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CONTENTS
PAGE
1. IMPORTANT NOTES .........................................................................................................................2
1.1. INSTALLATION NOTES ........................................................................................................2
1.2. SERVICE NOTES .................................................................................................................2
1.3. PLUMBING NOTES ..............................................................................................................2
2. SPECIFICATION ................................................................................................................................4
3. INTRODUCTION ................................................................................................................................5
3.1. DIMENSIONS AND CONNECTION POINTS (M20) .............................................................6
3.2. DIMENSIONS AND CONNECTION POINTS (M26) .............................................................7
3.3. SAFETY GUIDELINES..........................................................................................................8
3.4. GENERAL GUIDELINES.......................................................................................................8
4. INSTALLATION ..................................................................................................................................9
4.1. CONFIRM THE APPLIANCE SUITABILITY .........................................................................9
4.2. SELECTING A SUITABLE LOCATION FOR INSTALLATION ...............................................10
4.3. CLEARANCES FOR OUTDOOR HEATER LOCATIONS ....................................................11
4.4. GAS CONNECTION..............................................................................................................12
4.5. SIZING AND CONNECTION SUITABILITY ..........................................................................12
4.6. MEASURING INLET GAS PRESSURE AND TESTING GAS LEAKAGE.............................13
4.7. WATER CONNECTIONS ......................................................................................................14
4.8. ELECTRICAL CONNECTIONS.............................................................................................14
5. REMOTE CONTROLLER ..................................................................................................................15
5.1. REMOTE CONTROLLER INSTALLATION ...........................................................................16
5.2. CONNECTION OF REMOTE CONTROLLER WIRING TO THE WATER HEATER .............17
6. INITIAL OPERATION .........................................................................................................................18
7. NORMAL OPERATION......................................................................................................................19
7.1. NORMAL OPERATION WITHOUT REMOTE CONTROLLER..............................................19
7.2. NORMAL OPERATION WITH MULTIPLE REMOTE CONTROLLERS INSTALLED ............19
7.3. FREEZE PREVENTION........................................................................................................19
8. MAINTENANCE AND SERVICE........................................................................................................21
8.1. UNIT DRAINING AND FILTER CLEANING...........................................................................21
8.2. GENERAL TROUBLESHOOTING ........................................................................................22
8.3. PCB ERROR CODES ...........................................................................................................24
8.4. WIRING DIAGRAM ...............................................................................................................26
8.5. SIDE DIVERTER...................................................................................................................27
8.6. WATER FLOW AND WATER TEMPERATURE (M20) ..........................................................30
8.7. WATER FLOW AND WATER TEMPERATURE (M26) ..........................................................30
9. WARRANTY CONDITIONS..............................................................................................................31
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