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Instruction Manual

PRINTED 0911

322830-000

KEEP THIS MANUAL IN THE POCKET ON HEATER FOR FUTURE REFERENCE

WHENEVER MAINTENANCE ADJUSTMENT OR SERVICE IS REQUIRED.

POWER VENTED GAS MODELS WITH HOT SURFACE IGNITION

NOT FOR USE IN MANUFACTURED (MOBILE) HOMES

ALL TECHNICAL AND WARRANTY QUESTIONS:

SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS PURCHASED.

IF YOU ARE UNSUCCESSFUL, CONTACT RESIDENTIAL TECHNICAL ASSISTANCE AT 1-615-889-8900 OR VIA E-MAIL AT [email protected].

RESIDENTIAL GAS WATER HEATERS

•

For Your Safety

•

AN ODORANT IS ADDED TO THE GAS USED

BY THIS WATER HEATER.

GAMA certification applies
to all residential gas water
heaters with capacities of 20
to 100 gallons with input rating
of 75,000 BTU/Hr. or less.

300 Maddox Simpson Parkway

Lebanon, TN 37090

Phone: 615-889-8900 • Fax: 615-547-1000

Technical Services email: [email protected]

www.lochinvar.com

LOW LEAD

COMPLIANT

Содержание RESIDENTIAL GAS WATER HEATERS

Страница 1: ...HEATER WAS PURCHASED IF YOU ARE UNSUCCESSFUL CONTACT RESIDENTIAL TECHNICAL ASSISTANCE AT 1 615 889 8900 OR VIA E MAIL AT 2TECH LOCHINVAR COM RESIDENTIAL GAS WATER HEATERS For Your Safety AN ODORANT IS ADDED TO THE GAS USED BY THIS WATER HEATER GAMA certification applies to all residential gas water heaters with capacities of 20 to 100 gallons with input rating of 75 000 BTU Hr or less 300 Maddox S...

Страница 2: ...defects or other reproductive harm and requires businesses to warn of potential exposure to such substances WARNING This product contains a chemical known to the State of California to cause cancer birth defects or other reproductive harm This appliance can cause low level exposure to some of the substances included in the Act IMPORTANT DEFINITIONS Qualified Installer A qualified installer must ha...

Страница 3: ...3 GENERAL SAFETY ...

Страница 4: ...les the water heater will not operate properly It could cause DEATH SERIOUS BODILY INJURY AND OR PROPERTY DAMAGE This manual contains instructions for the installation operation and maintenance of the gas fired water heater It also contains warnings throughout the manual that you must read and be aware of All warnings and all instructions are essential to the proper operation of the water heater a...

Страница 5: ...ntally vented gas fueled heating appli ance or equipment The sign shall read in print size no less than one half 1 2 inch in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OBSTRUCTIONS INSPECTION The state or local gas inspector of the side wall horizontally vented gas fueled equipment shall not approve the installation unless upon inspection the inspector observes carbon monoxide detectors and si...

Страница 6: ... X Gas Control Valve Thermostat Y Metal Drain Pan Z Air Intake Screen Base Pan AA Inner Door B B Outer Door CC HSI Burner Assembly D D Air Intake Screen Blower Assembly E E FV Sensor Bracket Assembly 40K 50K Models Only F F FV Sensor Bracket Assembly 55K 62 5K Models Only NATURAL HOT SURFACE IGNITER MAIN BURNER HOT SURFACE IGNITOR SENSOR PROPANE HOT SURFACE IGNITER MAIN BURNER HOT SURFACE IGNITOR ...

Страница 7: ...njured by hot water than others These include the elderly children the infirm or physically mentally handicapped If anyone using hot water in your home fits into one of these groups or if there is a local code or state law requiring a certain temperature water at the hot water tap then you must take special precautions In addition to using the lowest possible temperature setting that satisfies you...

