Sanden GAUS-160FQS User Manual Download

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Sanden Heat Pump – Installation Manual

Page 1 of 32

Page title

Covering model numbers for residence
GAUS-160FQS
GAUS-250FQS
GAUS-300FQS
GAUS-315FQS
GAUS-315FQV

Heat Pump Unit GAU-A45HPC

This appliance is not to be used by persons sincluding children) with reduced physical, sensory or
mental capabilities, or lack of experience and knowledge, unless they have been given supervision or
instruction.
Children being supervised not to play with the appliance.

※

This manual is for TO BE USED

by the installing Dealer only.
It is not an owner’s manual.

20892950sK)

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Summary of Contents for GAUS-160FQS

Page 1: ...AU A45HPC This appliance is not to be used by persons sincluding children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervisi...

Page 2: ...y Quality 21 Change of water supply 21 Technical data 22 Warranty Policy 26 Warranty Period 27 Post installation inspection checklist 27 Check sheet 28 MEMO 29 PATENTS This water heater may be protect...

Page 3: ...urrently available It s even more efficient when connected to off peak power1 and the noise level is so low it will operate unobtrusively throughout the night How it works The Sanden Eco Hot water Hea...

Page 4: ...plies with all the relevant standards Only a licensed person will have insurance protecting their workmanship for six years The unit has been specifically designed for domestic hot water heating and i...

Page 5: ...unit in an area which allows sufficient ventilation Poor ventilation may cause the unit to short cycle and this could increase the power consumption by more than 10 Do not install the heat pump unit i...

Page 6: ...ess there is a likelihood of high wind or local vibration If the heat pump unit and tank unit are fixed appropriate fixing devices should be used A pressure and temperature relief PTR valve is include...

Page 7: ...not be connected to a solar water heater The piping must be insulated using insulation having a thermal conductivity no greater than 0 04 W m K and minimum thickness of 25 mm If the piping needs brazi...

Page 8: ...n to the tank unit fitting marked Hot return Connect the mains water supply to the lower fitting on the tank unit marked Cold Water Inlet Connect the hot water supply pipe to the top of the tank unit...

Page 9: ...will automatically go back to the clock display mode than 5 minutes Open the hot water taps in the home to remove air Close the hot water taps in the home after no air is confirmed in the water Figur...

Page 10: ...Wrap the freeze protection heater up to the water connectors of the main unit Ensure the freeze protection heaters are connected to 24 hours continuous power supply It is important to fully explain ho...

Page 11: ...al power supply is cut off However the system will automatically start operation once the electricity becomes available System operation if connected to off peak electricity There are no special setti...

Page 12: ...the piping cover and screw clamp fitting Connect the power supply line to the terminal block Hold the power supply line below the terminal block with the screw clamp fitting Connect the thermistor ca...

Page 13: ...the grey cable inside the black conduit Expose the 2 thermistor wires black white Note that wires from thermistor in tank are black black Strip the 2 wires ready for the terminal block remove the fin...

Page 14: ...tting Mode Time Display starts flashing once the mode is switched 2 Setting the Clock The time setting can be adjusted by pressing Up and Down keys Fast forward and rewind are available by pressing an...

Page 15: ...stallation Manual Page 15 of 32 Figure 12 How to operate the controller How to remove the operation panel 1 Remove Top Panel 4 screws 2 Remove the screw 3 Pull up Operation Panel Pull up Operation Pan...

Page 16: ...ps flashing The end time display starts flashing at the same time Adjust block out end time Set to the desired end time by using Up and Down keys Setting can be performed only in hour increments not i...

Page 17: ...ving mode How to switch to Maintenance Mode Press and hold down Up and Down keys together in the clock display mode to go to the maintenance mode After the mode is switched press the Enter key to sele...

Page 18: ...trol PCB in the heat pump unit for any disconnect fall off wire breakage or short circuit Measure resistance of the thermistor indicated by the error code HC HP water outlet temperature thermistor err...

Page 19: ...e resistance of the discharged thermistor Measure resistance of coil of expansion vale to check open or short circuit Replace the main PCB or heat pump P4 Module temperature thermistor error Replace t...

Page 20: ...e discharged thermistor Replace the main PCB or heat pump Notes 1 After a component is replaced or the inspection is completed turn the unit on off several times to confirm the error does not re occur...

Page 21: ...e to the dissolution of atmospheric contaminants Water with a pH less than 6 5 may be treated to raise the pH It is recommended that an analysis of the water from a rainwater tank be conducted before...

Page 22: ...nit mm Specification Refrigerant type R744 CO2 Mass volume 740 g Setting Outlet water temp 63 Product weight 49 kg MAX HEAT OUTPUT 6 0 kW MAX RATED POWER INPUT 2 3 kW Circuit Breaker Size 20A Design P...

Page 23: ...Sanden Heat Pump Installation Manual Page 23 of 32 Hot water storage tank unit REFER Drawing provided with tank...

Page 24: ...Sanden Heat Pump Installation Manual Page 24 of 32 315L 300L 250L 160L...

Page 25: ...Sanden Heat Pump Installation Manual Page 25 of 32 Wiring Diagram...

Page 26: ...rdance with the guidelines in the Sanden Heat Pump Water Heater System literature Warranty Exclusions 1 Repair and replacement work will be carried out as set out in the Sanden Heat Pump Water Heater...

Page 27: ...sions stated above your Sanden Heat Pump Water Heater System is warranted in a Residential application as follows Heat pump unit Sanden warrants all parts labour on the SANDEN water heater system for...

Page 28: ...h the installation manual Around the piping Action Completed A dedicated water supply stop cock is mounted The metal piping for the hot water supply has been properly insulated There is no water leaki...

Page 29: ...MEMO...

Page 30: ......

Page 31: ......

Page 32: ...SANDEN Heat Pump 40980 44913 Installation Manual AU...

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