Aquacal H/AT120R User Manual

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MAINTENANCE ---------------------------------------------------------------------- 22

Planned Maintenance Program ---------------------------------------------------- 22

General Maintenance --------------------------------------------------------------- 23

Maintaining Proper Water Flow --------------------------------------------------- 24

Maintaining Proper Clearances --------------------------------------------------- 24

SEASONAL USE & SHUT DOWN ----------------------------------------------- 24

During the Swim Season ----------------------------------------------------------- 24

Freeze protection / Extended Shut Downs--------------------------------------- 24

Winterizing (Hard Freeze Conditions) ------------------------------------------- 25

TROUBLESHOOTING -------------------------------------------------------------- 28

Common Troubleshooting Issues ------------------------------------------------- 28

Troubleshooting Flow Charts------------------------------------------------------ 29

Adjusting Water Flow (Pressure) Switch ---------------------------------------- 33

Defrost System: Description & Troubleshooting ------------------------------ 35

Troubleshooting Problems in the Refrigerant Circuit -------------------------- 37

Refrigerant Circuit Performance (T-P) Charts ---------------------------------- 38

REPLACEMENT PARTS ----------------------------------------------------------- 41

CONTACTING THE FACTORY -------------------------------------------------- 42

TABLE OF CONTENTS, continued