Rheem Ruud RUTG-66DV Use & Care Manual Download Page 33

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Replacement Parts:

Direct Vent Water Heater

Instructions For Placing a Parts Order

Address parts orders to the distributor or store

where the water heater was purchased .
All parts orders should include:

The model and serial number of the

water heater from the rating plate .

Specify type of gas (natural or LP) as

marked on the rating plate .

Part description (as noted below) and

number of parts desired .

CAUTION: For your safety, DO

NOT attempt repair of electrical wiring,

gas piping, burners, vent connectors

or other safety devices. Refer repairs

to qualified service personnel.

WARNING: For your

safety, DO NOT attempt

to disassemble this unit for

any reason.

Gas Supply

Unit Cover Panel

Gas Valve

Assy .

Cold Water

Supply

Ignitor

Flame

Rod

Water Flow

Solenoid

Heat

Exchanger

Assy .

Heat

Transfer

Pipe

Hot Water

Outlet

Drain Plug

Circuit

Board

Blower

Motor

Film

Type

OHL

Electrode

Burner

Assy .

Front View

Side View

Summary of Contents for Ruud RUTG-66DV

Page 1: ...of the water heater and two to the owner operator to explain the features operation safety precautions maintenance and troubleshooting of the water heater This manual also includes a parts list It is very important that all persons who are expected to install operate or adjust this water heater read the instructions carefully so they may understand how to perform these operations If you don t unde...

Page 2: ...ey over the life of your water heater You ll find many answers to common problems in the Troubleshooting Guide If you review the chart of Troubleshooting Tips first you may not need to call for service READ THIS MANUAL Your safety and the safety of others are very important There are many important safety messages in this manual and on your appliance Always read and obey all safety messages This i...

Page 3: ...rials and liquids which include but are not limited to adhesives solvents paint thinners etc and the vapors they produce are extremely dangerous DO NOT handle use or store gasoline or other flammable or combustible materials anywhere near or in the vicinity of a water heater or any other appliance Be sure to read and follow the labels on the water heater as well as the warnings printed in this man...

Page 4: ...can be achieved with the Bath USC 117 or USC2 117 remote control Only qualified service personnel should perform this adjustment Only factory authorized remote control s should be used Notice When this water heater is supplying general purpose hot water requirements for use by individuals a thermostatically controlled mixing valve for reducing point of use water temperature is recommended to reduc...

Page 5: ...ne or LP gas must be used with great caution It is heavier than air and will collect first in lower areas making it hard to detect at nose level Before attempting to light the water heater make sure to look and smell for gas leaks Use a soapy solution to check all gas fittings and connections Bubbling at a connection indicates a leak that must be corrected When smelling to detect a gas leak be sur...

Page 6: ...ential water heaters of a capacity greater than 52 gallons or tankless style consult the local building jurisdiction code for acceptable bracing procedures Have the installer show you the location of the gas shut off valve and how to shut it off if necessary Turn off the manual shut off valve if the water heater has been subjected to overheating fire flood physical damage or if the gas supply fail...

Page 7: ...of any flammable liquids which may be improperly stored or accidentally spilled The water heater should be installed as close as practical to the vent termination to minimize vent length and the number of elbows required for venting The water heater should be installed with the proper venting materials and termination suitable for Category III venting A fire stop plate should be installed at every...

Page 8: ...ersonal injury or death The purpose of this manual is twofold one to provide the installer with the basic directions and recommendations for the proper installation and adjustment of the water heater and two to the owner operator to explain the features operation safety precautions maintenance and troubleshooting of the water heater This manual also includes a parts list It is imperative that all ...

Page 9: ...l requirements for the Commonwealth of Massachusetts DANGER Failure to install the appliance vent adapter and properly vent the water heater to the outdoors as outlined in the Venting section of this manual will result in unsafe operation of the water heater causing death serious injury explosion or fire To avoid the risk of fire explosion or asphyxiation from carbon monoxide NEVER operate the wat...

Page 10: ...ollect and dispose of condensate from venting systems When a water heater is vented horizontally the vent pipe can have a DOWNWARD or UPWARD slope towards the termination If an UPWARD slope is used a condensate trap must be installed as close as practical to the water heater in order to prevent condensate from draining back into the water heater See Examples A and B on page 13 and 14 for DOWNWARD ...

