Rheem PH2 28RDVS- Manuals

5 Both LP and natural gas have an odorant added to aid in detecting a gas leak. Some people may not physically be able to smell or recognize this odorant. If you are unsure or unfamiliar with the smell of LP or natural gas, ask the gas supplier. Other conditions, such as “odorant fade”, which causes...

6 IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING. ! WARNING! For your safety, the information in this manual must be followed to minimize the risk of fire or explosion, electric shock, or to prevent property damage, personal injury or loss of life. FOR INSTALLATIONS IN THE STATE OF ...

7 Installing the water heater : This water heater must be installed in accordance with these instructions, local codes, utility company requirements and/or in the absence of local codes, use the latest edition of the American National Standard/National Fuel Gas Code. A copy can be purchased from eit...

Installing the water heater: Corrosive Atmospheres The air in beauty shops, dry cleaning establishments, photo processing labs, and storage areas for liquid and powdered bleaches or swimming pool chemicals often contains such halogenated hydrocarbons and/or corrosives. An air supply containing halog...

The water heater must be installed with a 3”/5” diameter UL approved Category III Concentric Stainless Steel appliance concentric vent pipe or Rheem approved concentric vent pipe. Venting The installation of venting must comply with national codes, local codes and the vent manufacturer’s instruction...

Installing the water heater: Venting Through Closed Spaces Follow local codes and vent manufacturer’s installation instructions. For maintenance and inspection purposes two (2) inspection access panels large enough to allow access for venting inspection may be required. One (1) of these access panel...

D V V E FIXEDCLOS ED OPE RAB LE OPE RAB LE FIXE D CLOS ED v v B L F C B v v v X B B B A J B I H X v M K v G A The following information should be used for determining the proper location of the vent terminal for direct vent tankless water heaters. V VENT TERMINAL X AIR SUPPLY INLET AREA WHERE TERMIN...

Installing the water heater: Additional Considerations Do NOT install vent terminal under any patio or deck. To help prevent moisture from freezing on walls and under eaves, do not locate vent terminal on the side of a build ing with prevailing winter winds. To help prevent water lines from freezing...

Example A: Typical Horizontal Termination w/ 1/4” per foot DOWNWARD Slope 13 Installing the water heater: 94° Elbow Wall Plate Water Heater Horizon Termin Exterior W Interior Wall CondensateDrain Line Connection Mounting Brackets Caulk for Weather Seal Side View WARNING: Use Rheem approved Category ...

Installing the water heater: Vertical Vent Installation A fire stop plate should be installed at every penetration of a floor or ceiling if the vent is not running in a fire-rated shaft. Maintain the required air space clearance to combustible materials and building insulation. Once the vent termina...

Water Supply Connections IMPORTANT: Do not apply heat to the HOT or COLD water connections. If sweat connections are used, sweat tubing to adapter before fitting adapter to the water connections on heater. Any heat applied to the water supply fittings will permanently damage the internal components ...

Installing the water heater: Water Supply Connections, continued Notice: If the water flow resistance of a shower head is too high, the burner in the water heater will fail to ignite. Keep the shower head clean from debris that could cause additional pressure drop. Notice: If using mixing valves on ...

Relief Valve A new pressure relief valve, complying with the Standard for Relief Valves and Automatic Gas Shut-Off Devices for Hot Water Supply Systems, ANSI Z21.22/CSA 4.4, must be installed at the hot water outlet connection of the water heater at the time of installation. Local codes shall govern...

This water heater is certified for installations up to 3,280 feet (1000 m) above sea level. The input rating of this water heater is based on sea level operation. At higher elevations, the actual input rate may be lower than the value listed on the rating label. NOTICE: For installations above 3,280...

Remote Control Installation One (1) remote control is provided with the water heater. Additional remote controls may be purchased separately. Up to three (3) remote controls can be used with this water heater. The following are considerations for determining the location of the remote control(s): DO...

Electrical Connection POWER CORD: The electric power supply requirement for this water heater is 120 VAC/60HZ, 2 Amps. The water heater comes with a three (3) pin power supply cord. Use only a power outlet with a ground terminal. The installation of an GFCI (Ground Fault Circuit Interrupter) is reco...

22 Installing the water heater: Typical Installation of Water Heater (Venting Required) Wall Plate Outside Wall With Protective Vent Termination Screen 94° Elbow Vent Adapter Power Supply Cord 1/4” Per Foot Downward Pitch To Hot Water Faucet(s) ReliefVa lve Union Drain Valve Cold Water Supply Shut-o...

