Rinnai Tankless Rack System Installation Owner's Manual
Contents
1. SUI X Sp ogyueu ses pue K1epuooos 718 22022211 n our Ajddng our Ajddng our Ajddng Surqun jd uomo 98 10H NT Ajddng ourT ATddng jddng sen po e PIO T RAI Kjddng sep p Ajddng sep s ft opoo sd aynoy urexq Y a A n A A n i I3 a N SP Uy au LJ PA ff L f AfA 5 f 5 f f f N ff B Lett T f N B inc ale Ly H BN A PAN Ha LI d 9 4 DA d b d oe tt d day Ht AWDOJOA SA ye IIM Joye 107 pozis ore sp ojrueui jqeg od poAoudde oq 1511 9716 101 1998 294 NOLI 0 IJIYA sdeo puo por ddns2. Tankless Rack System TRS Installation Manual Additional information can be obtained from the appliance manual Free Standing Rack 6 water heaters A WARNING f 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 licensed professional 1 Rinnai Rack Installation Notes 2 Rinnai Rack Installation Table of Contents localita 4 End caps Connections 20 Venting Options 4 Condensate Drain 21 TRS Part Nos and Components 5 Checklist for PIUMDINQ 21 6 13 Installation of Gas 22 CICarances C 14 Connecting Electricity 22 OM OE 15 23 24 Securtng
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4. S Dy mm ii 4 50 GAS 1 1 4 NPT 9 38 COLD 2 COPPER 14 38 HOT 2 COPPER TRSO2IL acing same direction Rack Installation Specifications 4 UNIT FREE STANDING FRAME TRS04 TRS03 TRS02 TRS02IL Water Heater Model RUC98i RU98e NG LP Crate Dimensions HxLxD in 62 x 55 x 36 Weight Fully Assembled ib 210 Weight Shipping total Ibs 553 480 406 404 Rack Frame Specifications Sheet Metal Aluminum 0 090 5052 H32 Powder Coat rame Finish al mio oio 33 2 20 Qi 1 o D Color Gray gt Qo o 5 gli JO 5 o MIN 55 la 2s 220 o gt r 5 0 3 0 3 2 3 2 21215 210 5 21515 3 0 5 5 5 5 5 5 11410 5 2 0 lt lt gt d 112 2 0 5 lt D 3 10 D Rigid Copper Rigid Copper 2 PIPE 1 1 4 1 1 4 MNPT Sch 40 Steel PVC Over CSST m e O AJ 2 3 e 7 Voltage 120 Volts 60 Hz Maximum Current Amperes 6 12 8 8 X BTU and Flow Rates for RUC98i RU98e NG LP QTY 4 RUC98i RU98e QTY 3 RUC98i RU98e QTY 2 RUC98i RU98e NG LP NG LP NG LP 15 200 796 000 597 000 398 000 TRS02IL
5. 3 RUC98i RU98e NG LP NG LP NG LP NO TRSOSIL 13 Rinnai Rack Installation Clearances Install the rack system so that the clearances shown below specified for the water heater the RUC98i and RU98e installation manual are followed Top Front of Heater Side Ground Bottom Indoor models 98 to Combustibles inches 6 to Non Combustibles inches mm Top of Heater 152 2 51 Back of Heater 0 zero 0 zero Front of Heater 6 152 6 152 Sides of Heater 2 51 1 2 13 Ground Bottom 12 305 2 305 Vent 0 zero 0 zero inches from vent components and condensate drain line The clearance for servicing is 24 inches in front of the water heater For closet installation clearance is 6 inches 152 mm from the front of Heater 14 Top Side of Heater Ground Bottom Outdoor models RU98e to Non Combustibles inches to Combustibles inches Mm 12 305 2 51 Back of Heater 0 zero 24 610 0 zero 24 610 24 610 1 8 3 2 The clearance for servicing is 24 inches in front of the water heater 6 152 12 305 Rinnai Rack Installation Hoisting Lifting Lugs Lugs are installed on the top side of the following racks for hoisting and moving The lines or cables to the lugs should be at a 90 angle Use a spr
6. TRACKS wi 16 17 Final Checklist 25 Relief Valve Piping 00121 18 Replacement Parts 26 Piping for Multiple Racks 18 Extended Limited Labor Warranty 2 28 Parallel Piping Drawing 19 oafety Symbols This is the safety alert symbol This symbol alerts you to potential hazards that can kill or hurt you and others Indicates an imminently hazardous situation which if not avoided will result in death or serious injury A WARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury A CAUTION Indicates a potentially hazardous situation which if not avoided could result in minor or moderate injury It may also be used to alert against unsafe practices Installation A licensed professional must install the TRS Tankless Rack System The installer should have skills such as e connecting gas lines water lines valves and electricity e knowledge of applicable national state and local codes If you lack these skills contact a licensed professional 3 Rinnai Rack Installation Description Rinnai Tankless Rack Systems TRS include wall mounted and free standing configurations The wall mounted rack systems are available for 2 3 or 4 water heaters Free standing rack systems are availabl
