Part 13 - Installation Checklist - Westinghouse WGR050NG076 Installation, Start-Up, Maintenance, Parts, Warranty

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Part 13 - Installation Checklist

Before Installing
Is there enough space to ensure proper installation?
Does installation location allow for proper service clearances?
Are water and gas lines properly sized and set at proper pressures for the installation?
Is water heater location as near the exhaust vent / intake pipe terminations as possible?
Have combustible materials been cleared from the installation location?
Is there a drain close to the water heater?
Water Piping
Does water heater loop piping meet the minimum sizing requirements listed?
NOTE: Smaller piping will cause performance problems.
Has water chemistry been checked?
Does water chemistry meet requirements?
If water chemistry does not meet requirements, have treatment measures been put in place?
Has the system been cleaned and flushed?
Install Exhaust Vent and Intake Piping
Has the water heater been vented with the approved materials listed in this manual or to meet local codes?
Is air supply sufficient for proper water heater operation?
Is total vent piping length within the maximum vent length restriction listed in this manual?
Have venting lengths been minimized?
Are terminations properly spaced from windows, doors, and other intake vents?
Have all vent terminations been installed at least one foot above exterior grade and one foot above normal snow
accumulation level?
Is vent piping properly supported?
Has vent piping been checked for leaks?
Has the exhaust vent line been pitched back to the water heater at a rate of 1/4" per foot?
Have the exhaust vent and intake pipes been properly installed to the water heater?
Install Condensate Piping / Tubing and Components
Have all condensate components included with the water heater been installed?
Is the condensate line piped with approved materials listed in this manual?
Has the condensate line been routed to a laundry tub or other drain?
Install Gas Piping
Is the gas supply line a minimum of 3/4" in diameter?
Is the gas supply line length and diameter adequate to deliver the required BTUs?
Has gas supply line pressure been measured?
Does the gas type match the type indicated on the water heater rating plate?
Has a union and shut-off valve been installed?
Relief Valve
Is the Temperature and Pressure Relief Valve properly installed and discharge line run to open drain?
Is the discharge line protected from freezing?
Wiring
Has the power and control been wired per water heater wiring diagram, this manual?
Is the electrical connection polarity within water heater requirements?
Does the power supply voltage agree with the water heater rating plate?
Is the branch circuit wire and fusing or circuit breaker of proper size?
Are electrical connections tight and properly grounded?
WHL-001 Rev. 001 Rel. 008 Date 8.23.18
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