Installing the water heater: A. Indoor Water Heater Location Close to area of vent termination. Indoors and protected from freezing temperatures. Proper clearance from combustible surfaces observed. Sufficient fresh air supply for proper operation of water heater. Air supply free of corrosive elemen...

25 Lighting the water heater: Before operating this water heater, be sure to read and follow the instructions on the label pictured below and all other labels on the water heater, as well as the warnings printed in this manual. Failure to do so can result in unsafe operation of the water heater, res...

Time/Temperature Relationship in Scalds Water Temperature Time To Produce a Serious Burn 120°F (49°C) More than 5 minutes 125°F (52°C) 1 1 / 2 to 2 minutes 130°F (54°C) About 30 seconds 135°F (57°C) About 10 seconds 140°F (60°C) Less than 5 seconds 145°F (63°C) Less than 3 seconds 150°F (66°C) About...

27 Water Temperature Setting… Maximum water temperature occurs while the burner is on. To determine the water temperature, turn on a hot water faucet and place a thermometer in the water stream. Water temperature at the faucet may vary depending on season and length of pipe from the water heater. Th...

Care and cleaning of the water heater: Housekeeping Before performing Housekeeping tasks to this water heater, turn the unit off and disconnect the power supply. Vacuum around the water heater for dust, dirt and lint on a regular basis. Clean the water heater and remote control by using a damp soft ...

! CAUTION: Do not operate without the condensate trap connected to the drain fitting and routed to the proper drain. 29 Condensate Trap Inspection On a regular basis, inspect the condensate trap to ensure there is enough water in the trap and the condensate is draining properly. Ensure that condensa...

Draining the Water Heater Below are instructions for draining water out of the water heater. Turn off the switch on the remote control. Close the gas shut-off valve(s). Unplug the power supply cord (or disconnect breaker) at least 10 seconds after step #1. Open all hot water faucets. Before proceedi...

31 Before You Call For Service… Troubleshooting TipsSave time and money! Review the charts on the following pages first and you may not need to call for service. CAUTION: For your safety, DO NOT attempt repair of electrical wiring, gas piping, remote control, burners, vent connectors or other safety...

33 Replacement Parts: Direct Vent Water Heater Instructions For Placing a Parts Order 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 numbe...

Required adjustment for up to 140°F (60°C) water temperature settings for Residential product or 185° (85° C). ! WARNING: Refer to scald potential warnings on page 4 before making adjustment. Changing this setting is done at your own risk. DO NOT execute the following adjustment if the setting of up...

35 The content on this page is intended for use by qualified installation/service personnel ONLY. WARNING: Improper adjustment, altera- tion, service or maintenance can cause prop-erty damage, personal injury, or death. Minimum Temperature Adjustment by the Main Remote Control (UMC-117, USC1-117 and...

36 IF YOU NEED SERVICE 1. Should you have any questions about your new water heater, or if it requires adjustment, repair, or routine maintenance, it is suggested that you first contact your installer, plumbing contractor or previously agreed upon service agency. In the event the firm has moved, or ...

LIMITED WARRANTY For the PALOMA Gas Water Heater Models listed on the front of this manual. 37 GENERAL This Limited Warranty is only available to the original owner of this water heater at the original installation location. It is not transferable. Residential is defi ned as a single family residenc...

i) Damages, malfunctions, or failures caused by operating the unit at water temperatures exceeding the maximum setting of the operating, or high limit control.j) Heat Exchanger failures caused by operating the water heater when it is not supplied with potable water at all times.k) Damages, malfuncti...

Paloma reserves the right to inspect, or require the return of, the failed water heater or the defective component part(s). Each “In-warranty” failure water heater must be made available to Paloma (with the rating label and all the component parts intact) in exchange for the replacement water heater...

Imported by:Effi cient Technology Sales, LLC5350 Joliet Street, Unit #2Denver, CO 80239USA PRINTED IN USA WA (1109)

5 Both  LP  and  natural  gas  have  an  odorant  added  to  aid  in  detecting  a  gas  leak.  Some     people  may  not  physically  be  able  to  smell  or  recognize  this  odorant.  If  you  are  unsure  or   unfamiliar  with  the  smell  of  LP  or  natural  gas,  ask  the  gas  supplier.  Oth...