7. 11 Rinnai Rack Installation Specifications 6 UNIT FREE STANDING FRAME RIGHT oy up 4 50 GAS 1 1 4 9 38 COLD 2 COPPER 14 38 HOT 2 COPPER tm ti i T Rinnai Rack Installation Specifications 6 UNIT FREE STANDING FRAME Water Heater Model RUC98i RU98e NG LP Crate Dimensions HxLxD in 62 x 5 x 36 Weight Fully Assembled lbs 452 Weight Shipping total Ibs 722 Rack Frame Specifications Sheet Metal Aluminum 0 090 5052 H32 Powder Coat Gray N O N Co N N ninjn a ZU lt o D rame Material rame Finish Color Qo o O 5 5 5 o 2 0 J gt ___ Rigid Copper Rigid Copper 2 1 2 PIPE 2 PIPE 1 1 2 1 1 4 1 1 2 1 1 47 Sch 40 Steel PVC Over CSST D olgc didi D D 58155521828 5 2 523 5 5 5 5 ZEE 3 eg 815 D gt lV 5 5 5 12 0 0 13 9 5 5 5 9 lt 0 J 2 3 lt 5 915 2 D D NO Voltage AC 120 Volts 60 Hz Maximum Current Amperes BTU and Flow Rates for RUC98i RU98e NG LP QTY 6 RUC98i RU98e QTY 5 RUC98i RU98e QTY
8. 16 Rinnai Rack Installation Securing Wall Racks WARNING THE WALL MUST BE CABABLE OF CARRYING THE OPERATING WEIGHT OF THE INSTALLED TRS SYSTEM CONSULT A STRUCTURAL ENGINEER FOR STRUCTURAL ANALYSIS OF THE WALL AND APPROPRIATE HANGING METHODS BEFORE ATTEMPTING TO HANG THE TRS SYSTEM FAILURE TO COMPLY WITH THE ABOVE REQUIREMENT COULD RESULT IN SUBSTANTIAL PROPERTY DAMAGE SEVERE PERSONAL INJURY OR DEATH e Identify the installation location and confirm that the installation will meet all required clearances e The size and embedment specified for anchors installed in stone or aggregate concrete only for other anchorage details the contractor or engineer on record for the building shall consult with a licensed structural engineer for all anchorage of equipment not called out in this manual e Inthe event of a conflict or inconsistency between items indicated in this manual with code requirements the more stringent standard shall prevail WALL RACK MODELS AVAILABLE TRWO2 amp TRWO3 1 Using the holes in the wall bracket Securely attach the rack to the wall Ensure that the attachment strength is sufficient 2 Forfloor anchors use 4 1 2 HILTI KB TZ expansion anchors or approved equivalent Minimum embedment hef 2 3 25 Minimum concrete thickness to be 6 TRWO2 TRWO03 an 1 Brackets are located on both sides of rack 17 Rinnai Rack Installation Relief Valve Piping Each Rinnai tankless water h
9. Gas is flammable Do not smoke or provide other ignition sources while working with gas Do not turn on the water heater or gas until all fumes are gone MUST DO e Checkthe type of gas and the gas inlet pressure before connecting the water heater If the water heater is not of the gas type that the building is supplied with DO NOT connect the water heater Contact the dealer for the proper unit to match the gas type e Check the gas supply pressure immediately upstream at a location provided by the gas company Supplied gas pressure must be within the limits shown in the Specifications section of this manual with all gas appliances operating e Before placing the appliance in operation all joints including the heater must be checked for gas tightness by means of leak detector solution soap and water or an equivalent nonflammable solution as applicable Since some leak test solutions including soap and water may cause corrosion or stress cracking the piping shall be rinsed with water after testing unless it has been determined that the leak test solution is non corrosive e Use approved connectors to connect the unit to the gas line Purge the gas line of any debris before connection to the water heater e Any compound used on the threaded joint of the gas piping shall be a type that resists the action of liquefied petroleum gas propane LPG e The gas supply line shall be gas tight sized and so installed as to provid
