Nyle e360 - Initial Troubleshooting Guide

HeatWater.com | WaterService@nyle.com | (800) 777-6953 | Rev. IM-E360-060523 HeatWater.com | WaterService@nyle.com | (800) 777-6953 | Rev. IM-E360-060523
Initial Troubleshooting
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Initial Troubleshooting
Please use the following lists of startup issues, alerts and faults to assist with the
diagnosis and troubleshooting of some common problems.
In the rare event that major components end up damaged or defective, you
MUST obtain assistance and approval from your rep or from Nyle to authorize
warranty replacement, BEFORE the components are removed from service.
Problem Check
Display Screen is Dark
120v power is active at breaker and input terminals.
Unified Power accessory is providing 120v power.
Control Screen is receiving power.
Can’t Access Configure/
Diagnose Screens
Service jumper is installed and secure.
Heat Pump Won’t Run
Primary power is active.
No alarms or alerts present on control screen.
System is configured for correct demand source.
System is turned “on“ at control screen.
System is “Enabled” by BMS.
Pump or Fans Run, but not
compressor
In External/BMS mode: inlet water is low enough.
Heat pump is not in post purge.
Compressor Time Delay (CTD) is zero.
Freeze protection is not active.
Coil is icing/not removing
ice
Evaporator intake is not blocked or obscured.
Discharge is not blocked or obscured.
Ducting, if present, allows sucient airflow.
Fans are fully operational.
Defrost is triggering.
Defrost cut out temperature is high enough.
Ambient/Evap temps are low enough fo frosting.
Refrigerant charge is adequate.
TXV/filter dryer allow sucient refrigerant flow.
Unit runs, but water temp
in insucient
Tank and/or outlet temps are set correctly.
Internal control valve is operating properly.
Outlet temp is allowed by current ambient temps.