Rheem Tankless Water Heater Main Remote Control  "hot 4 flashes" Questions

...hot set at 120 degrees.have the energy smart unit model#ee2h50rd045v . what is wrong? 2 green flashes is 'High Water Temp.' http://waterheatertimer.org/Whirlpool-Energy-Smart-electric.html Typical ...

...4 times and there is no hot water. Model # 41VRP50NT What can I do to fix this? Do I need to call a plumber? The flashing light is a trouble sequence light. Find your manual to see what 4 flashes ...

...Hot water heater has been sitting for three years in a vacant house disconnected. Contacts cleaned went from blinking 4 times to blinking 5 then 7 times. Cleaned burner Was a little soot. Can anyone ...

...4 or 5 flashes - exotic error codes; you should contact Noritz technical support to deal with these codes 2. If there is no flashing code, try increasing the hot water flow. In the summer time you ...

hot water tank control? If its 1 blink every 3 seconds its normal operation. Otherwise, this is the meaning of the various blinks: No blinks = no poilet light (not enough power (in millivolts) to keep

...hot. If I unplug the unit(electricity) then plug back in it works normal for a while then reverts back the the flashing 20 agian. the number 20 is not in the manual as a trouble shooting number. also ...

...heater temp to vacation (lowest temp) 2. Turn on power vent blower 3. Turn the water heater temp from vacation (lowest temp) to hot (highest temp) four times. 4. Set the water heater temp to ...

...hot water tank. The tank water is cold and upon lighting the pilot I"m getting 4 flashes saying i have an over temperature condition. That's an atmospheric vent gas water heater with Honeywell gas ...

...is a little deeper.. ...

...down. Error code flashes E1 for a few seconds then unit fires back up, repeating cycle. Seems to be plenty of water flow through unit. chances of a critter in the fan? Like a dead 4 legged