10. is functioning correctly by connecting your manometer to the gas pressure test port on the water heater Operate all gas appliances in the home or facility at high fire The inlet gas pressure at the water heater must not drop below that listed on the rating plate DO NOT introduce toxic chemicals such as those used for boiler water treatment to the potable water used for space heating If the water heater is not needed for immediate use then drain the water from the heat exchanger Install the front panel Explain to the customer the importance of not blocking the vent termination or air intake Explain to the customer the operation of the water heater safety guidelines maintenance and warranty The installation must conform with local codes or in the absence of local codes with the National Fuel Gas Code ANSI 2223 1 54 or the Natural Gas and Propane Installation Code CSA B149 1 If installed in a manufactured home the installation must conform with the Manufactured Home Construction and Safety Standard Title 24 CFR Part 3280 and or CAN SCA Z240 MH Series Mobile Homes Inform the consumer if the isolation valves are not installed or if a water softening system is not installed Leave the entire manual taped to the water heater indoor models temperature controller outdoor models or give the entire manual directly to the consumer Rinnai Rack Installation REPLACEMENT PARTS REFERENCE NUMBE
11. RS E ji 11 13 15 17 19 14 16 18 20 3 n 13 15 17 19 26 7 8 9 10 ALL TRS TRW Description irt Leg as Flex Line Assembly as Valve ot Water Flex Line old Water Flex Line all Bracket ush Clamp 2 6310 ush Clamp 2 12510 ush Clamp 1 9010 ush Clamp 1 6610 rame Rack Left Rear N rame Rack Right Rear TRS05 TRS06 Manifold Gas 6B2B Manifold Water 6B2B TRS02 TRS03 TRS04 Manifold Gas 4B2B Manifold Water 4B2B TRWOS TRSOSIL Manifold Gas 3WM Manifold Water 3WM TRWO02 TRS02IL anifold Gas 2WM Manifold Water 2WM 13 14 15 16 17 18 14 16 18 20 Rinnai Rack Installation Extended Limited LABOR Warranty Tankless Rack System REGISTRATION REQUIRED Rinnai is providing the opportunity to extend your Rinnai Standard Limited Warranty for labor only on the tankless water heater product installed as part of the Tankless Rack System and used in a commercial application You must register the product within 30 days of purchase of the system to qualify The limited warranty period on the Labor coverage for Tankless Water Heaters installed on the Tankless Rack System is ex tended for an additional 12 months a total of 24 months labor coverage from date of purchase when registered Products not registered will still be covered under the Rinnai standard product limited warranty as provided in the Operating In struc
12. ater heater please visit www rinnai us For those without internet access please call 1 866 RINNAI1 746 6241 Receipt of Registration by Rinnai will constitute proof of purchase for this product However Registration is not necessary in order to validate this Limited Warranty What is not covered This Limited Warranty does not cover any failures or operating difficulties due to the following accident abuse or misuse e alteration of the product or any component part e misapplication of this product e improper installation such as but not limited to Product being installed in a corrosive environment condensate damage improper venting incorrect gas type incorrect gas or water pressure gt lt gt lt gt gt lt gt absence of a drain pan under the appliance e water quality e improper maintenance such as but not limited to scale build up freeze damage or vent blockage e incorrect sizing e anyother cause not due to defects in materials or workmanship e Problems or damage due to fires flooding electrical surges freezing or any acts of God force majeure There is no warranty coverage on product installed in a closed loop application commonly associated with space heating only applications The integrated controller on indoor models has a 1 year warranty on parts This Limited Warranty does not apply to any product whose serial number or manufacture date has been defaced This Limited Warranty
13. ations 3 UNIT WALL MOUNT FRAME 4 50 GAS 1 1 4 Po COLD COPPER 14 38 HOT 2 COPPER BOTTOM mM 8 Rinnai Rack Installation Specifications 3 UNIT WALL MOUNT FRAME RUC98i RU98e NG LP ons HxLxD i 6 291 ing total Ibs 487 7 Sheet Metal Aluminum 0 090 5082932 __________ SSS Color o eee 1 1 4 MNPT ___________ AC 120 Volts 60 Hz Maximum Current Amperes BTU and Flow Rates for RUC98i RU98e NG LP QTY RUC98i RU98e NG LP Flow rate 70 F rise gpm 16 2 Flow rate 100 F rise gpm 11 4 Minimum input rate Btuh 15 200 Maximum input rate Btuh 597 000 Bio umio DS OJI 5 o 5 0 o O 5 5 gt E I nA lt gt 7 n D O D ala L T 31313 5 205 n 27121219 5 5 5 o Q O 5 o gt es 02151 15 5 5 5 5 2 210 2 SZ 5 212 15 5 5 5 5 9 0 5 215 1219 10 575 3 5 5 5 5 9 5 2 5 19 5 5 9 51212 13 o DL D D Rinnai Rack Installation Specifications 4 UNIT FREE STANDING FRAME FRONT RIGHT
