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Thank You for purchasing a Maytag water heater. Properly
installed and maintained, it should give you years of trouble free
service. It is strongly suggested that this new water heater be
professionally installed, contact Maytag Customer Service (1-
800-788-8899) for recommended installers.
Abbreviations Found In This Instruction Manual:
• EPACT - Energy Policy A ct
• UL - Underwriters Laboratories Inc.
• CAN - Canada
• CSA - Canadian Standards Association
• NFPA - National Fire Protection Association
• ANSI - American National Standards Institute
• ASME - American Society of Mechanical Engineers
• GAMA - Gas Appliance Manufacturer’s Association
This gas-fired water heater is design certified by Underwriters
Laboratories Inc. under American National Standard/CSA
Standard for Gas Water Heaters ANSI Z21.3 • CSA 4.3 (current
edition). The installation must conform with CAN/CSA-B149.1,
installation code and/or Local Installation Codes.
• Read the “Safety Precautions” section, page 3 of this manual
first and then the entire manual carefully. If you don’t follow
the safety rules, the water heater will not operate properly. It
could cause DEATH, SERIOUS BODILY INJURY AND/OR
PROPERTY DAMAGE.
This manual contains instructions for the installation, operation,
and maintenance of the gas-fired water heater. It also contains
warnings through out the manual that you must read and be
aware of. All warnings and all instructions are essential to the
proper operation of the water heater and your safety. Since
we cannot put everything on the first few pages, READ THE
ENTIRE MANUAL BEFORE ATTEMPTING TO INSTALL OR
OPERATE THE WATER HEATER.
• The installation must conform with these instructions and the
local code authority having jurisdiction. In the absence of
local codes, installations shall comply with the Natural Gas
and Propane Installation Code CAN/CSA-B149.1. This
publication is available from the Canadian Standards
Association, 5060 Spectrum Way, Suite 100 Mississauga,
Ontario, Canada L4W 5N6.
• If after reading this manual you have any questions or do not
understand any portion of the instructions, call Maytag
Customer Service at 1-800-788-8899 for an authorized
servicer.
• Carefully plan the place where you are going to put the water
heater. Correct combustion, vent action, and vent pipe
installation are very important in preventing death from
possible carbon monoxide poisoning and fires, see
Figures 9 through 14.
Examine the location to ensure the water heater complies
with the Locating and Installing the New Heater section in this
manual.
CUSTOMER RESPONSIBILITIES
PRODUCT SPECIFICATIONS
TANK RECOVERY MINIMUM DIMENSIONS
CAPACITY TYPE RATE GALS. VENT PIPE DIAMETER IN INCHES (mm)
IN GALS OF BTU PER HOUR INCHES INCHES HEIGHT TOP OF
MODEL NUMBER (LTRS) GAS RATE @ 90°F RISE (mm) (mm) DRAFT HOOD
HXN4975S 75 (284) NATURAL 75,100 81.0 4" (102) 26 3/8" (670) 61 1/8" (1,553)
HXP4975S 75 (284) PROPANE 75,100 81.0 4" (102) 26 3/8" (670) 61 1/8" (1,553)