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Direct Vent Gas
Tankless Water Heater
WARNING:
!
a fire or explosion may result, causing property damage, personal injury or death.
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 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.
Models
PH2-20R DVSN (Natural Gas); PH2-20R DVSP (L.P. Gas)
PH2-25R DVSN (Natural Gas); PH2-25R DVSP (L.P. Gas)
PH2-28R DVSN (Natural Gas); PH2-28R DVSP (L.P. Gas)
Use & Care Manual
With Installation Instructions for the Installer
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 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 understand
these instructions or any terms within it, seek professional advice.
Any questions regarding the operation, maintenance, service or warranty
of this water heater should be directed to the seller from whom it was
purchased. If additional information is required, refer to the section on
If You Need Service.
Do not destroy this manual. Please read carefully and keep in a safe
place for future reference.
!
!
If the information in these instructions is not followed exactly,
!
Warning: This water heater is not suitable
for use in manufactured (mobile) homes!
Recognize this symbol as an indication of Important Safety
Information!
California Proposition 65 Warning: This product contains
chemicals known to the State of California to cause cancer, birth
defects or other reproductive harm.
If you cannot reach your gas supplier, call
the fire department.
Do not return to your home until authorized
by the gas supplier or fire department.
— Improper installation, adjustment,
alteration, service or maintenance can cause
property damage, personal injury or death.
Refer to this manual. Installation and service
must be performed by a qualified installer,
service agency or the gas supplier.
CERTIFIED
31-93681-00
AP15421 (11/09)
®
R
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Table of Contents
Related Manuals for Waiwela PH2-20R DVSN (Natural Gas)
Summary of Contents for Waiwela PH2-20R DVSN (Natural Gas)
- Page 1 Use & Care Manual With Installation Instructions for the Installer Direct Vent Gas Tankless Water Heater Warning: This water heater is not suitable for use in manufactured (mobile) homes! 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;...
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Page 2: Table Of Contents
FOR YOUR RECORDS Safety Information Safety Precautions ..3–6 Write the model and serial numbers here: LP Gas Models ... 5 Installation Instructions Location ....7 You can find them on a label on the appliance. -
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION. READ ALL INSTRUCTIONS BEFORE USING. Be sure to read and understand the entire Use and Care 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. -
Page 4: Water Temperature Setting
IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING. DANGER! WATER TEMPERATURE SETTING Safety and energy conservation are factors to be considered when selecting the water temperature setting of a water heater’s remote control. Water temperatures above 125°F (52°C) can cause severe burns or death from scalding. Be sure to read and follow the warnings outlined on the label pictured below. - Page 5 DANGER! NATURAL GAS AND LIQUEFIED PETROLEUM MODELS 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.
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Page 6: Safety Precautions
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 CALIFORNIA California Law requires that water heaters must be braced, anchored or strapped to resist falling or horizontal displacement due to earthquake motions. -
Page 7: Installing The Water Heater
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 either the American Gas Association, 400 North Capitol Street Northwest, Washington, DC 20001 as ANSI standard Z223.1 or National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02269 as NFPA 54. -
Page 8: Corrosive Atmospheres
Installing the water heater: NOTICE: The water heater Corrosive Atmospheres should not be installed near The air in beauty shops, dry cleaning Propellants from common spray cans an air supply containing establishments, photo processing labs, or gas leaks from A/C and refrigeration halogenated hydrocarbons and/or other corrosives. -
Page 9: Venting
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 DANGER: Failure to The installation of venting must comply Notes on pre-existing vent: install the appliance vent with national codes, local codes and the adapter and properly vent the... - Page 10 Installing the water heater: Venting Through Closed Spaces Follow local codes and vent manufacturer’s installation instructions. 1/4" per foot Wall Plates downward slope For maintenance and inspection purposes two (2) inspection access 94° Elbow panels large enough to allow access for venting inspection may be required.
- Page 11 X AIR SUPPLY INLET AREA WHERE TERMINAL IS NOT PERMITTED V VENT TERMINAL Horizontal Vent Terminal Location The following information should be used for determining the proper location of the vent terminal for direct vent tankless water heaters. Canadian Installations US Installations A= Clearance above grade, veranda, 12 inches (30 cm) above anticipated...
- Page 12 Installing the water heater: Additional Considerations Indoor Water Heater Do NOT install vent terminal under any patio or deck. To help prevent moisture from freezing on walls and under Caulk eaves, do not locate vent terminal on the side of a build ing with Rising moisture will prevailing winter winds.
- Page 13 Installing the water heater: Horizontal Vent Installation continued. Determine the heater location and Dry fit the entire vent system from the wall construction for correct screw heater to the vent termination including and anchor selection. If mounting on the wall plates. Make any corrections if drywall/wallboard it is recommended to any vent adjustments are required.
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Page 14: Vertical Vent Termination Location
Installing the water heater: Vertical Vent Termination Location The location of the vent terminal depends on the following Only Paloma approved minimum clearances and considerations (see diagram at left): termination and parts Minimum twelve (12) inches (30 cm) above roof. should be used during installation. -
Page 15: Mounting The Water Heater
Mounting the Water Heater Make sure the location of the appliance allows lower bracket to the wall (Left and Right). CAUTION: for easy access and operation. Repeat to affix the top bracket. Reinforcement of the wall is Wall studs should be utilized when mounting The brackets can be adjusted to change the required in case the wall is the water heater to the wall. - Page 16 Installing the water heater: Water Supply Connections, continued Notice: If the water flow resistance of a Be sure to connect the water inlet and the CAUTION: This water shower head is too high, the burner in the hot water outlet as shown on the water heater must only be used with water heater will fail to ignite.