14. ction Water drain plug Condensate drain line Condensate trap drain plug Hot water outlet The condensate drain pipe along its entire length must be at least the same diameter as the drain line 21 Checklist for Plumbing Purge the water line of all debris and air by closing the hot isolation valve and opening the cold isolation valve and its drain Debris will damage the water heater Use a bucket or hose if necessary Ensure that hot and cold water lines are not crossed to the unit and are leak free Ensure that a pressure relief valve is installed with a rating that exceeds the BTU input of the water heater model Refer to the rating plate on the side of the water heater for BTU input Clean the inlet water filter by closing the cold and hot water inlet isolation shut off valves Put a bucket under the filter at the bottom of the water heater to catch any water that is contained inside the unit Unscrew the water filter Rinse the filter to remove any debris Install the filter and open the isolation valves Check for proper water pressure to the water heater Minimum water pressure is 50 psi Rinnai recommends 60 80 psi for maximum performance Ensure any issues regarding water quality have been properly addressed Rinnai Rack Installation Installation of Gas Supply WARNING A licensed professional must install the gas supply Turn off 120v power supply Turn off the gas
15. d with the repair or replacement of any part or component of the tankless water heater All repair parts must be genuine Rinnai parts All repairs or replacements must be performed by a licensed professional that is properly trained state qualified or licensed to do the type of repair Replacement of the product may be authorized by Rinnai only Rinnai does not authorize any person or company to assume for it any obligation or liability in connection with the replacement of the product If Rinnai determines that repair of a product is not possible Rinnai will replace the product with a comparable product at Rinnai s discretion The warranty claim for product parts and labor may be denied if a component or product returned to Rinnai is found to be free of defects in material or workmanship damaged by improper installation use or operation or damaged during return shipping 27 Rinnai Rack Installation How do I get service You must contact a licensed professional for the repair of a product under this Limited Warranty For the name of a li censed professional please contact your place of purchase visit the Rinnai website www rinnai us call Rinnai at 1 800 621 9419 or write to Rinnai at 103 International Drive Peachtree City Georgia 30269 Proof of purchase is required to obtain warranty service You may show proof of purchase with a dated sales receipt or by registering within 30 days of purchasing the product To register your tankless w
16. does not cover any product used in an application that uses chemically treated water such as a pool or spa heater This appliance is suitable for filling large or whirlpool bath tubs with potable water Limitation on warranties No one is authorized to make any other warranties on behalf of Rinnai America Corporation Except as expressly provided herein there are no other warranties expressed or implied including but not limited to warranties of merchantability or fitness for a particular purpose which extend beyond the description of the warranty herein and further Rinnai shall not be liable for indirect incidental special consequential or other similar damages that may arise including lost profits damage to person or property loss of use inconvenience or liability arising from improper installation service or use Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation may not apply to you Any implied warranties of merchantability and fitness arising under state law are limited in duration to the period of cover age provided by this Limited Warranty unless the period provided by state law is less Some states do not allow limitations on how long an implied Limited Warranty lasts so the above limitation may not apply to you This Limited Warranty gives you specific legal rights and you may also have other rights which vary from state to state www rinnai us warranty 28 R
