CALEFFI SATK40 Series Instructions For Installation, Commissioning And Maintenance Download

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Wall-mounted compact indirect HIU - DHW production in storage cylinder

SATK40 series

INSTRUCTIONS FOR INSTALLATION, COMMISSIONING AND MAINTENANCE

CONTENTS

Page

Safety instructions

Dimensions
Technical specifications
Installation

Electric connections

Electronic regulator

Characteristic components
Functional characteristics

Safety and alarms

Troubleshooting

Operating cycles
Optional functions

Maintenance

Function

The SATK series HIU allows independent control of space heating and

domestic hot water production within centralised heating systems.

Product range

SATK40103HE

Compact wall-mounted HIU for indirect heating

and DHW production in storage cylinder.

High efficiency pump.

78200.01EN

www.caleffi.com

Commissioning check-list

Hydraulic connections
Commissioning

Summary of Contents for SATK40 Series

Page 1: ... characteristics Safety and alarms Troubleshooting 2 3 9 Operating cycles Optional functions 6 5 7 8 10 Maintenance 11 Function The SATK series HIU allows independent control of space heating and domestic hot water production within centralised heating systems Product range SATK40103HE Compact wall mounted HIU for indirect heating and DHW production in storage cylinder High efficiency pump 78200 0...

Page 2: ...must be connected to an independent two pole switch If work has to be done on the device cut off the electric supply first Do not use devices with automatic or time reset or which may be reset accidentally 4 Use suitable automatic protection devices in accordance with the electrical characteristics of the region in which the device is installed and in compliance with current legislation 5 The devi...

Page 3: ...rrect operation the device should be deactivated contact a qualified technician for assistance Preparation After having established the point where the appliance is to be installed perform the following operations Mark the holes required for securing the HIU to the wall Mark the position of the hydraulic connections Check the measurements again and begin laying the following lines Hydraulic see pa...

Page 4: ... casing over the frame inserting the upper tabs 1 into the corresponding slots 2 Place the lower part of the casing over the frame Tighten the screws 3 3 2 1 System start up Before starting the HIU visually check the hydraulic connection watertightness and the electric wiring After finishing the check activate the electric supply to the HIU and check for the presence of any error signals If there ...

Page 5: ...nd faults are signalled by either flashing or steady illumination of the LEDs ON Electric supply 230 V ac DHW Domestic cycle CH Heating cycle FAULT Fault detected Heating cycle Electronic regulator 1 2 3 4 5 6 Definition of simultaneous heating and DHW cycle times see page 6 RESET key This allows restoration of normal function after the safety thermostat has been triggered and activation deactivat...

Page 6: ...ls to a temperature of 45 C Once the maximum set point has been reached the function is executed following the same procedures in reverse This function has priority over heating and domestic water cycles and can be suspended at any time by pressing and holding the RESET button for 8 seconds Optional functions to activate deactivate the optional functions the electric power supply must always be tu...

Page 7: ...ve is completely closed Removing a fault To restore the operating mode press the manual RESET button Safety and alarms Error codes associated with faults signalled by illumination of the FAULT LED are also shown on the display 69 6 Removing a fault Return to the operating mode is possible once the temperature probe is operating correctly see page 10 Temperature probe replacement 4 Probe fault If a...

Page 8: ... temperature setting 25 45 C HIGH temperature setting 45 75 C Optional functions Heating cycle modulating temperature regulation with compensated set point floor slab heating function Characteristic components Factory settings SATK40 HIUs are factory set to support low temperature heating 25 45 C according to the following switch setting To change the factory settings and enable the HIU to support...

Page 9: ...ambiente Contatto pulito Room thermostat Volt free connection Electric wiring 1 Electronic regulator 2 To electrical connections box 3 Flow temp compensation return probe 4 Modulating valve actuator 5 Thermal safety thermostat 6 Pressure switch 7 Heating flow temperature probe 8 Diverter valve actuator 9 Earth 10 Pump 11 Electric supply 230V ac 12 Room thermostat 13 Protection fuse 14 Storage cyli...

Page 10: ...hen the actuator Position the new actuator E Insert the fixing clip respecting the correct direction Reconnect the connector Replacing the valve obturator Disconnect the valve actuator see previous paragraph Extract the obturator by unscrewing the locking nut F Replace the obturator and screw on the locking nut F then insert the actuator Insert the fixing clip respecting the correct direction Reco...

Page 11: ...icient DHW LED on possible clogged strainers call qualified personnel to have it serviced possible domestic water system shut off valves partially closed open the valves centralised domestic circuit cold water flow rate insufficient call qualified personnel to have it serviced Hot water flow rate is zero DHW LED off possible domestic water system shut off valves closed open the valves no cold wate...

Page 12: ... connections compliant with specifications and made in accordance with best practices 11 Are the shut off valves open 12 Has the visual inspection of the hydraulic connections given a positive result 13 Has the system been filled and vented 14 Is the heat interface unit powered green ON LED lit 15 No alarm code fault LED lit on heat interface unit regulator 16 Has the DHW set point temperature on ...

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CALEFFI SATK40 Series, Instructions For Installation, Commissioning And Maintenance

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Summary of Contents for SATK40 Series

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