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Page 17: Relief Valve
Relief Valve A new pressure relief valve, complying The end of the discharge line should not with the Standard for Relief Valves and Drain Valve be threaded or concealed and should be Automatic Gas Shut-Off Devices for Hot shown on protected from freezing. -
Page 18: Gas Supply
Installing the Main Remote Control: 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. Gas Supply The supplied Manual Gas Appliance Shutoff A sediment trap should be installed at the Valve must be installed at the gas connection of... -
Page 19: 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. Remote Control Installation NOTICE: The provided One (1) remote control is provided with the... - Page 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 Electrical Code, CSA C22.1 Part 1. Remote Control Installation Connecting the MAIN (UMC-117 ) remote Connecting the remote control to the water...
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Page 21: Electrical Connection
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. Electrical Connection HARDWIRING POWER CORD:... -
Page 22: Typical Installation
Installing the water heater: Typical Installation of Water Heater (Venting Required) 1/4” Per Foot Downward Pitch Wall Plate 94° Elbow Vent Termination With Protective Screen Vent Adapter Condensate Drain Line (to Suitable Drain) Outside Wall Manual Gas Supply Line Shut-off Drain V a lve Water Filter... -
Page 23: Pipe Insulation
Insulation Blankets Insulation blankets, available to the general The manufacturer disclaims any responsibility WARNING: If local public for external use on gas water heaters, for such loss or injury resulting from the use codes require external are not necessary. The purpose of an of such unauthorized devices. -
Page 24: Installation Checklist
Installing the water heater: Installation Check List A. Indoor Water Heater Location Approved pipe joint compound used. Close to area of vent termination. Soap and water solution used to check all connections Indoors and protected from freezing temperatures. and fittings for possible gas leak. Proper clearance from combustible surfaces observed. -
Page 25: Lighting The Water Heater
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, resulting in property damage, personal injury or death. -
Page 26: Water Temperature
Operating the water heater: Safety Precautions Do turn off manual gas shut-off valve if water heater has Do Not store or use gasoline or other flammable vapors been subjected to overheating, fire, flood, physical and liquids, such as adhesives or paint thinner, in vicinity damage or if the gas supply fails to shut off. - Page 27 Water Temperature Setting… Maximum water temperature occurs while adjustment. Only factory authorized remote the burner is on. To determine the water control(s) should be used. temperature, turn on a hot water faucet and The hottest temperature water will be at the place a thermometer in the water stream.
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Page 28: Care And Cleaning
Care and cleaning of the water heater: Routine Preventative Maintenance DANGER: Before manually operating the Properly maintained, your water heater Inspect the area around the water heater relief valve, make certain will provide years of dependable trouble- to ensure a safe operating environment. no one will be exposed to free service. -
Page 29: Vent Inspection
Housekeeping, continued CLEANING THE WATER HEATER AND REMOTE CONTROL(S): Make sure the unit is OFF and the DO NOT remove any label including the electrical power supply has been rating plate while cleaning or servicing. disconnected. DO NOT splash water on the remote DO NOT scrub the appliance with a controls when cleaning. -
Page 30: Draining The Water Heater
Care and cleaning of the water heater: Draining the Water Heater Below are instructions for draining water out suitable drain where it will cause no of the water heater. damage. Leave water heater as is until next use. Turn off the switch on the remote control. To put the water heater back into operation Close the gas shut-off valve(s). -
Page 31: Troubleshooting Tips
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. Problem Possible Cause What To Do Not enough or no hot water. Water Shutoff valve is not fully opened. -
Page 32: Error Code Guide
Error Code Guide: When an error code is displayed: If the error code is still shown: Close the hot water faucet, turn off the switch on the remote Turn off the hot water faucet and turn off the switch on the control. -
Page 33: Parts List
Replacement Parts: Direct Vent Water Heater Instructions For Placing a Parts Order Address parts orders to the distributor or store WARNING: For your where the water heater was purchased. safety, DO NOT attempt to disassemble this unit All parts orders should include: CAUTION: For your safety, DO for any reason. -
Page 34: Maximum Temperature
The content on this page is intended for use by qualified installation/service personnel ONLY. WARNING: Improper adjustment, alteration, DANGER: Hotter water increases service or maintenance can cause property damage, the potential for Hot Water SCALDS. personal injury, or death. Time/Temperature Relationship in Scalds Maximum Temperature Adjustment by the Main Water Temperature Time To Produce a Serious Burn... -
Page 35: Adjustment
The content on this page is intended for use by qualified installation/service personnel ONLY. High Altitude DIP Switch Adjustment WARNING: Improper adjustment, altera- For High Altitude Installation above 3,280 tion, service or maintenance can cause prop- Feet (1,000m): erty damage, personal injury, or death. When the water heater is installed above 3,280 feet (1,000m), the adjustment of DIP switch is required for Minimum Temperature Adjustment by the... -
Page 36: If You Need Service
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 is unavailable, refer to the telephone directory, commercial listings or local utility for qualified service assistance. -
Page 37: Limited Warranty
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 at the original installation location. It is not transferable. Residential is defi ned as a single family residence dwelling occupied by the original owner. Paloma Industries, Inc. - Page 38 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, malfunctions, or failures caused by subjecting the heat exchanger to pressures, or fi...
- Page 39 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. Each defective “In-warranty” component part to be replaced must be returned to Paloma in exchange for the replacement component part.
- Page 40 Imported by: Effi cient Technology Sales, LLC 5350 Joliet Street, Unit #2 Denver, CO 80239 PRINTED IN USA WA (1109)