6 IMPORTANT  SAFETY  INFORMATION READ  ALL  INSTRUCTIONS  BEFORE  USING. ! WARNING! For  your  safety,  the  information  in  this  manual  must  be  followed  to  minimize  the  risk    of  fire  or  explosion,  electric  shock,  or  to  prevent  property  damage,  personal  injury  or    loss  of ...

7 Installing  the  water  heater  : This  water  heater  must  be  installed  in  accordance  with  these  instructions,  local  codes,  utility  company   requirements  and/or  in  the  absence  of  local  codes,  use  the  latest  edition  of  the  American  National  Standard/ National  Fuel  Gas...

Installing  the  water  heater: Corrosive  Atmospheres The  air  in  beauty  shops,  dry  cleaning  establishments,  photo  processing  labs,    and  storage  areas  for  liquid  and  powdered  bleaches  or  swimming  pool  chemicals  often  contains  such  halogenated  hydrocarbons  and/or  corrosi...

The  water  heater  must  be  installed  with  a  3”/5”  diameter  UL  approved  Category  III  Concentric  Stainless   Steel  appliance  concentric  vent  pipe  or  Rheem  approved  concentric  vent  pipe. Venting The  installation  of  venting  must  comply     with  national  codes,  local  codes...

Installing  the  water  heater: Venting  Through  Closed  Spaces Follow  local  codes  and  vent  manufacturer’s  installation  instructions. For  maintenance  and  inspection  purposes  two  (2)  inspection  access  panels  large  enough  to  allow  access  for  venting  inspection  may  be  requir...

D V V E FIXEDCLOS ED OPE RABL E OPE RAB LE FIXE D CLOS ED v v B L F C B v v v X B B B A J B I H X v M K v G A The  following  information  should  be  used  for  determining  the  proper  location  of  the  vent  terminal  for  direct  vent  tankless  water  heaters. V VENT TERMINAL X AIR SUPPLY INL...

Installing  the  water  heater: Additional  Considerations     Do  NOT  install  vent  terminal  under  any  patio  or  deck.    To  help  prevent  moisture  from  freezing  on  walls  and  under   eaves,  do  not  locate  vent  terminal  on  the  side  of  a  build  ing  with   prevailing  winter  ...

Example  A:  Typical  Horizontal  Termination   w/  1/4”  per  foot  DOWNWARD  Slope 13 Installing  the  water  heater: 94° Elbow Wall Plate Water Heater Horizontal Vent Termination Exterior Wall Interior Wall Condensate Drain Line Connection Mounting Brackets Side View Caulk for Weather Seal Side  ...

Installing  the  water  heater: Vertical  Vent  Installation A  fire  stop  plate  should  be  installed  at  every   penetration  of  a  floor  or  ceiling  if  the  vent  is   not  running  in  a  fire-­rated  shaft.  Maintain  the   required  air  space  clearance  to  combustible   materials  an...

Water  Supply  Connections IMPORTANT:  Do  not   apply  heat  to  the  HOT  or   COLD  water  connections.  If   sweat  connections  are  used,   sweat  tubing  to  adapter   before  fitting  adapter  to   the    water  connections  on   heater.  Any  heat  applied   to  the  water  supply  fittings...

Installing  the  water  heater: Water  Supply  Connections,  continued Notice:  If  the  water  flow  resistance  of  a   shower  head  is  too  high,  the  burner  in  the  water  heater  will  fail  to  ignite.  Keep  the  shower  head  clean  from  debris  that  could  cause  additional  pressure...

Relief  Valve A  new  pressure  relief  valve,  complying    with  the  Standard  for  Relief  Valves  and  Automatic  Gas  Shut-­Off  Devices  for  Hot  Water  Supply  Systems,  ANSI  Z21.22/  CSA  4.4,  must  be  installed  at  the  hot  water  outlet  connection  of  the  water  heater  at  the  ...

This  water  heater  is  certified  for  installations   up  to  3,280  feet  (1000  m)  above  sea  level.   The  input  rating  of  this  water  heater  is  based   on  sea  level  operation.  At  higher  elevations,   the  actual  input  rate  may  be  lower  than  the   value  listed  on  the  r...

Remote  Control  Installation One  (1)  remote  control  is  provided  with  the   water  heater.  Additional  remote  controls  may   be  purchased  separately.  Up  to  three  (3)  remote   controls  can  be  used  with  this  water  heater. The  following  are  considerations  for   determining  ...

