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ANS Z21.10.3
•
CSA 4.3
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
WARNING: If the information in these instructions 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 flammable vapors 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 supplier'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.
Outdoor On-Demand Water Heater
Operation and Installation Manual
FOR OUTDOOR APPLICATIONS ONLY
Table of Contents ....................2
Operating Instructions..............5
Maintenance ............................8
Error Codes .............................9
Installation Instructions ............13
Warranty ..................................32
Models:
305
505
705
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Summary of Contents for American Water Heater 305
-
Page 1: Table Of Contents
Outdoor On-Demand Water Heater Operation and Installation Manual Models: FOR OUTDOOR APPLICATIONS ONLY Table of Contents ....2 Consumer Safety Information ..4 Operating Instructions....5 Maintenance ......8 Error Codes ......9 Installation Instructions ....13 Warranty ........32 INSTALLER: Leave this manual with the appliance. CONSUMER: Retain this manual for future reference. -
Page 2: Table Of Contents
Operating Instructions ........27 Accessing Operating Information ....11 Water Quality..........11 Technical Data Flushing the Heat Exchanger Pressure Drop Curve ........28 (Error Code: LC or 00) ........12 Outlet Flow Data..........28 Space Heating ..........29 Dimensions.............30 Ladder Diagram..........31 Warranty ............32, 33 305, 505, 705 Outdoor Manual... -
Page 3: Specifications
** for commercial and hydronic applications requiring higher temperatures Specifications are subject to change without prior notice. The maximum inlet gas pressure must not exceed the value specified by the manufacturer. The minimum value listed is for the purpose of input adjustment. 305, 505, 705 Outdoor Manual... -
Page 4: Consumer Safety Information
• Power Failure: The appliance will cut off the gas if it loses electrical power. 305, 505, 705 Outdoor Manual... -
Page 5: Operating Instructions
Indicates that this controller is setting the temperature . Priority Indicator can be switched to another controller by pressing its Priority Button when no hot water is running. Temperature Display Shows the temperature setting. Thermostat Increases or decreases the temperature setting. 305, 505, 705 Outdoor Manual... -
Page 6: Setting The Temperature
Set dip switch 5 to ON to obtain 140º F water temperature setting. Set dip switch 5 to OFF (default) to obtain 120º F water temperature setting. DO NOT adjust the other dip WARNING switches unless specifically instructed to do so. 305, 505, 705 Outdoor Manual... -
Page 7: Temperature Ranges
5 seconds while the water heater is OFF. Setting Controller to Mute To eliminate the beeps when keys are pressed or to turn the beeps back on, press and hold both the buttons until a beep is heard (approximately 5 seconds). 305, 505, 705 Outdoor Manual... -
Page 8: Maintenance
If you receive Error Code “LC”, refer to the procedure, Flushing the Heat Exchanger. Refer to the section on Water Quality to see if your water needs to be treated or conditioned. (When checking maintenance code history, “00” is substituted for “LC”.) 305, 505, 705 Outdoor Manual... -
Page 9: Error Codes
Disconnect and re-connect all wiring harnesses on unit and PC board. Check all components for electrical short. Check gas solenoid valves for open or short circuits. Remove burner plate and inspect burner surface for condensation or debris. 305, 505, 705 Outdoor Manual... - Page 10 Ensure you have at least the minimum flow rate required to fire unit. Ensure turbine spins freely. Measure the resistance of the water flow control sensor. Check for DC shorts at components 305, 505, 705 Outdoor Manual...
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Page 11: Trouble Shooting For Common Issues
Up to 0.3 mg / L Manganese * Up to 0.05 mg / L pH * 6.5 to 8.5 TDS (Total Dissolved Up to 500 mg / L Solids) * Zinc * Up to 5 mg / L 305, 505, 705 Outdoor Manual... -
Page 12: Flushing The Heat Exchanger (Error Code: Lc Or 00)
5 gallon pail of virgin, food grade, white vinegar (or virgin, Circulating Pump food grade, citric acid). Pressure Regulator 3/4" Ball Valve 3/4" Union Circulating Pump Check Valve Boiler Drain Valve Pressure Relief Valve Solenoid Valve 305, 505, 705 Outdoor Manual... -
Page 13: Installation Instructions
The appliance must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1/2 psi (3.5 kPa) (13.84 in W.C.). 305, 505, 705 Outdoor Manual... -
Page 14: Clearances From Appliance
Ensure that the attachment strength is sufficient to support the weight. Refer to the wall installation weight of the water heater in the Specifications brackets section. 305, 505, 705 Outdoor Manual... -
Page 15: Electrical Connection
Refer to an approved pipe sizing chart if in doubt tightness by means of leak detector solution, soap about the size of the gas line. and water, or an equivalent nonflammable solution, as applicable. (Since some leak test solutions, 305, 505, 705 Outdoor Manual... -
Page 16: Pipe Sizing Procedure - Example
Pressure Drop: 0.3 inches W.C. Pressure Drop: 0.5 inches W.C. Specific Gravity: 0.60 Specific Gravity: 1.50 Pipe Size (inches) Pipe Size (inches) Length Length 1 1/4 1 1/2 1 1/4 1060 1580 1150 2350 1090 1620 1300 1110 305, 505, 705 Outdoor Manual... -
