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Table of Contents
Related Manuals for Sanden GUS-A45HPA
Summary of Contents for Sanden GUS-A45HPA
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Page 1: Cover Page
Heat Pump Unit GUS-A45HPA Sanden Heat Pump – Installation Manual Page 1 of 32... -
Page 2: Table Of Contents
Note: Every care has been taken to ensure accuracy in preparation of this publication. No liability can be accepted for any consequences that may arise as a result of its application. Sanden is in a process of continuous improvement with, therefore specifications may be different to those referenced in this manual –... -
Page 3: Introduction
Introduction The Sanden Heat Pump Water Heater System has been designed using the latest refrigeration technology to remove the heat from the air to heat water. The refrigerant we use is CO which does not contribute to global warming, so it allows us to help keep a clean healthy earth for future generations. -
Page 4: Installation Details/Layout
Such failure is not covered under any warranty agreements. Failure to comply with the above conditions will void the warranty. Figure 2: Typical installation layout 100 Psi Water Faucet Pressure Reducer 95 Psi MAX Sanden Heat Pump – Installation Manual Page 4 of 32... -
Page 5: Installation Location
10% and power consumption increased by approx.10% • For optimum operation install the unit per the above or in a location with no obstacles Sanden Heat Pump – Installation Manual Page 5 of 32... -
Page 6: Heat Pump Unit Installation
Note: The entire system is set up and fully functional when supplied. Once all the water and electric connections have been made the system will operate automatically provided that mains power is available. Sanden Heat Pump – Installation Manual Page 6 of 32... -
Page 7: Heat Pump/Water Piping Installation
The water supply must have a pressure of 29 PSI (200 kPa) or higher. A drain trap must be installed on the drain pipe if water is to be drained to a drain pan Sanden Heat Pump – Installation Manual Page 7 of 32... -
Page 8: Water Piping Installation
Drain water from the relief valve for one to two minutes. e) Run water from all the hot water supply faucets in the house for about ten minutes to clean inside the pipes. Sanden Heat Pump – Installation Manual Page 8 of 32... -
Page 9: Heat Pump Unit Water Piping
If the heat pump unit piping is kinked or clogged or the air inside was not removed during the test operation, temperature of the supplied hot water may become inconsistent. Sanden Heat Pump – Installation Manual Page 9 of 32... -
Page 10: Typical System Piping
Typical System piping Figure 6: Typical System piping 100 Psi Shut off Check Water valves valves Faucet Pressure Reducer 95 Psi Sanden Heat Pump – Installation Manual Page 10 of 32... -
Page 11: Mains Power/Electrical Installation/ Connections
Ensure ground wire is connected Secure the power supply wiring below the terminal block with the screw clamp fitting. Attach the terminal block cover and piping cover back on the heat pump unit. Sanden Heat Pump – Installation Manual Page 11 of 32... - Page 12 Figure 7: Power Wiring Connections Sanden Heat Pump – Installation Manual Page 12 of 32...
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Page 13: How To Connect Tank Unit Thermistor Cable
Replace the terminal block cover back onto the tank unit and tighten the screws. Figure 8: Connecting tank unit thermistor cable Tank unit Terminal block Thermistor cable Gasket Conduit connector Conduit Sanden Heat Pump – Installation Manual Page 13 of 32... -
Page 14: System Operation Using Continuous Power
Select the electrical supply mode that best suits the customer’s hot water consumption. The type of off-peak connection may need to be changed if hot water supply is not maintained as required. Sanden Heat Pump – Installation Manual Page 14 of 32... - Page 15 Check the Installation against the Installation Check list provided at the end of this manual Ensure that the work site is tidy; Sanden International recommends the use of Slim Duct or Fortress product to cover water piping on the outside of the house Sanden Heat Pump –...
