On-Demand Water Heater
Installation Manual and Owner's Guide
R
ANSI Z21.10.3 ・ CSA 4.3
Models
• 110 Indoor
• 310 Indoor
• 510 Indoor
Gas Tankless Water Heater
Suitable for combination potable water heating
and space heating. Please refer to local codes for
space-heating compliance.
FEATURING
• ENDLESS HOT WATER
• ON-DEMAND USAGE
• COMPACT, SPACE SAVING
• ENERGY CONSERVATION
• COMPUTERIZED SAFETY
• NO PILOT LIGHT
• EASY-LINK SYSTEM
510 model only
• Complies with natural gas Low
NOx emissions of 40 ng/J or
55 ppm.
Keep this manual near the water heater for future reference whenever maintenance, adjustment, or
service is required.
D
R
• 110 Outdoor
(USA Only)
• 310 Outdoor
(USA Only)
• 510 Outdoor
(USA Only)
TM
510
model only
If the information in these
instructions is not followed
exactly, a fire or explosion may
result causing property damage,
WARNING
personal injury or death.
- 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 electric 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 you have any questions,
please call or write to:
In the United States
500 Tennessee Waltz Parkway
Ashland City, TN 37015
Toll Free: 1-877-737-2840
599 Hill Street West
Fergus, ON N1M 2X1
1-888-479-8324
In Canada
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