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Giant PV1 - User Manual

Giant PV1
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IMPORTANT
READ THESE INSTRUCTIONS CAREFULLY BEFORE BEGINNING THE INSTALLATION. PROPER
INSTALLATION WILL PROVIDE SAFE AND EFFICIENT SERVICE AND AVOID NEEDLESS EXPENSE NOT
COVERED BY THE WARRANTY. READ THE PRODUCT WARRANTY CONTAINED IN THIS MANUAL AND
REMEMBER TO FILL OUT AND RETURN TO THE MANUFACTURER ALL RELEVANT WARRANTY CARDS
AND CERTIFICATES. SHOULD YOU HAVE ANY QUESTIONS, PLEASE CONTACT YOUR LOCAL DEALER OR
REFER TO THE
GETTING SERVICE FOR YOUR WATER HEATER
SECTION OF THIS MANUAL.
SAVE THIS MANUAL FOR FUTURE REFERENCES.
DO NOT store or use gasoline or other
flammable vapours 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.
From a neighbour’s phone, immediate-
ly call your gas supplier. 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.
54000030
© 2015 Giant Factories Inc. Printed in Canada GI-IM025En-0415
PV1 Model only
RESIDENTIAL POWER VENT GAS-FIRED WATER HEATERS
(EQUIPPED WITH FVIR TECHNOLOGY)
OWNER’S MANUAL
INSTALLATION AND OPERATING INSTRUCTIONS
WARNING
This water heater IS NOT design certified for
installation in a manufactured (mobile) home or
for installation outdoors.
WARNING
If the information in these instructions is not
followed exactly, a fire or explosion may result
causing property damage, personal injury or
death.
For your records, write the model and serial
number here:
Model # ________________________
Serial # _________________________
ISO 9001
REGISTRED
R