Page 17: Water Piping General Instructions
However, it is strongly recommended that these valves be installed to prevent damage from freezing in case the normal freeze protection should become disabled. Any product damage due to freezing will not be covered by the warranty. 305, 505, 705 Outdoor Manual... -
Page 18: Freeze Protection Piping
It is the responsibility of the contractor/engineer to ensure installation is in Check Valve Boiler Drain Valve accordance with all local building codes. Confer with local building Pressure Relief Valve officials before installation. Solenoid Valve 305, 505, 705 Outdoor Manual... -
Page 19: Recommended Piping For Basic Installation
It is the responsibility of the contractor/engineer to ensure installation is in Check Valve Boiler Drain Valve accordance with all local building codes. Confer with local building Pressure Relief Valve officials before installation. Solenoid Valve 305, 505, 705 Outdoor Manual... -
Page 20: Recommended Piping For Circulation Systems
It is the Check Valve responsibility of the contractor/engineer to ensure installation is in Boiler Drain Valve accordance with all local building codes. Confer with local building Pressure Relief Valve Solenoid Valve officials before installation. 305, 505, 705 Outdoor Manual... -
Page 21: Optional Piping For Circulation Systems
It is the Check Valve responsibility of the contractor/engineer to ensure installation is in Boiler Drain Valve accordance with all local building codes. Confer with local building Pressure Relief Valve Solenoid Valve officials before installation. 305, 505, 705 Outdoor Manual... -
Page 22: Flue Terminal Clearances (Ans Z21.10.3 • Csa 4.3 )
For clearances not specified in ANSI Z223.1/NFPA 54 or CSA B149.1, clearances are in accordance with local installation codes and the requirements of the gas supplier. Clearance to opposite wall is 24 inches (60 cm). 305, 505, 705 Outdoor Manual... -
Page 23: Additional Clearances
Avoid termination locations near commercial cooking exhaust. (0.91 m) to ventilated or unventilated soffit or eve vent; or 36" to a deck or porch 12" (0.30 m) to an inside corner 2" (50 mm) between terminals at same level INSIDE CORNER 305, 505, 705 Outdoor Manual... -
Page 24: High Altitude Installations
Number of Connected Water Heaters: Accessories Necessary: (1) 2-Unit connection cable (1) Multi-Unit connection kit (1) Multi-Unit connection kit (1) Multi-Unit connection cable (1) Multi-Unit connection kit (2) Multi-Unit connection cables (1) Multi-Unit connection kit (3) Multi-Unit connection cables 305, 505, 705 Outdoor Manual... -
Page 25: Remote Controller Installation Location
AWG. The maximum cable length from each 328 ft (100 m) controller to the water heater depends on the total number of wired controllers connected to the water 164 ft (50 m) heater. 3 or 4 65 ft (20 m) 305, 505, 705 Outdoor Manual... -
Page 26: Mounting The Controller
11. Secure the controller cable using the clamp provided. 12. Replace plastic cover over PCB and then replace the cover of the water heater. REMOTE CONTROL CONNECTION TERMINALS REMOTE CONTROL CABLE CABLE CLAMP 305, 505, 705 Outdoor Manual... -
Page 27: Operating Instructions
1. Turn off all electric power to the appliance using 3. Locate the manual gas valve on the side of the heater. Turn the manual valve clockwise to the full the ON/OFF button. OFF position. 2. Set the thermostat to lowest setting. 305, 505, 705 Outdoor Manual... -
Page 28: Technical Data
Technical Data Pressure Drop Curve Water Flow (gpm) Outlet Flow Data 10.0 delta T - Temperature Rise (ºF) 305, 505, 705 Outdoor Manual... -
Page 29: Space Heating
The glycol solution must be compatible with the following items: copper, brass, bronze, rubber, a 283 micron filter, and any other associated plumbing fixtures. Check with the glycol manufacturer to ensure that the solution will pass through the 283 micron filter. 305, 505, 705 Outdoor Manual... -
Page 30: Dimensions
4.3 (110) From base to gas connection 1.6 (40) 1.6 (40) 1.6 (40) From base to cold connection 2.0 (50) 2.0 (50) 2.0 (50) From base to hot connection 1.6 (41) 1.6 (41) 1.6 (41) 305, 505, 705 Outdoor Manual... -
Page 31: Ladder Diagram
RELAY 1 DRIVING CIRCUI T THERMAL FUSE SOLENOID FLAME ROD DRIVING FLAME CIRCUIT DETECTING OVERHEAT CIRCUIT SWITCH OUTGOING WATER THERMISTOR HEAT EXCHANGER REMOTE REMOTE THERMISTOR CONTROLLER THERMISTOR CONTROLLER CIRCUIT CIRCUIT AIR TEMPERATURE THERMISTOR INDOOR MODEL ONLY 305, 505, 705 Outdoor Manual... -
Page 32: Warranty
Warranty. For the name of a qualified/authorized service provider please contact your place of purchase, call 1-866-677-4960 or write to 500 Tennessee Waltz Parkway, Ashland City, TN 37015. Proof of purchase is required to obtain warranty service. You may show proof of purchase with a dated sales receipt. 305, 505, 705 Outdoor Manual... -
Page 33: Warranty .......................................................32
Warranty lasts, so the above limitation may not apply to you. This Warranty gives you specific legal rights, and you may also have other rights which vary from state to state. 305, 505, 705 Outdoor Manual... - Page 34 Notes 305, 505, 705 Outdoor Manual...
- Page 35 Notes 305, 505, 705 Outdoor Manual...
- Page 36 305, 505, 705 Outdoor Manual 060 00012 36616 7 U287-1192x02(00)
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