Page 11: ... or other appliance 6 inches 15 cm for appliances 10 000 Btuh 3 kW 12 inches 30 cm for appliances 10 000 Btuh 3kW and 100 000 Btuh 30kW 36 inches 91 cm for appliances 100 000 Btuh 30kW 6 inches 15 cm for appliances 10 000 Btuh 3 kW 9 inches 23 cm for appliances 10 000 Btuh 3kW and 50 000 Btuh 15kW 12 inches 30 cm for appliances 50 000 Btuh 15kW K Clearance to mechanical air supply inlet 6 feet 1 8...

Page 12: ...ould not contain substances that corrode the vent pipe Do NOT extend exposed vent pipe of indoor water heaters outside of building Guard vent against accidental contact with people and pets Indoor Water Heater 12 WARNING Moisture in the flue gas will condense as it leaves the vent terminal In cold weather this condensate can freeze on the exterior wall under the eaves and on surrounding objects So...

Page 13: ...e male end of the 3 5 concentric vent pipe Push firmly on the air intake tee until the outer jacket has made contact with the snap ring located on the male end of the 3 5 concentric vent pipe section When fully assembled the outer female end will overlap the male end 1 inch 25 4 mm Use the self tapping screws provided with the vent kit to connect the two outer pipes Seal the over lapping area of t...

Page 14: ...e vent purchased from the manufacturer Detail of condensate trap Chase Requires 6 15 cm Clearance to Combustibles Firestop Firestop Roof Jack Adjustable Roof Flashing Vent Adapter 1 2 5 cm Clearance Support Hanger Condensate Trap To Drain Dispose of condensate in accordance to local codes Storm Collar Support Clamp 1 4 per foot upward slope 2 61 cm Max Vertical Termination Adapter Air Intake 3 5 C...

Page 15: ...ion of the water heater requires the minimum water pressure of 14 psi 97 kPa and a minimum water flow rate of 0 66 gpm 2 5 lpm A water pressure of 40 psi 276 kPa is required to achieve maximum flow rate To maintain proper performance ensure sufficient water supply pressure The Required Water Pressure Min Operating Water Pressure 14 psi 97 kPa Pipe Pressure Loss Faucet and Shower Pressure Loss Safe...

Page 16: ...ation of unions or flexible copper connections are recommended on the HOT and COLD water lines so that the water heater may disconnect easily for servicing if necessary Install a Check Valve between the water heater and the water shutoff valve see the top left diagram The following should be addressed in regards to the HOT WATER OUTLET Connections between the water heater and point s of use should...

Page 17: ...d be installed in the discharge line Notice Local codes govern the installation of relief valves If local codes require that a temperature and pressure relief valve should be installed the manufacturer recommends a type 40XL Watts T P relief valve or an equivalent model be used Notice Manual operation of relief valves should be performed at least once a year Turn off the electrical power and gas s...

Page 18: ...he bottom of the gas line Do not use excessive force over 31 5 ft lbs 42 7 Nm in tightening the pipe particularly if teflon pipe compound is used as the unit may be damaged The inlet gas pressure to the water heater must not exceed 10 5 w c 2 6 kPa for natural or 14 w c 3 5 kPa for LP gas For purposes of input adjustment the minimum inlet gas pressure with main burner on is shown on the water heat...

Page 19: ... water heater DO NOT attempt to disassemble the remote control WARNING Field wiring connections and electrical grounding must comply with local codes or in the absence of local codes with the latest edition of the National Electrical Code ANSI NFPA 70 or in Canada Canadian Electrical Code CSA C22 1 Part 1 F PRIORITY POWER ON OFF MAIN Control Base Plate Control screw Mounting Screw x 2 Remote Contr...

Page 20: ...the base plate Ensure the projections in the base plate fit into the housings in the remote control Fix the control to the base plate at the bottom of the remote control using the screw provided Proceed to Connecting the remote control to the water heater to complete installation Connecting the remote control to the water heater Ensure that the power to the water heater has been disconnected Loose...

Page 21: ...ll wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation Verify correct operation after servicing WARNING Field wiring connections and electrical grounding must comply with local codes or in the absence of local codes with the latest edition of the National Electrical Code ANSI NFPA 70 or in Canada Canadian Electrical Code CSA C22 1 Part 1 21...

Page 22: ...ed Sediment Trap Manual Gas Supply Line Shut off V alve Union Cap 6 15 cm Air Gap NOTICE The National Fuel Gas Code NFGC and B149 mandates a manual gas shut off valve See NFGC B149 for complete instructions Local codes or plumbing authority requirements may vary from the instructions or diagrams provided and take precedent over these instructions Vacuum Relief Valve Not Supplied If required instal...

