Installation Manual

2 Page
CONTENTS
Installation Manual
SPECIFICATIONS .......................................................................................................................... 4
INTRODUCTION .......................................................................................................................... 5
SAFETY GUIDELINES .................................................................................................................... 6
INSTALLATION ............................................................................................................................. 7
General.....................................................................................................................................7
Clearances................................................................................................................................9
Included accessories................................................................................................................9
Optional items........................................................................................................................9
Warning for installations........................................................................................................11
High-altitude installations......................................................................................................12
Ventinginstructions...............................................................................................................13
Gas supply and gas pipe sizing...............................................................................................23
Water connections................................................................................................................25
Condensate drain..................................................................................................................26
Electrical connections............................................................................................................28
Temperature remote controller............................................................................................29
Easy-Link System....................................................................................................................32
Multi-Unit System.................................................................................................................36
APPLICATIONS............................................................................................................................37
INITIALOPERATION...................................................................................................................39
Owner's Guide
OPERATINGSAFETY .................................................................................................................. 41
NORMALOPERATION ............................................................................................................... 43
TemperaturecontrollerandRemotecontroller.....................................................................43
General...................................................................................................................................43
Temperature settings.............................................................................................................44
Temperature table of controller.............................................................................................44
Additional features.................................................................................................................45
Temperature settings on the PCB (Without remote controller)............................................46
Flow.......................................................................................................................................47
Freeze protection system.......................................................................................................47
Maintenance and service.......................................................................................................48
Unit draining and filter cleaning...........................................................................................48
TROUBLESHOOTING...................................................................................................................49
General...................................................................................................................................49
Error codes............................................................................................................................51
COMPONENTSDIAGRAM...........................................................................................................54
PARTSLIST.................................................................................................................................58
OUTPUTTEMPERATURECHART................................................................................................61
LIMITEDWARRANTY..................................................................................................................62
Contents