Rheem RTEH1812 Guide D'installation page 11

EX07200-120 Rev A
ERROR CODES & UNITS
From Advanced Menu, press and hold the "+" and "–" buttons for 10 seconds.
Screen Info Title
Current Error(s) CE
Past Errors PE
Units UN
Non-Silent Mode NS
Pressing "-" at any time will display screen title (CE, PE1-5, UN, ECO).
Press the "+" button for 1 second to cycle through the following screens:
To return to setpoint hold "+" and "–" for 10 seconds, or just let the heater return to setpoint display or display turn-off on its own
after a period of time.
Manufacturer's National Service Department | 400 Captain Neville Dr. Waterbury, CT 06705
Eemax® 800-543-6163 | EcoSmart® 877-474-6473 | Rheem® or Richmond® 800-374-8806
Information contained in this document is subject to change without notice.
Description
Any errors currently present (F0 displays if no errors are present)
Previous 5 errors and faults
Choose between °F/GPM and °C/LPM
Toggle non-silent operation
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