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Final check list
Chapter 5. – Installation Check
Final check : On the installation conditions.
• Is the Water Heater securely mounted on the wall?
• Is there space for a drain which is close to the Water Heater?
• Is there any combustible material near the Water Heater and vent pipe?
• Is the air supply sufficient for proper operation of the Water Heater?
• Are the proper service clearances maintained?
• Is the distance between the Water Heater and point of vent termination minimized?
• Are the proper space from windows, doors, and other intake vents maintained?
Final check : Gas pipe installation
• Is the gas supply line equipped with a manual shut off valve?
• Is the gas supply line a minimum of 3/4" inner diameter?
• Is the gas supply line length and diameter adequacy to deliver the required BTUs?
• Has the gas supply line pressure been measured?
• Does the gas type match with the type indicated on the rating plate?
Final check: Air / Vent pipe installation
• Has the Water Heater been vented with 2" or 3" PVC, CPVC or BH Special
Gas Vent (S636 PVC, CPVC) for Category IV appliances in accordance with this manual and/or your local code?
• Is the vent termination at least 12" above the exterior grade?
• Is the total vent length within the maximum vent length restriction?
• Have you checked the air/vent piping for leaks?
• Have you properly supported the vent termination?
• Are all vent runs properly supported?
• Is the vent sloped upward toward the vent termination at a rate of 1/4" per foot (2% grade)?
Final check : Condensate drain installation
• Have you installed a condensate drain line from the Water Heater to a drain or laundry tub?
Connecting the power supply
• Please check the power specifications. Is that AC 120V power?
• Have you checked the polarity of the electrical connection?
Final check : Pressure relief valve
• Have you installed an approved pressure relief valve on the water heater?
• Is the pressure relief valve of DHW Plumbing at least 3/4" in diameter?
• Have you installed the pressure relief valve on the hot water outlet pipe near the Water Heater?
Final check : Burner flames
• The burner flame must be checked periodically for a constant proper blue color.
• If the flame does not appear normal, the burner may need to be cleaned.
• If the burner needs to be cleaned, it must be performed by a qualified service technician.
5-2. Final Check List
Summary of Contents for NRCP111-DV
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