Coway P-220L, Service Manual

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Table of Contents
5. Troubleshooting
5-1 Checking faults by symptom ...........................................................................5-1
5-1-1 Power failure (for AC 220 V) .................................................................5-1
5-1-2 A water filtration failure or a water overflow ..........................................5-3
5-2 Control Specifications .....................................................................................5-5
5-2-1 Basic Specifications .............................................................................5-5
6. Exploded view and parts list
6-1 Exploded view and parts list............................................................................6-1
7. Parts location diagrams
7-1 Electrical wiring diagram .................................................................................7-1
7-2 Cable Specification .........................................................................................7-2
7-3 Water piping diagram ......................................................................................7-4
7-3-1 P-220R .................................................................................................7-4
7-3-2 P-220L ..................................................................................................7-4
7-4 PBA location diagram ......................................................................................7-5
7-4-1 MAIN PBA ............................................................................................7-5
7-4-2 SMPS PBA ...........................................................................................7-7
8. Circuit diagrams
8-1 MAIN PBA .......................................................................................................8-1
8-2 SMPS PBA ......................................................................................................8-2
9. Reference information
9-1 Names of each part .........................................................................................9-1
9-2 Functions and reference information...............................................................9-2
9-2-1 Types and functions of filters ................................................................9-2
9-2-2 Water Filtration Process .......................................................................9-4
9-3 After services ..................................................................................................9-5
9-3-1 Filter Replacement ...............................................................................9-5
9-3-2 Filter Replacement Method ..................................................................9-6
9-3-3 Cleaning Method ..................................................................................9-8