20 Installing  the  Main  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  Elec...

Electrical  Connection POWER  CORD: ●    The  electric  power  supply  requirement  for  this  water  heater  is  120  VAC/60HZ,    2  Amps. ●    The  water  heater  comes  with  a  three  (3)  pin  power  supply  cord.  Use  only  a  power  outlet  with  a  ground  terminal. ●    The  installation ...

22 Installing  the  water  heater: Typical  Installation  of  Water  Heater     (Venting  Required)   Wall Plate Outside Wall With Protective Vent Termination Screen 94° Elbow Vent Adapter Power Supply Cord 1/4” Per Foot Downward Pitch To Hot Water Faucet(s) ReliefVa lve Union Drain Valve Cold Water...

Installing  the  water  heater: A.   Indoor  Water  Heater  Location ❑ Close  to  area  of  vent  termination. ❑ Indoors  and  protected  from  freezing  temperatures. ❑ Proper  clearance  from  combustible  surfaces  observed. ❑ Sufficient  fresh  air  supply  for  proper  operation  of  water  hea...

25 Lighting  the  water  heater:   Before  operating  this  water  heater,  be  sure  to  read  and  follow  the  instructions  on  the  label  pictured  below     and  all  other  labels  on  the  water  heater,  as  well  as  the  warnings  printed  in  this  manual.  Failure  to  do  so  can   re...

Time/Temperature  Relationship  in  Scalds   Water  Temperature   Time  To  Produce  a  Serious  Burn   120°F  (49°C)   More  than  5  minutes   125°F  (52°C)   1 1 / 2  to  2  minutes   130°F  (54°C)   About  30  seconds   135°F  (57°C)   About  10  seconds   140°F  (60°C)   Less  than  5  seconds ...

27 Water  Temperature  Setting… Maximum  water  temperature  occurs  while    the  burner  is  on.  To  determine  the  water  temperature,  turn  on  a  hot  water  faucet  and  place  a  thermometer  in  the  water  stream.  Water  temperature  at  the  faucet  may  vary  depending  on  season  an...

Care  and  cleaning  of  the  water  heater: Housekeeping Before  performing  Housekeeping  tasks  to  this  water  heater,  turn  the  unit  off  and  disconnect  the  power  supply. Vacuum  around  the  water  heater  for  dust,  dirt  and  lint  on  a  regular  basis.   Clean  the  water  heater ...

Draining  the  Water  Heater Below  are  instructions  for  draining  water  out  of  the  water  heater.     Turn  off  the  switch  on  the  remote  control.    Close  the  gas  shut-­off  valve(s).    Unplug  the  power  supply  cord  (or   disconnect  breaker)  at  least  10  seconds  after  ste...

31 Before  You  Call  For  Service… Troubleshooting  Tips  Save  time  and  money!  Review  the  charts  on  the  following  pages  first  and  you  may  not  need  to  call  for  service. CAUTION:  For  your  safety,  DO  NOT  attempt  repair  of  electrical  wiring,  gas  piping,  remote  control,...

Error  Code  Guide: When  an  error  code  is  displayed: ●     Close  the  hot  water  faucet,  turn  off  the  switch  on  the  remote   control. ●     Wait  for  about  5  minutes  before  turning  the  switch  on   again. ●     Open  the  hot  water  faucet. If  the  error  code  remains  in  th...

33 Replacement  Parts: Direct  Vent  Water  Heater Instructions  For  Placing  a  Parts  Order 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  pl...

  Required  adjustment  for  up  to  140°F  (60°C)  water   temperature  settings  for  Residential  product  or  185°   (85°  C). ! WARNING:   Refer  to  scald  potential  warnings  on   page  4  before  making  adjustment.  Changing  this   setting  is  done  at  your  own  risk. DO  NOT  execute ...

35 The  content  on  this  page  is  intended  for  use  by  qualified     installation/service  personnel  ONLY. WARNING:  Improper  adjustment,  altera-­ tion,  service  or  maintenance  can  cause  prop-­erty  damage,  personal  injury,  or  death. Minimum  Temperature  Adjustment  by  the  Main ...

36 IF  YOU  NEED  SERVICE 1.    Should  you  have  any  questions  about  your  new  water  heater,  or  if  it  requires  adjustment,  repair,     or  routine  maintenance,  it  is  suggested  that  you  first  contact  your  installer,  plumbing  contractor  or  previously  agreed  upon  service  ...