Страница 8: ... drain pan that trigger an alarm or turn off the incoming water to the water heater when leakage is detected Sensors mounted in the metal drain pan that turn off the water supply to the entire home when water is detected in the metal drain pan Water supply shut off devices that activate based on the water pressure differential between the cold water and hot water pipes connected to the water heate...

Страница 9: ...exceeds the National Appliance Energy Conversation Act standards with respect to insulation and standby loss requirements making an insulation blanket unnecessary Should you choose to apply an insulation blanket to this heater you should follow these instructions For identification of components mentioned below see Figure 1 Failure to follow these instructions can restrict the air flow required fo...

Страница 10: ...oors through vertical ducts each opening shall have a minimum free area of 1 square inch per 4 000 Btu per hour 5 5 cm2 kW of total input rating of all equipment in the enclosure see Figure 8 3 When communicating with the outdoors through horizontal ducts each opening shall have a minimum free area of 1 square inch per 2 000 Btu per hour 11 cm2 kW of total input rating of all equipment in the encl...

Страница 11: ...igher than required for domestic water purposes a mixing valve must be installed Please refer to Figure 2 for suggested piping arrangement CLOSED WATER SYSTEMS Water supply systems may because of code requirements or such conditions as high line pressure among others have installed devices such as pressure reducing valves check valves and back flow preventers Devices such as these cause the water ...

Страница 12: ... Relief Valves for Hot Water Supply Systems ANSI Z21 22 CSA 4 4 and the code requirements of ASME If replaced the valve must meet the requirements of local codes but not less than a combination temperature and pressure relief valve certified as indicated in the above paragraph The valve must be marked with a maximum set pressure not to exceed the marked hydrostatic working pressure of the water he...

Страница 13: ...pply line serving the water heater and A drip leg sediment trap ahead of the gas control valve to help prevent dirt and foreign materials from entering the gas control valve A flexible gas connector or a ground joint union between the shut off valve and control valve to permit servicing of the unit Be sure to check all the gas piping for leaks before lighting the water heater Use a soapy water sol...

Страница 14: ...ust flow from the hot water faucet before turning ON gas to the water heater To fill the water heater with water 1 Close the water heater drain valve by turning the handle to the right clockwise The drain valve is on the lower front of the water heater 2 Open the cold water supply valve to the water heater NOTE The cold water supply valve must be left open when the water heater is in use 3 To insu...

Страница 15: ... This powered vent heater operates on 110 120 Vac therefore a grounded outlet must be within reach of the six 6 foot 1 8 m flexible power cord supplied with the unit see Figure 1 The power cord supplied may be used only where local codes permit If local codes do not permit the use of a flexible power supply cord a Make sure the unit is unplugged from wall outlet Remove screws and open panel on fro...

Страница 16: ...ions in this manual before completing the installation and putting the water heater into service Except where instructed in this manual the mixing of 2 3 and 4 vent pipe is NOT ALLOWED If 2 pipe is to be used then a 2 to 3 bell reducer is recommended Figure 15 shows the recommended location for the bell reducer If the bell reducer is located at the rubber boot on the blower assembly then a short s...

Страница 17: ... used in between all 45 elbows and all 90 elbows 55 000 and 62 500 BTU Units NOTE The 55 000 and 62 500 BTU Units are not approved for 2 venting For 3 Venting the maximum equivalent feet of pipe allowed is 80 feet 24 4 m This does not include the supplied Vent Termination for the water heater For the 3 venting one 90 elbow is approximately equal to 5 feet 1 5 m One 45 elbow is approximately equal ...

Страница 18: ...plied for decorative purposes only and is not a requirement for the vent termination if not needed by the installer VERTICAL VENT THROUGH ROOF This unit is approved for venting through the roof with the type vent terminal that is included with the unit A proper flashing or BOOT should be used to seal the pipe where it exits the roof The total vent system should not exceed that which is specified s...

