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Heating
Brand
U.S.Boiler Company
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Type:
MPO-IQ84
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Error code:
Err5
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Error code: Err5
Cause of error code Err5
Line Voltage Fault (< 80 Vac)
Solution for error code Err5
AC voltage out of specification high or low; check L1, L2, 110 VAC.
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