Maintenance
Instruction Manual DR-FC
9
gis
1.5
Maintenance
A service should be carried out at least once a year, both on the water side and
on the gas side. Maintenance frequency depends, among other things, on the
water quality, the average burning time per day and the set water temperature.
n
Remark
To determine the correct maintenance frequency, it is recommended to
arrange for the service and maintenance engineer to check the water heater
on both the water and gas side, three months after installation. Based on this
check, the best maintenance frequency can be determined.
n
Remark
Regular maintenance extends the service life of the water heater.
1.6
Forms of notation
The following notation is used in this manual:
n
Remark
Important information
c
Note
Ignoring this information can lead to the water heater being damaged.
Warning
Failure to carefully read this information may lead to danger of personal
injury, and serious damage to the water heater.
Содержание DR-FC 25
Страница 2: ...2...
Страница 6: ...6 Instruction Manual DR FC gis A Appendices 95 A 1 Introduction 95 A 2 Electrical diagram DR FC 96...
Страница 16: ...Functioning of the water heater 16 Instruction Manual DR FC 2 gis...
Страница 42: ...Filling and draining 42 Instruction Manual DR FC 4 gis...
Страница 46: ...The control panel 46 Instruction Manual DR FC 5 gis...
Страница 50: ...Status of the water heater 50 Instruction Manual DR FC 6 gis...
Страница 56: ...Starting up and shutting down 56 Instruction Manual DR FC 7 gis...
Страница 68: ...Main menu 68 Instruction Manual DR FC 8 gis...
Страница 72: ...Service program 72 Instruction Manual DR FC 9 is...
Страница 88: ...Troubleshooting 88 Instruction Manual DR FC 10 gis...
Страница 90: ...Maintenance frequency 90 Instruction Manual DR FC 11 gs...
Страница 98: ...Appendices 98 Instruction Manual DR FC A is...