17. e a supply of gas sufficient to meet the maximum demand of the heater and all other gas consuming appliances at the location without loss of pressure INFORMATION e If in doubt about the size of the gas line refer to an approved pipe sizing chart 22 Connect Electricity A WARNING Do not use an extension cord or an adapter plug with this appliance The water heater must be electrically grounded in accordance with local codes and ordinances or in the absence of local codes in accordance with the National Electrical Code ANSI NFPA No 70 Indoor water heaters are equipped with a three prong grounding plug for your protection against shock hazard and should be plugged directly into a properly grounded three prong receptacle Do not cut or remove the grounding terminal from this plug Do not rely on the gas or water piping to ground the water heater A screw is provided in the junction box for the grounding connection The water heater requires 120 VAC 60 Hz power from a properly grounded circuit If using the 5 foot long power cord plug it into standard 3 prong 120 VAC 60 Hz properly grounded wall outlet On outdoor models a disconnect switch must be provided and installed for the incoming 120 VAC power It should be a type that is suitable for outdoor use Check the National Electrical Code ANSI NFPA 70 and your local codes for a proper switch type to use your area The wiring diagram is located on t
18. e for 2 3 4 5 or 6 water heaters The TRS be ordered with Rinnai s Common Venting System which consists of the CVent exhaust venting and PP or PVC intake venting Up to eight tankless units can share the same CVent system The Rinnai TRS features design details that make installation simple and straightforward e Maneuverability Fits fully assembled through standard 32 inch doorways on elevators e Flexibility Available in both wall mount or freestanding design for indoor and outdoor installations e Preassembled Gas and water manifolds are properly sized to maintain optimum performance e The racks are constructed of powder coated aluminum to stand up to the most demanding commercial environments while minimizing weight e Optional electronic controls to obtain turn down ratios of up to 327 1 Sold Separately NOTE The TRS is designed to be used with Rinnai tankless water heaters only Do not mount non Rinnai water heaters on the TRS Venting Options Exhaust Vent Intake Vent _ Max Max Vent Length Venting Options l Diameter Common Venting System PPtl CVent PVC or PPtl 100 with 7 units or 41 with 8 units EN Twin Pipe PVC CPVC PVC CPVC PVC CPVC 26 41 41 EM This venting is provided by Centrotherm through their own distribution network Refer to the water heater installation and operation manual for specific details regarding vent installation option and installa
19. eader lifting bar to hoist these racks Weights of the complete assemblies are available in the Specifications section of this manual NOTE DO NOT hoist the crate or palette MODELS AVAILABLE WITH LIFTING LUGS 02 TRS02 TRSOZ2IL TRS03 MH TRWO3 TRSOSIL 504 505 Tho 506 15 Rack Installation Securing Free Standing Racks 1 Use 4 1 2 KB TZ expansion anchors or approved equivalent Minimum embedment 3 25 Minimum concrete thickness to be 6 mechanical components shall anchored and installed per the notes in this manual Where no detail is indicated anchorage of equipment to building structure shall be in accordance to the applicable national and or local codes having jurisdiction The size and embedment specified are for anchors installed in stone or aggregate concrete only for other anchorage details the contractor or engineer on record for the building shall consult with a licensed struc tural engineer for all anchorage of equipment not called out in this manual In the event of a conflict or inconsistency between items indicated in this manual with code requirements the more stringent standard shall prevail FREE STANDING MODELS AVAILABLE TRS02 TRSOZ2IL 503 504 TRSOSIL TRS05 506 H Fd A Er 28 50 26 50 Bottom view 55 11 free standing 93 09 racks 4 Plcs 00 563 4 Plcs