Page 23: ... tank heaters This water heater does not store water making an insulation blanket unnecessary The manufacturer s warranty does not cover any damage or defect caused by installation attachment or use of any type of energy saving or other unapproved devices other than those authorized by the manufacturer into onto or in conjunction with the water heater The use of unauthorized energy saving devices ...

Page 24: ...ufficient for the water heater Gas line equipped with shut off valve union and sediment trap Approved pipe joint compound used Soap and water solution used to check all connections and fittings for possible gas leak Gas Company inspected installation if required D Relief Valve Pressure Relief Valve properly installed and discharge line run to open drain Discharge line protected from freezing E Co ...

Page 25: ...is label 2 Turn off all electric power to the appliance 3 Do not attempt to light the burner by hand 4 Turn the Gas Shutoff Valve located on the outside of the unit clockwise to the OFF position 5 Wait five 5 minutes to clear out any gas If you then smell gas STOP Follow B in the safety information above on this label If you don t smell gas go to the next step 6 Turn the Gas Shutoff Valve located ...

Page 26: ...as to the water heater If there is any difficulty in understanding or following the Operating Instructions or the Care and Cleaning section it is recommended that a qualified person or serviceman perform the work Operating the water heater DANGER There is a hot water scald potential if the temperature is set too high Households with small children disabled or elderly persons may require a 120 F 49...

Page 27: ...mber that hotter water increases the risk of scald injury Always supervise young children or others who are incapacitated The water heater is equipped with a device that will shut off the gas supply to the burner if the water heater exceeds normal operating temperatures Refer to the Before You Call For Service section located near the back of this manual or contact your dealer WARNING Should overh...

Page 28: ... the hot water heater discharges periodically this may be due to a problem in the water system Contact the water supplier or your plumbing contractor on how to correct this DO NOT plug the relief valve outlet Rapid closing of faucets or solenoid valves in automatic water using appliances can cause a banging noise heard in a water pipe Strategically located risers in the water pipe system or water ...

Page 29: ...mes should be seen when the main burner is firing See the figure on the left for location of sight glass If any unusual burner operation is noted the water heater should be shut off until qualified service assistance can be obtained CAUTION For your safety burner inspection and cleaning should be performed only by qualified service personnel For cleaning a vacuum cleaner can be used on the burner ...

Page 30: ...from down draft of venting system or from installation in areas exposed to cold air The water heater is equipped with a Freeze Protection Electric Heater As long as electricity is supplied to the water heater it prevents freezing inside the water heater down to an ambient temperature of approximately minus 30 F 34 C without wind conditions This device only protects the internal components of the w...

Page 31: ...g Valve Malfunctions if applicable Check and replace if necessary Error code displayed on remote control See instructions for Error Code and if required contact a dealer for service Not enough water demand Increase water flow Water inlet filter clogged Clean water inlet filter Fixture aerator is clogged Clean aerator Scale buildup in heat exchanger Check for error code If required contact a dealer...

Page 32: ...er safety devices Refer repairs to qualified service personnel CAUTION Make certain power to water heater is OFF before removing protective cover FOR ANY REASON CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation VERIFY PROPER OPERATION AFTER SERVICING 32 Error Code Possible Cause What To Do 11 The Gas Shutoff Valve is not...

Page 33: ...iption as noted below and number of parts desired CAUTION For your safety DO NOT attempt repair of electrical wiring gas piping burners vent connectors or other safety devices Refer repairs to qualified service personnel WARNING For your safety DO NOT attempt to disassemble this unit for any reason Gas Supply Unit Cover Panel Gas Valve Assy Cold Water Supply Ignitor Flame Rod Water Flow Solenoid H...

Page 34: ...ess and hold the Down button on the remote control for more than 5 seconds Number on the display of the remote control will begin to blink While the number is blinking push the Down arrow temperature adjustment button and the UP arrow temperature adjustment button at the same time Number of the display of the remote control will stop blinking Push the UP or Down button to set desired temperature T...

Page 35: ...may not function properly NOTICE If the water heater is installed less than 3 280 feet 1 000m no action is required How to adjust the DIP switch on the PCB for high altitude installation Check the altitude above sea level where the water heater is installed If the altitude is more than 3 280 feet 1 000m the adjustment of DIP switch is required Turn off the gas shut off valve and water shutoff valv...

Page 36: ...r an attic the hard wired carbon monoxide detector with alarm and battery back up may be installed on the next adjacent floor level b In the event that the requirements of this subdivision can not be met at the time of completion of installation the owner shall have a period of thirty 30 days to comply with the above requirements provided however that during said thirty 30 day period a battery ope...

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