Paloma PH-28RIFSN Installation And Operating Instruction Manual

Other manuals for PH-28RIFSN: Engineering Handbook
Manual is about: Tankless Gas Water Heaters

Summary of PH-28RIFSN

  • Page 1

    For your safety! — do not store or use gasoline or other flammable vapors or liquids or other combustible materials in the vicinity of this or any other appliance. To do so may result in an explosion or fire. — what to do if you smell gas ● do not try to light any appliance. ● do not touch any elect...

  • Page 2

    Safety information safety precautions. . . . . . . 3–6 lp gas models . . . . . . . . . . . 5 installation instructions location . . . . . . . . . . . . . . . . . 7 water connections. . . . . . 9-10 gas supply. . . . . . . . . . . . . . 11 high altitude . . . . . . . . . . . . 11 venting . . . . . . ...

  • Page 3

    Be sure to read and understand the entire instruction manual before attempting to install or operate this water heater. It may save you time and money. Pay particular attention to the safety instructions. Failure to follow these warnings could result in serious bodily injury or death. Should you hav...

  • Page 4: D A N G E R

    Time/temperature relationship in scalds water temperature time to produce a serious burn 120°f more than 5 minutes 125°f 1 1 / 2 to 2 minutes 130°f about 30 seconds 135°f about 10 seconds 140°f less than 5 seconds 145°f less than 3 seconds 150°f about 1 1 / 2 seconds 155°f about 1 second table court...

  • Page 5

    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...

  • Page 6

    6 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 fails to shut off. ● read this manual entirely before ...

  • Page 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 eithe...

  • Page 8

    8 installing the water heater. Proper operation of the water heater requires air for combustion and ventilation. Provisions for combustion and ventilation air must comply with referenced codes and standards. Combustion and ventilation air notice: if the water heater is installed in an unconfined spa...

  • Page 9

    9 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 component...

  • Page 10

    10 installing the water heater. 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, must be installed at the hot water outlet connection of the water heater at the time of installation. ...

  • Page 11

    11 warning: do not attempt to convert this water heater for use with a different type of gas other than the type shown on the rating plate. Such conversion could result in hazardous operating conditions. ! Leak testing the water heater and its gas connections must be leak tested at normal operating ...

  • Page 12

    12 installing the water heater. The water heater must be installed with a vent adapter such as 9401rhm or fsaa4 or a ul approved category iii stainless steel equivalent. Venting the installation of venting must comply with national codes, local codes, and the vent manufacturer’s instructions the wat...

  • Page 13

    13 venting through closed spaces if the vent piping passes through a closed space, wrap the vent pipe with inflammable insulation material that is at least 3/4” thick. Do not let the insulation material make contact with flammable materials. A minimum clearance of 3” between the vent pipe and ceilin...

  • Page 14

    14 installing the water heater. Horizontal vent terminal location the location of the vent terminal depends on the following minimum clearances and considerations (see illustration): twelve (12) inches above grade level and above normal snow levels. Four (4) feet below, or four (4) feet horizontally...

  • Page 15

    15 vent horizontal wall thimble installation an approved 4 inch vent horizontal wall thimble (round type) must be used. The wall thimble requires mechanical support from the wall sufficient to support any incidental loads on the system. If the wall is not sufficient enough to support the wall thimbl...

  • Page 16

    16 installing the water heater. Vertical vent installation once the vent terminal location has been determined, make a hole through the roof and interior ceiling to accommodate the vent pipe. Complete the vent pipe installation to the water heater's vent connector fitting on the water heater vent co...

  • Page 17

    17 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):...

  • Page 18

    18 installing the water heater. 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. ! Remote control...

  • Page 19

    19 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 electric leakage breaker is recommende...

  • Page 20

    20 installing the water heater. Typical installation 90° elbow 1/4" per foot downward pitch wall thimble vent termination to hot water faucet(s) air relief valve discharge line (to suitable drain) pressure relief valve union drain valve 6" air gap manual gas appliance shut-off (supplied) sediment tr...

  • Page 21

    21 for increased energy efficiency, use pipe insulation. Please install the insulation, according to the illustrations above, making sure to insulate all the way to the top. Do not cover any drain or pressure valve(s). Do’s ● do check inlet gas pressure to ensure that it is within the range specifie...

  • Page 22

    Installing the water heater. 22 a 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 ...

  • Page 23: Lighting The Water Heater.

    23 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 resu...

  • Page 24: Operating The Water Heater.

    24 time/temperature relationship in scalds water temperature time to produce a serious burn 120°f more than 5 minutes 125°f 1 1 / 2 to 2 minutes 130°f about 30 seconds 135°f about 10 seconds 140°f less than 5 seconds 145°f less than 3 seconds 150°f about 1 1 / 2 seconds 155°f about 1 second table co...

  • Page 25

    25 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...

  • Page 26

    26 care and cleaning of the water heater. Routine preventative maintenance properly maintained, your water heater will provide years of dependable trouble- free service. It is recommended that a periodic inspection of the burner, relief valve, air intake filter, water filter and venting system shoul...

  • Page 27

    27 venting system inspection the venting system should be inspected annually to ensure all of the vent sections are secure and air-tight. It is recommended that qualified service personnel familiar with category iii venting inspect the venting system. Check vent connection joint sections with a solu...

  • Page 28

    28 draining the water heater freeze protection where the water heater may be exposed to freezing conditions, even for a short period of time, be sure to drain all water from the unit as instructed above. Exposure to freezing conditions can occur from down draft of venting system or from installation...

  • Page 29

    29 before you call for service… problem possible cause check shutoff valve and open fully. Hot water faucet is not fully opened. Water piping is frozen. Allow piping to thaw no electricity or water supply is cut off. Unit is not "on". The temperature may be set too low. Increase the temperature sett...

  • Page 30: Error Code Guide

    30 error code guide error code possible cause open the gas shutoff valve completely. Avoid direct contact from steam. Air intake filter is clogged. Clean the air intake filter. 13 1l please contact a dealer for service. Contact a dealer for service. Air shortage may be caused by too much steam in th...

  • Page 31: Replacement Parts.

    Spark unit acs-201x a.C. 100v 0401 on 1 2 3 4 dip1 on off 1 2 3 4 sw1 sw2 sw3 gas valve assembly heat exchanger thermistor heat exchanger outlet thermistor burner assembly (with ods) blower motor flame rod/ electrodes transformer water flow solenoid inlet thermistor ignitor pc board (pcb) burner ass...

  • Page 32

    Limited warranty for the paloma gas water heater models listed on the front of this manual. General this limited warranty is only available to the original owner of this water heater. It is not transferable. Residential is defined as a single family residence dwelling occupied by the original owner....

  • Page 33

    L) damages, malfunctions, or failures resulting from the use of any attachment, including any energy saving device, not authorized by paloma. M) units installed outside the united states of america and canada. N) units removed from the original installation location. O) units that have had their rat...

  • Page 34

    Specifications (approx.) model ph-28rifsn indoor (natural gas); ph-28rifsp indoor (l. P. Gas) rated gas input (btu/hr.) 19,000 (min.) 199,900 (max.) (modulating) installation indoor wall mounting type, side wall venting for positive pressure and possible condensation. For vertical venting ask paloma...

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  • Page 36

    Paloma industries, inc. 2151 eastman avenue oxnard, ca 93030 printed in japan 31-50641.