rod to be inspected the burner and correct the problem that required the burner... -
Page 40: Installing Anode Rod
Installing Anode Rod: TEMPERATURE-PRESSURE RELIEF VALVE TEST 1. Use Tefl on® tape or an approved pipe sealant on threads of the new anode rod. DANGER 2. Place the anode rod in the spud (top of the tank) and turn clockwise until the threads are hand tight. Using •... -
Page 41: Draining And Flushing
Temperature-pressure relief valve leakage due to pressure To drain the water heater storage tank: build up in a closed system that does not have a thermal 1. Turn “OFF” the electrical supply to the water heater. expansion tank installed is not covered under the Limited 2. -
Page 42: Leakage Checkpoints
LEAKAGE CHECKPOINTS SERVICE Leakage from other appliances, water lines, or ground seepage should also be checked. If a condition persists or you are uncertain about the * To check where threaded portion enters tank, insert operation of the water heater contact a service agency. cotton swab between jacket opening and fi... -
Page 43: Reference Parts Listing
REFERENCE PARTS LISTING Replacement parts may be ordered 13 **Combo Heating System Return Inlet 40 Hot-Surface Igniter (see Figure 3) (see through your plumber or the local (Optional) also Figure 46) distributor. When ordering replacement 15 Drain Valve 41 Manifold Door Gasket (see parts, always have the following 16 Outer Gas Door Figure 3) (see also Figure 46) - Page 44 Natural gas main burner with igniter assembly (item 17 in Figure 44). Flare Nut † Figure 49 Note: † For Natural gas models the Flare Nut has Right- hand thread. For Propane models the Flare Nut has Left-hand thread. Figure 46 Propane (LP) main burner with igniter assembly (item 17 in Figure 44).
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Page 45: Troubleshooting Guidelines
TROUBLESHOOTING GUIDELINES These guidelines should be utilized by a qualifi ed service agent. PROBLEM POSSIBLE CAUSE(S) CORRECTIVE ACTION 1. Air inlets blocked 1. Unblock inlet air openings BURNER FLAME 2. Insuffi cient secondary air 2. Provide ventilation to water heater TOO HIGH 3. - Page 46 PROBLEM POSSIBLE CAUSE(S) CORRECTIVE ACTION 1. Filling the new water heater for the fi rst 1. Normal operation: the condensation time should disappear after heater warms up 2. Moisture from the products of combustion 2. Normal operation: the condensation CONDENSATION 3.
- Page 47 PROBLEM POSSIBLE CAUSE(S) CORRECTIVE ACTION 1. Air pressure switch not closing due to 1. Determine cause of insuffi cient draft. insuffi cient draft – check for: Check draft with manometer at pressure a. Vent piping blocked switch b. Piping length too long a.
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Page 48: Resetting The Heater Control
RESETTING THE HEATER CONTROL IGNITION STATE AND TIMING • Soft lockouts as diagnosed by the system error codes IGNITION STATE TIMING require the gas control to be reset. 5 seconds (NG models) • To reset the control, slide the “ON/OFF” switch to the Pre-purge 15 seconds (LP models) “OFF”... -
Page 49: System Status And Error Codes
SYSTEM STATUS AND ERROR CODES The micro-controller inside the gas control monitors the fl ammable vapour safety features, the ignition sequence, temperature settings and overall operation of the heater. If any of these parameters does not operate properly the controller will shut down the water heater, diagnose the failure and fl ash an error code. The table below lists the System Status Codes for the Honeywell control. - Page 50 Corrective Action Corrective Action Number Normal operation, no action necessary. Normal operation, no action necessary. 1. Flame rod not properly seated in flame, reposition rod. 2. Clean flame sensor rod with fine steel wood to avoid lock-out. 1. Check that blower operates and does not have any blockages. 2.
- Page 51 Corrective Action Corrective Action Number 1. Gas supply is turned off or gas pressure is too low. Ensure supply pressure and manifold gas pressures are within requirements. Manifold pressure is nonadjustable, if gas supply pressure proves correct and manifold pressure is off by more than 0.3” WC replace the control. 2.
- Page 52 599 Hill St. West, Fergus, ON N1M 2X1 Phone: 888-479-8324 • Fax: 519-787-5500 www.hotwater.com...