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Questions and Answers

  • J
    Jessica WatsonSep 17, 2025
    What to do if my Giant PV1 Water Heater reaches the maximum number of ignition retries and is in lockout?
    • V
      Valerie FrankSep 18, 2025
      If the system is in lockout due to reaching the maximum number of ignition retries: * Check if the gas supply is off or too low to operate. * Inspect the flame sensor rod for proper location and contamination; reposition or clean it with an abrasive cloth. * Ensure the hot surface ignitor is positioned correctly; reposition if needed. * Verify that the hot surface ignitor and flame sensor rod are wired correctly and in good working condition. * Check for and repair any low voltage issues to the water heater.
  • J
    John BoyleAug 25, 2025
    How to reduce high operating costs for Giant PV1 Water Heater?
    • D
      daniel14Aug 25, 2025
      To reduce high operating costs, consider the following: * Lower the gas control valve setting by turning the temperature dial to the desired temperature. * Drain the tank to remove sediment or lime and consider water treatment. * Ensure the water heater size meets your demand; if it's undersized, replace it. * Check for correct piping connections, ensuring the dip tube is in the cold inlet. * Repair leaking faucets. * Contact your gas utility company to check for gas leaks and repair them immediately. * Avoid wasting hot water. * Insulate long runs or exposed piping, especially on outside walls.
  • F
    floresmirandaAug 26, 2025
    What to do if the burner will not ignite on my Giant Water Heater?
    • A
      amathisAug 26, 2025
      If the burner won't ignite, here are some things to check: * Confirm the gas supply is on by checking with your gas utility company. * If there's dirt in the gas line, notify the utility company and install a drip leg. * Clear any blockages from the combustion air intake holes using a vacuum cleaner. * Clean any clogs in the main burner line. * Consider replacing a defective flame sensor or gas control valve. * Ensure the gas control valve isn't set too low by turning the temperature dial to the desired setting. * If the heater is in a confined area, ensure proper fresh air ventilation.
  • R
    Robert NobleAug 26, 2025
    How to fix a leaking Giant Water Heater?
    • C
      Catherine TaylorAug 27, 2025
      If your water heater is leaking, try the following: * Tighten any poorly sealed hot or cold water connections, gas control valve threads, relief valve, or drain valve. * Inspect the plumbing system and other appliances for leaks. * Refer to the Condensation section to see if the leak is due to condensation.
  • C
    Crystal ContrerasSep 18, 2025
    What causes a wiring error or high resistance to earth ground in a Giant PV1 Water Heater?
    • M
      Ms. Susan FrySep 18, 2025
      A wiring error or high resistance to earth ground can be caused by: * Improper connection of the line neutral and line hot wires: Check their connections. * Insecure connection to earth ground: Ensure the water heater is securely connected to earth ground.
  • M
    Michelle PowellSep 23, 2025
    What to do if the pressure switch remains open for too long in my Giant PV1 Water Heater?
    • G
      Garrett RollinsSep 23, 2025
      If the pressure switch remains open longer than 5 seconds after the power venter is energized: * The pressure switch wiring is incorrect, the pressure switch is defective and must be replaced. * The pressure switch tubing is not connected correctly. * There are obstructions or restrictions in the water heater air intake or exhaust flue.
  • A
    Alexandra SmithSep 9, 2025
    What to do if the self-diagnostic test finds a problem with the flammable vapour sensor on my Giant PV1?
    • S
      Scott CarrilloSep 9, 2025
      If the self-diagnostic test indicates a problem with the flammable vapour sensor: * Check that all wiring is correct and that there are no open or shorted circuits. * If no wiring problems are found, the flammable vapour sensor must be replaced.
  • A
    asalinasSep 10, 2025
    What to do if the water temperature sensor is open or short-circuited in my Giant PV1 Water Heater?
    • G
      gloria76Sep 10, 2025
      If the water temperature sensor is open or short-circuited: * Check that all of the wiring is correct and that there are no open or shorted circuits. * If no wiring problems are found, the gas control valve must be replaced.
  • J
    josephhayesSep 3, 2025
    Why is my Giant PV1 Water Heater smoking and forming carbon (sooting)?
    • J
      Jackie SolisSep 3, 2025
      Smoking and carbon formation can be caused by: * Insufficient secondary air: Provide fresh air ventilation. * Low gas pressure: Check with your gas utility company. * A yellow, lazy burner flame: Refer to the section on 'The burner flame is yellow and lazy'. * A clogged flue: Clean the flue, and check for and correct the source of the trouble. * A defective gas control valve: Replace with a new gas control valve. * Installation in a confined area: Provide fresh air ventilation.
  • A
    Anne KennedySep 1, 2025
    Why do I smell combustion odours from my Giant Water Heater?
    • T
      torreskimberlySep 1, 2025
      Combustion odours can be caused by: * Insufficient secondary air: Provide fresh air ventilation. * Installation in a confined area: Provide fresh air ventilation. * A clogged flue: Clean the flue, and check for and correct the source of the trouble.

Summary

Safety Information

Safety Alerts and Warnings

Covers potential hazards, safety alert symbols, and critical warnings for safe operation.

Installation Instructions

Location, Clearances, and Altitude

Specifies approved altitudes, ideal placement, and required clearances from combustibles.

Combustion and Ventilation Air Supply

Details requirements for fresh air intake for proper combustion and ventilation.

Confined Space Air Requirements

Outlines air supply needs for water heaters installed in enclosed areas.

Venting System Installation Guide

Details vent pipe types, connections, horizontal/vertical runs, and termination.

Water and Gas Connections Procedures

Guides on plumbing, T&P valve, filling, and gas line setup with safety checks.

Operating Instructions

Wiring and Electrical Setup

Explains electrical connections, grounding, and wiring diagram for models.

Installation Checklist

A comprehensive list of checks for proper installation and readiness before operation.

Lighting and Initial Operation

Step-by-step instructions for safely starting the water heater and first use.

General Maintenance

Water Temperature Control and Safety

Details how to adjust water temperature and associated scalding risks.

Safety System and Condensation Issues

Explains the FV sensor, flame arrestor, and condensation formation process.

Routine Component Checks and Draining

Outlines periodic inspections for burner, tank, anode, and venting system.

Vacation and Service Procedures

Guidance for shutting down during absence and obtaining technical support.

Replacement Parts Guide

Troubleshooting Guide

Model Dimensions

Warranty Information

Standard Limited Warranty Details

Outlines warranty terms, coverage, exclusions, and claims process for installations.

Giant PV1 Specifications

General IconGeneral
BrandGiant
ModelPV1
CategoryWater Heater
LanguageEnglish

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