Quantech QTC3150THE - Page 7

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QUANTECH
FORM QTC3-NM1
ISSUE DATE 08/03/2022
TABLE OF CONTENTS (CONT’D)
SECTION 9 – SERVICE AND TROUBLESHOOTING .....................................................................................167
Clearing History Buffers................................................................................................................................167
Service Mode ...............................................................................................................................................167
Service Mode – Outputs ............................................................................................................................... 167
Service Mode – Chiller Configuration ........................................................................................................... 168
Service Mode – Analog and Digital Inputs ....................................................................................................168
Control Inputs/Outputs .................................................................................................................................169
Checking Inputs and Outputs .......................................................................................................................171
Optional Printer Installation ..........................................................................................................................177
Troubleshooting ............................................................................................................................................179
SECTION 10 – MAINTENANCE .........................................................................................................................183
Compressors ................................................................................................................................................183
Condenser Fan Motors .................................................................................................................................183
Condenser MCHX Cleaning .........................................................................................................................183
Operating Parameters ..................................................................................................................................183
On-Board Battery Back-Up ...........................................................................................................................183
Thermal Dispersion Flow Switch ..................................................................................................................183
Overall Unit Inspection .................................................................................................................................183
Brazed Plate Heat Exchanger (Evaporator) Heater .....................................................................................184
Temperature .................................................................................................................................................187