Troubleshooting Guide
Problem
Probable Cause
Correction Method
Lock Out Due to
Electrical Trip
Voltage Problem
Check phase voltage and
rectify
Insulation breakdowns
Replace faulty component
Loose Terminals
Tighten or replace as
necessary
Dirty contactor controls
Clean and/or replace
Tripped Circuit Breaker
Short circuit
Trace and correct
Earth leakage or over heating
cables due to high load
Meggar and replace as
necessary
Power fluctuations
Contact electricity supplier
Lack Of Air Flow
Blocked filters
Clean or replace filters
Fans stopped
Check electrical
Armcor_XCM–Compact Multiflow ERV Installation and Operation Manual 2021 15