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Read the Installation Manual carefully and be sure that your water heater has been properly
assembled, installed and maintained. Failure to follow these instructions exactly could result in a
fire or explosion, serious bodily injury and/or property damage.
Installation and service must be performed by a qualified plumber, a licensed gas fitter, or a pro-
fessional technician in accordance with all local codes.
Improper installation and/or operation by an unqualified person will void the warranty.
– 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.
If the information in these instructions is not followed exactly, a fire or explosion may result,
causing property damage, personal injury, or death.
Marquis
User’s Manual
TWH
18
0 / TWH
18
0LP
Gas Condensing Water Heater
• Natural Gas(NG) – TWH
18
0
• Liquid Propane Gas (LP) – TWH
18
0LP
Model
WARNING
Date: 7/10/15
2015-7 Marquis User
Summary of Contents for Marquis TWH180
Page 24: ...22 Error Codes 1 Flame Detection ...
Page 25: ...23 Error Codes 2 Gas Detection 3 Sensing air pressure ...
Page 27: ......