20. eater on the TRS comes installed with Isolation valves and a pressure relief valve Refer to the installation and operation manual for more information on proper piping for the relief valve drain Pressure Relief Valve Isolation Valve Piping for Multiple Racks Multiple rack systems should be installed in parallel using a secondary manifold from the building cold and hot water supply Reference the drawing on the following page for guidance on plumbing multiple racks in a parallel piping system A low pressure gas regulator must be installed prior to the rack system Note the maximum cumulative input for the system when sizing the gas regulator Use common plumbing practice and reference all applicable codes when sizing the secondary manifolds and gas regulator 18 Rinnai Rack Installation JO imas LO iva O6 Kg peacaddy SIN V NM Sdd ON AWS 375 NYO 55 Jejjpuog XIDY sse yupj 2 senupd P4ly eq jou 9930409409 Jo Auadold y s BUIMDIP SIUL 000 00 050 0 AE On 593 29UDII O S E19IYJO 290 JeJUOD sepoo SI 9u JEU eunsue JO
21. he Technical Sheet attached to the inside of the front cover REMOTE CONTROL T CONNECTION 120V Wiring zo Blue or Black wire hot leg Brown or White Wire neutral TRI si A E SALE Hd Ground Or Connection Screw LJ REMOTE d CABLE CLAMP CONTROL CABLE 2 N Switch Rinnai Rack Installation MSB Installation All of the water heaters should be electronically con Water Heater nected using the MSB control system The only excep is when a water heater is dedicated to recovering tank The MSB kits can electronically connect up to 25 water heaters le When over 5 water heaters connected together MSB M units are connected using MSB C2 kits If multiple MSB M are used then at least three water heaters should be connected to each MSB M Example With 7 water heaters one MSB M should control 4 wa ter heaters and the other MSB M should control 3 wa ter heaters The temperature setting for all of the connected water heaters is controlled by the temperature controller connected to the water heater with the master MSB Board Temperature controllers connected to the other units will provide maintenance codes for their respec tive units On applicable models a single MCC 91 can be connect ed to the master MSB Board to provide temperatures greater than 1402F for all the water heaters in the MSB system l 3 In the diagram abo
22. in DIPSW 1 has been adjusted for vent length if necessary Refer to the section on Maximum Vent Length Purge the water line of all debris and air by closing the hot isolation valve and opening the cold isolation valve and its drain Debris will damage the water heater Use a bucket or hose if necessary Ensure that hot and cold water lines are not crossed to the unit and are leak free A manual gas control valve has been placed in the gas line to the water heater Ensure that a pressure relief valve is installed with a rating that exceeds the BTU input of the water heater model Refer to the rating plate on the side of the water heater for BTU input Clean the inlet water filter by closing the cold and hot water inlet isolation shut off valves Put a bucket under the filter at the bottom of the water heater to catch any water that is contained inside the unit Unscrew the water filter Rinse the filter to remove any debris Install the filter and open the isolation valves Check the gas lines and connections for leaks Confirm that the gas inlet pressure is within limits Confirm that the water heater is rated for the gas type supplied Confirm that the electricity is supplied from a 120 VAC 60 Hz power source is in a properly grounded circuit and turned on Verify the temperature controller is functioning properly Verify that SW 2 and SW 3 in DIPSW 1 is set correctly for your altitude Verify the system
23. innai Rack Installation Notes 29 Rinnai Rack Installation Notes 30 Rinnai Rack Installation Notes 31 Rinnai Rack Installation tradition of For nearly 100 years we at Rinnai have been fiercely committed to delivering nothing less than a superior experience at every touch point Beyond manufacturing the highest quality products our people stand behind all that we make before during and long after installation From the 24 7 365 technical support for professionals to our national network of independent installers for homeowners to on staff engineers who can assist with choosing the right products and sizes we re inspiring confidence right