7Important Safety Information ....................................................................... 2Contents......................................................................................................... 7General PartsMain Unit .................................................................................................... 8Remote Controller .................................................................................... 10Initial Operation ............................................................................................ 11How to UseSetting and Using the Water Heater ........................................................ 12Flow Meter Alarm ...................................................................................... 14Muting the Remote Controller .................................................................. 16Adjusting the Maximum Output Temperature ........................................ 17Preventing Damage from Freezing ............................................................. 18Regular Maintenance ................................................................................... 20Troubleshooting ........................................................................................... 23Follow-up Service ........................................................................................ 28Specifications ............................................................................................... 30Contents