Страница 19: ...s 15 2 cm and above PRIMER It is recommended that Tetrahydrofuran THF be used to prepare the surfaces of pipe and fittings for solvent welding Do not use water rags gasoline or any other substitutes for cleaning PVC or CPVC surfaces A chemical cleaner such as MEK may be used CEMENT The cement should be a bodied cement of approximately 500 to 1600 centipoise viscosity containing 10 20 by weight vir...

Страница 20: ... to the distance and make a second mark as the primer and cement will most likely destroy your first one Apply primer to the surface of the pipe and fitting socket with a natural bristle brush This process softens and prepares the PVC or CPVC for the solvent cementing step Move quickly and without hesitation to the cementing procedure while the surfaces are still wet with primer E Application of s...

Страница 21: ...21 ...

Страница 22: ...s If a suitable area is not available a cover should be installed over the thermostat to prevent tampering The water temperature setting was factory set at the lowest temperature Pressing the COOLER button decreases temperature and pressing the HOTTER button increases the temperature Setting the water heater temperature at 120 F 49 C Approx mark on temperature setting of the gas control valve will...

Страница 23: ... expansion Contact a local plumbing service agency to have a thermal expansion tank installed STRANGE SOUNDS Possible noises due to expansion and contraction of some metal parts during periods of heat up and cool down do not necessarily represent harmful or dangerous conditions Condensation causes sizzling and popping within the burner area during heating and cooling periods and should be consider...

Страница 24: ... Viewport on the Inner Door see Figure 1 The main burner should provide complete combustion of gas ignite rapidly give reasonably quiet operation and cause no excessive flame lifting from the burner ports If the proper flame characteristics are not evident see Figure 20 make sure that the flow of combustion and ventilation air is not blocked on the Air Intake Screen at the base of the water heater...

Страница 25: ...ing instructions and replace the temperature pressure relief valve with a new one If the temperature pressure relief valve on the appliance weeps or discharges periodically this may be due to thermal expansion You may have a check valve installed in the water line or a water meter with a check valve Consult your local water supplier or service agency for further information Do not plug the tempera...

Страница 26: ...the tank Droplets form and drip onto the burner or run on the floor This is common at the time of start up after installation and when incoming water is cold I Water in the water heater bottom or on the floor may be from condensation loose connections or the relief valve DO NOT replace the water heater until a full inspection of all possible water sources is made and necessary corrective steps tak...

Страница 27: ...acket 40K 50K models only 26B FV Sensor Bracket 55K 62 5K models only 27 Nipple with Heat Trap 28 Secondary Anode with Heat Trap Not Shown Optional Now that you have purchased this water heater should a need ever exist for repair parts or service simply contact the company it was purchased from or direct from the manufacturer listed on the rating plate on the water heater Be sure to provide all pe...

Страница 28: ...nd intake air pipe direct vent products was used per the installation instructions that came with the water heater 3 Ensure the maximum number of elbows or maximum equivalent feet of vent or intake air pipe have not been exceeded per the installation instructions that came with the water heater 4 Ensure there are no obstructions in the vent or intake air pipe 5 Open igniter circuit 1 Check wiring ...

Страница 29: ...in to clear these error codes 2 Replace the gas control valve thermostat if the error code persists 14 either open or shorted 1 Turn off power to the water heater Ensure all FV sensor wiring the ignitor assembly plug and the ignitor assembly socket on the bottom of the Intelli Vent control are making good contact Repair or replace any worn damaged components that are not making good connection 2 R...

Страница 30: ...d be utilized by a qualified service agent When calling for service notify the service agent that this is a Flammable Vapor Ignition Resistant Product TROUBLESHOOTING GUIDELINES TROUBLESHOOTING GUIDELINES Figure 1 and 15 Page 9 ...

Страница 31: ...31 NOTES ...

Страница 32: ...32 300 Maddox Simpson Parkway Lebanon TN 37090 Phone 615 889 8900 Fax 615 547 1000 Technical Services email 2tech lochinvar com www lochinvar com Copyright 2011 Lochinvar LLC All rights reserved ...

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