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Sanden Heat Pump – Owner’s Manual 

Page 

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It  is  very  important  that  the  easing  mechanism  is  operated  slowly.  The  TPR  has  an  auxiliary  relief 
device fitted to the side of the valve body if the TPR is operated suddenly this will open and discharge 
water from drain line.
Warning: Stand clear of the drain line's point of discharge water discharged from the drain line will be 
hot.  As  water  is  heated  it  expands  by  approximately  1/50  of  its  volume.  This  expansion  causes  the 
pressure in the water heater to rise. To control the pressure in the water heater the Expansion Control 
Valve  will  open  and  relieve  a  small  amount  of  water  during  heating,  this  is  normal  operation. 
If dripping is seen from the TPR drain it indicates that there may be a problem with the operation of the 
ECV;contact the Rheem Service department.
Once  heating  is  complete  there  should  be  no  sign  of  dripping  from  either  of  the  relief  valve  drains. 
Continuous  leakage  of  water  from  the  relief  valve  may  indicate  a  problem  with  the  water  heater  or 
valves; contact the Rheem Service department. 
Warning: Never block or obstruct drain lines from the water heater. Doing so will prevent the correct 
operation of the TPR or ECV and cause a hazard.

Warranty Policy 

Warranty Conditions 

1.

 

The  EcoPlus  H

ot

  W

ater

  Heat  Pump  System  must  be  installed  in  accordance  with

 

the

installation  instructions  supplied  with  the  Heat  Pump  Water  Heater  System,

 

and

in

 

accordance

 

with

 

all

 

relevant

 

statutory

 

/

 

local

 

requirements

 

of

 

the

  region

 in which the water

 

heater is installed.

2.

The  decision  of  whether  to  repair  or  replace  a  faulty  component  of  the  heat  pump  unit

("Heat Pump") or the Heat Pump itself is 

the

 sole discretion 

of Rheem 

(on behalf of Sanden).

3.

Where  Rheem  determines  at  its  sole  discretion  that  the  Heat  Pump  needs  to  be  removed

 

for

repair,  Rheem  may  undertake  such  removal  and  may  permanently  replace  the

defective  Heat  Pump  with  a  substitute  Heat  Pump  that  is,  in 

the 

reasonable  opinion

  of

Rheem

, in a better or equal condition to the repaired Heat Pump.

4.

Where  a  failed  component  or  E

coPlus

  Heat  Pump  Water  Heater  System  is  replaced  under

warranty,  the  balance  of  the  original  warranty  period  will  remain  effective.  The  replaced

 

part

or Heat Pump Water Heater System does not carry a new warranty.

5.

Where  the 

EcoPlus 

Heat  Pump  Water  Heater  System  is  installed  outside  the

boundaries  of  a

 

metropolitan  area  as  defined  by  Rheem  or  Sanden  or  further  than  25

kilometers  from  an

 

accredited  service 

centre

,  the  cost  of  transport,  insurance  and 

traveling

costs  between  the

 

nearest  accredited  service 

centre

's  premises  and  the  installed  site

shall  be  the  owner's

 

responsibility.

6.

Where  the  E

coPlus

  Heat  Pump  Water  Heater  System  is  installed  in  a  position  that  does

 

not

allow  safe,  ready  access,  the  cost  of  accessing  the  site  safely,  including  the  cost  of

 

additional

materials  handling  and/or  safety  equipment,  shall  be  the  owner's

 

responsibility.

7.

The  warranty  only  applies  to  the  E

coPlus

  Heat  Pump  Water  Heater  System  and  original

 

or

genuine  (company)  component  replacement  parts  and  therefore  does  not  cover

 

any

plumbing  or  electrical  parts  supplied  by  the  installer  and  not  an  integral  part  of  the

 

Heat

Pump  Water  Heater  System.  Such  parts  would  include  pressure  regulating  valve,

 

isolation

valves, check valves, electrical switches, pumps or fuses.

8.

The  Heat  Pump  Water  Heater  System  must  be  sized  to  supply  the  hot  water  demand  in

accordance with the guidelines in the EcoPlus How Water Heat Pump System literature.

Summary of Contents for GAU-A45HPC

Page 1: ...GAUS 300FQS Heat Pump Unit GAU A45HPC This appliance is not to be used by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless th...

Page 2: ...e patents or registered designs in the name of Sanden Australia Pty Ltd TRADE MARKS Registered trademark of Sanden Australia Pty Ltd Note Every care has been taken to ensure accuracy in preparation of...

Page 3: ...currently available It s even more efficient when connected to off peak power and the noise level is so low it will operate unobtrusively throughout the night How it works The EcoPlus Hot Water Heat...

Page 4: ...Sanden Heat Pump Owner s Manual Page 4 of 20 Do not touch the tap while hot water is being supplied...

Page 5: ...Sanden Heat Pump Owner s Manual Page 5 of 20 LPG Please contact the EcoPlus authorized installer about insulating the pipes Contact the EcoPlus authorized installer for repair...

Page 6: ...failure and the performance of the unit not being guaranteed Anywhere the lowest temperature reached isbelow minus 10 degrees centigrade Indoors Applies only to the heat pump unit Anywhere not comple...

Page 7: ...Sanden Heat Pump Owner s Manual Page 7 of 20 Do not install the unit anywhere it will be exposed to sea water or sea spray...

Page 8: ...This system delivers hot water exceeding 55o C Reference should be made to AS NZ3500 and or local regulations relating to the need for temperature tempering devices The unit must be stored and transpo...

Page 9: ...blockage Water flow speed may be dropped due to the heat pump piping bend blockage or crush Check for any piping bend or crush and remove if any Pipes may be frozen If frozen area is found on the pipi...

Page 10: ...tion error between main PCB to control PCB HC HP water outlet temperature thermistor error E8 High inlet current error J3 HP discharge temperature thermistor error H8 Current error J5 HP suction tempe...

Page 11: ...efer to figure 4 1 Switching to Air Removing Mode Long press the Up and Down keys to switch to the Heat Setting Mode 2 Press the Up or Down keys to switch to the Air Removing Mode and press the Enter...

Page 12: ...supply is cut off i e if it is connected to off peak power However the system will automatically start operation once the electricity becomes available System operation if connected to off peak electr...

Page 13: ...Remove the piping cover 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...

Page 14: ...ve due 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 be...

Page 15: ...Sanden Heat Pump Owner s Manual Page 15 of 20 Technical data Heat pump Unit Dimension All dimensions displayed in millimeter SPECIFICATION Tested under AS NZ5125 1 2014 requirements...

Page 16: ...Sanden Heat Pump Owner s Manual Page 16 of 20 Hot water storage tank unit Refer Drawing provided with tank...

Page 17: ...ts such as the relief valve s are not included in the Rheem warranty A charge will be made for this work Only genuine replacement parts should be used on this water heater The major service includes R...

Page 18: ...Heat Pump itself is the sole discretion of Rheem on behalf of Sanden 3 Where Rheem determines at its sole discretion that the Heat Pump needs to be removed for repair Rheem may undertake such removal...

Page 19: ...ay sulfur environments Where the unit fails to operate or fails as a result of ice formation in the piping to or from the EcoPlus Heat Pump Water Heater System Repair and or replacement of the EcoPlus...

Page 20: ...SANDEN ECOPLUS Owners Manual NZ 320581 Rev A June 2020 Sanden Heat Pump Owner s Manual Page 20 of 20 Contact Rheem New Zealand Free Phone 0800 657 336 www rheem co nz...

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