along with the comfort our solutions provide m ue E Rinmi Rinnai Learn more about Rinnai high performance Tankless Water Heaters Hybrid Tank Tankless Water Heaters Boilers Vent Free Fan Convectors and Direct Vent Wall Furnaces at www rinnai us Rinnai America Corporation e 103 International Drive Peachtree City GA 30269 Toll Free 1 800 621 9419 e Phone 678 829 1700 e www rinnai us 2014 Rinnai America Corporation Rinnai is continually updating and improving products therefore specifications are subject to change without prior notice Local state provincial federal and national fuel gas codes must be adhered to prior to and upon installation 100000294 05 12 2014
24. oard to ON The LED light 6 should turn ON confirming the connection 6 Set the No 5 switch on the fourth MSB board to ON The LED light 6 should turn ON confirming the connection 7 Set No No 5 switches on the on the fifth MSB board to ON The LED light 6 should turn ON confirming the connection 24 Master MSB board ne 2nd MSB board p 2nd to 4th MSB board 5th or Terminal Ig MSB board SLOSS A E 16 8498 6 1 49 21 BB NO 19 8 6 16 NO Rinnai Rack Installation gt a 2 4 3 UA pia i m ves LE i N 1 m Ne Final Checklist 5 The water heater is subject to corrosive compounds in the air The water supply does not contain chemicals or exceed total hardness that will damage the heat exchanger Clearances from the water heater unit are met Clearances from the vent termination air intake are met For indoor models ensure you have used the correct venting products for the model installed and that you have completely followed the venting manufacturer s installation instructions and these installation instructions For indoor models verify that the vent system does not exceed the maximum length for the number of elbows used For indoor models verify that SW 1
25. tion Venting components are packaged separately from the pre assembled Rack for field assembly of the vent system by the contractor 4 Rinnai Rack Installation TRS Part Nos Components 2 unit interior free standing rack NG 2 unit exterior free standing rack NG 2 unit interior free standing rack LP 2 unit exterior free standing rack LP TRSOZ2ILIN 2 unit INLINE interior free standing rack NG TRSO2ILeN 2 unit INLINE exterior free standing rack NG facing TRSO2ILIP 2 unit INLINE interior free standing rack LP same direction Part no system TR tankless rack W wall mount S stand alone IL inline 2 3 4 5 6 no of water heaters i e interior exterior NG LP fuel type 5 Rinnai Rack Installation Specifications 2 UNIT WALL MOUNT FRAME BACK eli MM H 8H Z O 2 44 2 00 4 50 GAS 1 1 4 9 38 COLD 2 COPPER 14 38 HOT 2 COPPER 16 8 18 00 BOTTOM bi nea 6 Rinnai Rack Installation Specifications 2 UNIT WALL MOUNT FRAME Mode TRWO2 RUCOSI RU98e NGILP Weight Shipping total Ibs 400 Aluminum 0 090 5052982 7 gt Voltage 120 Volts 60 Hz Q x 3 5 D 5 Amperes BTU and Flow Rates for RUC98i RU98e NG LP QTY 2 RUC98i RU98e NG LP Maximum input rate Btuh 7 Rinnai Rack Installation Specific
26. tion manual which comes with the Tankless water heater Warranty information is also available on Rinnai s web site at www rinnai us You can register at www rinnairegistration com or by calling 1 866 RINNAI 1 746 6241 except registration is not required in California and Quebec What is covered This Limited Warranty covers any defects in materials or workmanship when the product is installed and operated according to Rinnai written installation instructions subject to the terms within this Limited Warranty document This Limited Warranty applies only to products that are installed correctly Improper installation may void this Limited Warranty In order for this warranty to apply it is required that you use a licensed professional who has attended a Rinnai installation training class before installing this water heater This Limited Warranty extends to the original purchaser and subsequent owners but only while the product remains at the site of the original installation This Limited Warranty only extends through the first installation of the product and terminates if the product is moved or reinstalled at a new location How long does coverage last Period of Coverage from date of purchase Tankless Water Heaters 1 year 2 5 years 1 5 years 1 Only applicable if product is registered within 30 days of purchase and the other conditions are met Note to California and Quebec Residents and residents of other jurisdictions that prohibit
