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Ask Daniel Plourde Your Own Question
Daniel Plourde
Daniel Plourde, HVAC Technician
Category: HVAC
Satisfied Customers: 251
Experience:  hvac technichian at performance plumbing and heating
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Just turn on the first time my ductless ac, two indoor units

Customer Question

HELLO, just turn on the first time my ductless ac, two indoor units start working for 10-12 mints and then comes up E1, using remote turn off ok, waiting for 10-12 mints press on, and it works again, then 12 mints stops with E1, filter new. thanks
JA: Did you double-check the thermostat? And what about the unit's filters?
Customer: temp in room 76, temp on remote 75, brand new, never used, factory
JA: What are all the symptoms of the problem (error codes, flashing lights, etc.)?
Customer: only E1
JA: What happened just before this problem started? What troubleshooting have you tried?
Customer: just turn on first time today, check all lines, no leaks, all valves are open, dispower for a few mints and turn again, work for 12 mints and E1
JA: Anything else you want the HVAC tech to know before I connect you?
Customer: pressure good, vacuum all lines, airflow good, thanks
Submitted: 4 months ago.
Category: HVAC
Expert:  Daniel Plourde replied 4 months ago.
Hi i am dan I can help you with this. What is the brand and model number of your equipment
Customer: replied 4 months ago.
hello, i have pioneer tri zone, attached only two now, both had E1, but I fixed one communication wire, but another one still shows E1. Thanks
Customer: replied 4 months ago.
hello, are u there
Expert:  Daniel Plourde replied 4 months ago.

so one indoor unit works fine and the other one has an eroor? did you check all the wires?