Initiation; Malfunctions; Constant Circulation Mode; Fresh Water Station Leaks - Kioto Solar FWS 20 E Installation And Instruction Manual

Initiation

Material damages
Put fresh Water Station into operation only after completed filling.
• Check tightness of swivel nuts..
• Fill device and check for leak-tightness.
• Open valves on both buffer and tap water sides slowly to avoid pressure blows.
• Connect device to power supply.
• De-aeration and rinsing of device:
• Open a nearby hot water tapping point and turn thermostatic head to maximum.
• The buffer-side is de-aerated by the charge pump itself.
Thermostat settings
Temperature scala settings see p.16
Stream noises
in the charge pump are an indication of air in the system.
• Set the hot water temperature as desired by turning the thermostatic head.
• Set circulation unit (optional).
• Clip on insulation.
• After initiation the complete system needs to be checked for function and leak-tightness.

Malfunctions

Prior to malfunction diagnostics, make sure that the following parameters are met:
• Suffi cient fl ow temperature, minimum 55°C at maximum 45°C tap water temperature
• Faultless electrical connection
Personal and material damage
Execute fault repair only with adequate qualification.
Disconnect the device from power supply before opening it.
Adhere to regional norms and regulations!

Constant circulation mode

Cause
Circulation unit is not set properly
Set temperature on circulation unit is
higher than the set temperature on
the thermostatic head

Fresh Water Station leaks

Cause
Fresh Water Station is leaking
12
Relief
• Check settings of circulation pump
Set timer clock
Set operation mode selector to desired mode
Align the temperature setting of the circulation unit
(approximately 10°C below the set tap water temperature)
Relief
• Check connection of pipes and sealings at the leaking device.
Replace broken sealings
E & OE, subject to change without notice.