27. ve 25 water heaters are electronically connected Each bank of 5 is controlled by an MSB M control board These boards are connected to each other with MSB C2 cables One MSB M is the controlling or master MSB M for the entire system MSB M control board A Connector cable A part of MSB M kit replace with MSB C3 cables for V Series MSB C1 cable 9 8 feet for connecting water heaters within a banked system up to 5 use MSB C3 cables for V Series 2 MSB C2 cable 26 2 feet for connecting MSB M control boards up to 5 23 Rinnai Rack Installation MSB Installation 1 On the master MSB one connector is connected to the terminal connector and the other one is con nected to the MSB Communication cable 2 When 2 5 boards used a 5 Communica tion cable will be installed between the master MSB board and the second MSB The open con nector will have the Terminal connector installed on both MSB boards A maximum of 5 MSB boards can be connected to each other The terminal connector is connected on the ter minal MSB which has an open connector NOTE When viewing the installed MSB board the dip switch will be as shown below upside down 3 Set No 3 switch on the master MSB to ON The LED light 6 should turn ON confirming the connection 4 Set No 4 switch on the second MSB to ON The LED light 6 should turn ON confirming the connection 5 Set No 3 and No 4 switches on the third MSB b
28. warranty benefits conditioned on registration registration is not required to obtain longer warranty periods and failure to register does not diminish your warranty rights www rinnai us warranty 1 warranty period is reduced to 3 years from date of purchase when the water heater is used as a circulating water heater within a hot water circulation loop where the water heater is in series with a circulation system and all circulating water flows through the water heater and where an on demand recirculation system is not incorporated On demand recirculation is defined as a hot water recirculating loop or system that utilizes existing hot and cold lines or a dedicated return line and only activates when hot water is used It can be activated by a push button motion sensor or voice activation but not by a temperature sensor A timer added to a standard recirculating pump is not considered as on demand 2 Labor coverage is extended to 5 years in residential applications and to 2 years in commercial applications if the product is registered within 30 days except registration is not required in California and Quebec and or if the other conditions above in the Residential Applications and Commercial Applications sections are satisfied What will Rinnai do Rinnai will repair or replace the covered product or any part or component that is defective in materials or workmanship as set forth Rinnai will pay reasonable labor charges associate
29. yous yous eoIdAI 5 Suidig Ped SSO yue L ION Rack Installati innal R 19 End Caps Connections End caps are to be field supplied and to be of the following materials Cold water Brass or Copper Hot water cap Brass or Copper e Gas cap black iron Once flow direction and gas supply side is determined the other opposite side of the manifold must be capped See the example below Leak check the capped ends of the manifolds CAP HOT OUT COLD IN CAP W _ Wil GAS IN 20 Rinnai Rack Installation Condensate Drain Each Rinnai tankless water heater has a condensate drain outlet on the bottom of the unit A drain line must be connected to each water heater Condensate Drain Manifold must be field fabricated not shown in diagram Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance Components of the condensate drainage shall be CPVC or PVC material components shall be selected for the pressure and temperature rating of the installation Where the drain pipes from more than one unit are manifolded together for condensate drainage the pipe or tubing shall be sized in accordance with an approved method as dictated by local codes Condensate must be disposed of according to local codes Piping Diagram for Basic Installation Cold water inlet Gas conne
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