Thermann Installer’s Manual
Gas Continuous Flow Water Heaters
26
Shutdown Instructions
1. Stop any water demand.
2. Turn off the electrical power.
3. Turn the gas control manual valve clockwise to
the off position.
This Water Heater does not have a pilot. It is
equipped with an ignition device that automatically
lights the burner.
Do not try to light the burner by hand.
1. Read the safety information in the installation
manual or on the right side of the Water Heater.
2. Turn off all electrical power to the Water Heater.
3. Do not attempt to light the burner by hand.
4. Turn the gas control manual valve (external to
the Water Heater) clockwise to the off position.
5. Wait five minutes to clear out any gas. If the
smell of gas remains, stop, and follow the
instructions on page 3 of Owner's Guide.
6. Turn the gas control manual valve
counterclockwise to the on position.
7. Turn on the electrical power to the Water
Heater.
8. The Water Heater will now operate whenever
hot water is needed. If the Water Heater will not
operate, follow the shutdown instructions and
call a service technician.
Lighting Instructions
Handling after trial operation
If the Water Heater will not be used immediately,
close all gas and water valves, and drain all of the
water out of the Water Heater and the plumbing
system to prevent the Water Heater and system
from freezing, and discharge the gas out of the gas
pipe.
Freezing is not covered by the warranty.
NOTICE
A fire or explosion may result if these
instructions are not followed, which may cause
death, personal injury or property damage.
WARNING
• Check the following to ensure proper operation
of the Water Heater periodically .
• Also check the items of maintenance described
in the Owner’s Guide or consult Reece Hot Water
for recommended service checks.
[Burner]
• Check the burner flame periodically for a proper
blue color and consistency.
• If the flame does not appear normal, the burner
may need to be cleaned by a qualified service
technician.
[Water filter]
• Check and clean the filter inside of cold inlet
connection.
11.1 Periodic Check
Do not use this appliance if any part has been
under water. Immediately call a qualified service
technician to inspect the appliance and to
replace any part of the control system and any
gas control which has been under water.
NOTICE
11. Maintenance
Summary of Contents for TH17ENB5L
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