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Page 16: Filling The System - Air Purge
Open the water drain plugs (2 places) on the Heat Pump Unit. Close the plugs after no air is confirmed in the water supply. Then connect power to the Heat Pump Unit. Open Faucets. Sanden Heat Pump – Installation Manual Page 16 of 32... -
Page 17: Freeze Protection
It is important to use a heat tape that directly senses the pipe’s temperature. Figure 11: Details on wrapping thermal insulation around the piping connector Sanden Heat Pump – Installation Manual Page 17 of 32... -
Page 18: Unit Operation - Time Setting
When no panel operation is performed for more than 60 seconds the display switches to the Sleep Mode and turns off. Sleep Mode is cancelled when Up, Down or Enter key is pressed. Sanden Heat Pump – Installation Manual Page 18 of 32... -
Page 19: Blackout Time Setting
Setting to other than ‘00’ (01 ~ 23) will be interpreted as a setting error and the end time will flash. Make sure to set both times to ‘00’ when cancelling the blackout time setting. Sanden Heat Pump – Installation Manual Page 19 of 32... -
Page 20: Maintenance Mode
Check the values measured by the thermistor. Drive setting mode: Switch the heat pump unit on/off. Compulsory operation mode: Compulsorily operate the water heating cycle. (Force on) Pump remote operation mode: Run the water circulation pump. Sanden Heat Pump – Installation Manual Page 20 of 32... -
Page 21: How To Switch Maintenance Mode
After the mode is switched, press the Enter key to select a mode from the six modes described above. To exit maintenance mode, press and hold down the Enter key, or leave for more than 60 seconds with no panel operation. Figure 13 Maintenance mode diagram Sanden Heat Pump – Installation Manual Page 21 of 32... -
Page 22: Error Codes
HP water outlet over temperature 2 - Ensure mains water supply is available - Ensure all shut off valves are open - If the water circulation pump is not working, replace the pump Sanden Heat Pump – Installation Manual Page 22 of 32... -
Page 23: Error Codes
60 seconds at a time to confirm the error does not re occur. 2. If the corrective actions above do not solve the error problem, a malfunction of the PCB is most likely. Sanden Heat Pump – Installation Manual Page 23 of 32... -
Page 24: Water Supply Quality
Dimensions and Technical Data Sanden Heat Pump – Installation Manual Page 24 of 32... - Page 25 Hot water storage tank unit GAU-315EQTE Storage capacity 83 / 66 gallons Product weight 154 / 134 lbs Design pressure 100 PSI (700 kPa) Storage tank material Stainless steel Outside casing Colour coated zinc steel Sanden Heat Pump – Installation Manual Page 25 of 32...
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Page 26: Dimensions And Technical Data
1.0 kw * Heated water temp. F (65 *1 Ambient temp. (Dry / Wet) 61℉ (16℃) / 63 ℉ (17℃), Inlet water temps. 63℉ (17℃), Outlet water temp. 149℉ (65℃) Sanden Heat Pump – Installation Manual Page 26 of 32... -
Page 27: Wiring Diagram
Wiring Diagram Sanden Heat Pump – Installation Manual Page 27 of 32... -
Page 28: Warranty Policy
3. Where the Heat Pump Water Heater System is installed outside the boundaries of a metropolitan area as defined by Sanden or further than 15 miles from an accredited service agent, the cost of transport, insurance and travelling costs between the nearest accredited service agent's premises and the installed site shall be the owner's responsibility. -
Page 29: Warranty Period
Workmanship or other modes of failure. Warranty period Subject to the Warranty Conditions and Exclusions stated above, your Sanden Heat Pump Water Heater System is warranted as follows: Heat pump unit – Six years from date of installation Tank unit –... -
Page 30: Post Installation Inspection Checklist
On completion of the installation, inspect and check off each item in the charts on the following page. Once the inspection has been completed remove the inspection table and hand to the customer. Sanden Heat Pump – Installation Manual Page 30 of 32... -
Page 31: Check Sheet
Insulation is provided for the water supply/hot water supply and heater pump pipes. During draining of the tank unit water does not overflow from the building drain. Installed By…………………………………… Date………………………………… Inspected By ………………………………… Date………………………………… Sanden Heat Pump – Installation Manual Page 31 of 32... - Page 32 SANDEN Heat Pump Sanden Heat Pump – Installation Manual 40980-44750 Installation Manual Page 32 of 32...