Vesta VRP-199 User Manual
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* The wetted surface of this product contacted by consumable water contains less than one quarter of one percent (0.25%) of lead by weight.
WARNING: If 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
qualified installer, service agency or the gas supplier.
REVOLUTION WATER
HEATER
User Manual
Model
VRP-150 VRP-199
VRS-150 VRS-199
Keep this manual near the water heater for future reference
whenever maintance or service is required.
- The installation must conform with local codes or, in
the absence of local codes, the National Fuel Gas Code,
ANSI Z223.1/NFPA 54 and/or CSA B149.1, Natural Gas
and Propane Installation Code.
- When applicable, the installation must conform with
the Manufactured Home Construction and Safety
Standard, Title 24 CFR, Part 3280 and/or CAN/CSA Z240
MH Series, Mobile Homes.
* Lead Free

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Rochelle Markins
April 27, 2025

Vesta Tankless Hot Water Heater makes a banging, knocking noise in am.

Summary of Contents for Vesta VRP-199

  • Page 1 REVOLUTION WATER HEATER User Manual Model VRP-150 VRP-199 VRS-150 VRS-199 Keep this manual near the water heater for future reference whenever maintance or service is required. * Lead Free * The wetted surface of this product contacted by consumable water contains less than one quarter of one percent (0.25%) of lead by weight.
  • Page 2: Safety Information

    Safety Information The following safety symbols are used in this manual for user's safety. Read this manual carefully and follow all instructions to avoid property damage, fire, explosion, personal injury, or death. Danger Indicates an imminently hazardous situation which, if not avoided, will result in severe injury or death. Warning Indicates a potentially hazardous situation which, if not avoided, will result in injury or death.
  • Page 3 Warning • Do not store combustibles, such as papers or laundry, near the water heater or venting system. Failure to do so may result in fire or explosion. • Do not store or use gasoline or other flammable liquids near this water heater. Failure to do so may result in fire or explosion.
  • Page 4: Table Of Contents

    Table of Contents Safety Information ........2 Maintaining the Water Heater ....10 Draining the Water Heater ...........10 Front Panel ..........5 Cleaning the Inlet Nipple Filter ........11 Digital Display and Icons ..........5 Cleaning the Recirculation Filter (VRP model only) .............11 Buttons ..................
  • Page 5: Front Panel

    Front Panel Buttons After installing the water heater, you must proceed to Calibration Mode before using the water heater. Caution Using the buttons on the front panel, you can turn the water heater on or off, adjust the water temperature, and change modes to monitor the operation status.
  • Page 6: Operating The Water Heater

    Operating the Water Heater Turning the Water Heater On or Temperature range (for household use) °F °C To turn the water heater on or off, press the button. °F °C Temperature range (for commercial use) °F °C °F °C Notice When the water heater is on, the water temperature which has been set recently will appear on the digital display.
  • Page 7: Viewing Basic Information

    Viewing Basic Information IN (In temperature) Indicates temperature of cold water inlet. To view information about the water heater, press the button. OUT (Out temperature) Indicates temperature of hot water supply. Notice By pressing the button repeatedly, different information will be viewed in the digital display.
  • Page 8: Remote Controller - Vd-100 (Optional)

    Remote Controller - VD-100 (optional) Combustion Icon Purpose Icon Purpose Cascade Liter per Minute Display Pump operation Gallon per Minute Power Temperature Cold water Combustion Setting Temperature Mode Hot water Re-Circulation Temperature “R” Button Maintenance Load Capacity (Re-Circulation Ready) Operation Instruction •...
  • Page 9 • Mode - To view information press the button. - To scroll through additional information, press button. LPM (Liter Per Minute) OUT (Out temperature) lndicates flow rate (LPM) Indicates Hot water temperature. GPM (Gallon Per Minute) % (Combustion load) lndicates flow rate (GPM) Indicate combustion load percent.
  • Page 10: Maintaining The Water Heater

    Maintaining the Water Heater Before cleaning the water heater, make sure the water heater Notice is turned off and the power supply is disconnected. The water heater may remain hot for few minutes after it is turned off. Danger If there is no water supply valve, turn off the water supply at the water Wait until the water heater has cooled down before cleaning to main.
  • Page 11: Cleaning The Inlet Nipple Filter

    Cleaning the Inlet Nipple Filter Cleaning the Recirculation Filter (VRP model only) To clean the inlet nipple filter: Drain the water heater. Refer to "Draining the Water Heater" on Drain the water heater. Refer to "Draining the Water Heater" on page 10.
  • Page 12: Cleaning The Air Intake Filter

    Cleaning the Air Intake Filter Rinse the air intake filter with clean running water. Dry the air intake filter completely. To maintain the water heater properly, clean the air intake filter every 2–3 months. If the air intake filter is clogged by dust or lint, Reinsert the air intake filter.
  • Page 13: Flushing The Heat Exchanger

    Flushing the Heat Exchanger Notice Flushing the Heat Exchanger annually is a required maintenance. In hard water conditions, it needs to take a place more often. Flushing the Heat Exchanger is a somewhat complicated procedure. Read the following instruction carefully before attempting this procedure.
  • Page 14: Protecting The Water Heater From Freezing

    Protecting the Water Heater from Maintenance Schedules Freezing A qualified technician should inspect the water heater at the beginning of every heating season and/or when there is a • To protect the water heater from freezing, recommend Caution problem. the use of a direct vent exhaust and intake system. Ensure that the exhaust vent pipe and the air intake pipe are both Caution Owner maintenance...
  • Page 15: Troubleshooting

    Troubleshooting Basic Problems If there is a problem with the water heater, refer to the following table for possible remedies. For minor problems, turning the water heater off and then turning back on may resolve the situation. If turning the water heater off and on and attempting the remedies suggested below do not resolve the problem, contact an authorized technician, licensed professional, or technical support at 1-800-761-0053.
  • Page 16: Error Codes

    Error Codes If an error code appears on the digital display, refer to the following chart for the reason, and a possible remedy for the situation. Error Code Cause Self-diagnosis/Action Abnormal operation: flow control valve Contact original installer or licensed professional. Abnormal operation: by-pass valve Contact original installer or licensed professional.
  • Page 17: Limited Warranty For Vst Products

    DISTRIBUTOR, DEALER, OR OTHER PERSON, WHATSOEVER. customer service at 800-761-0053 or write to our address. The following is Not covere VESTA.DS, Inc. 2711 Lyndon B Johnson Freeway Ste 320 Farmers • Product purchased through the internet, other e-commerce Branch, TX 75234VESTA.DS, Inc. (hereinafter “VST”) warrants this...
  • Page 18 • Any shipping charges, delivery expenses, or administrative fees • If a follow up repair call involves the same problem which incurred by the owner in repairing or replacing the water heater Installer had previously repaired within the preceding three (3) or part(s).
  • Page 19: Product Registration Form

    6 - 10 yrs 11 - 15 yrs 16 - 20 yrs Online search How many people living in your house? How many bathrooms in you house? VESTA.DS, Inc. 2711 LBJ Freeway, Suite 320 Farmers Branch, Texas 75234 800-761-0053 www.vestahws.com...
  • Page 20 VESTA.DS, Inc. 401 S. Dupont Ave Ontario, CA 91761 For Technical Support 1-800-761-0053 www.vestahws.com Ver. 3.0...

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Vrp-150Vrs-150Vrs-199

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