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Geyser-RO 

Heat Pump Water Heater

Installation & Owner’s Manual 

Connection to Gas-Fired Water Heaters 

Version 2.5 

Summary of Contents for Geyser-RO

Page 1: ...1 Geyser RO Heat Pump Water Heater Installation Owner s Manual Connection to Gas Fired Water Heaters Version 2 5 ...

Page 2: ...are stated in the installation manual Do not allow children to play on or near the unit Make sure all power is disconnected and shut off before moving the unit Cover should not be removed with power on Internal components may be HOT Please allow sufficient time for the unit to cool completely before touching any internal components Ensure that the power receptacle for the Geyser RO is rated for 11...

Page 3: ...f the drain hose provided Check with the codes in your area for the proper way to dispose of the condensate A condensate pump may be required not included The Geyser RO will remove moisture from the air It is an efficient dehumidifier and many have found that the unit provides all the necessary dehumidification for the space the Geyser RO is located Moisture may occasionally cause frost to form on...

Page 4: ... x MIP 1 Teflon Tape 1 1 Hose Clamp 6 Condensate Tubing Note The two FH x FIPS fittings come pre assembled with two of the PEX x MIP fittings This pre assembled fitting should be hand tightened on the inlet and outlet connections of the Geyser RO No wrenches are to be used on the inlet and outlet connections of the Geyser RO Failure to comply will void warranty ...

Page 5: ... two shut off valves for easy alterations between your current water heating source and the Geyser RO To switch between heat sources simply turn off both the power and water supply to one source and turn on power and water supply to the other These valves are optional and not included in the installation kit Note Some shut off valves taper to a orifice which restricts flow and thus decreases effic...

Page 6: ...e shut off until a constant temperature above 50 F 10 C can be maintained When choosing the placement of the Geyser RO make sure the fan is not blocked or close to a wall or other object that could inhibit air flow The Geyser RO should be placed on the floor or set on vibration isolation pads Make sure the unit is higher than the drain and the drain line has an unobstructed path to the drain You c...

Page 7: ...ular application This installation method is designed to achieve maximum efficiency of the Geyser RO Deviating from the following installation procedure will affect the efficiency of the unit Deviation from the installation method could also damage the unit and void the warranty It is recommended that the Geyser RO be installed as close as possible to the water heater We recommend four feet This w...

Page 8: ...sfer pump available a garden hose will suffice Turn supply water off to the tank via the shut off valve on the cold water supply line Keep the hot water supply line open by opening several hot water faucets in the house Connect your garden hose to the drain valve and put the other end of the hose outdoors Open the drain valve and wait until all the water is drained from the tank This should take f...

Page 9: ...iptube and PEX fittings with the supplied Teflon Tape NTP fittings do not include fittings on Geyser front panel These are standard hose thread fittings Install 4 x brass nipple into the drain valve opening Do not over tighten the brass nipple ...

Page 10: ... sure the plastic water in feed tube slides all the way into the tank without interference from inside the tank Note If there are any obstructions in the way of the diptube from inside the tank please call Hubbell Technical Support to see how to install your Geyser RO Tel 203 378 2659 Install the second brass Tee on the exposed threads of the diptube assembly ...

Page 11: ... earlier into the end of the second brass Tee Carefully tighten the assembly until both brass Tees are in the horizontal position and the drain valve opening faces down Install both PEX x MIP fittings into the open connections on the brass Tees ...

Page 12: ...late your Geyser RO a shut off valve needs to be installed on each line For this installation four PEX lines will need to be cut Two of the hoses will go from the MIP fittings on the brass Tees to the shut off valve The other two PEX lines will go from the shut off valves to the Geyser RO MIP fittings This method only works when using PEX tube shut off valves Slip two PEX collars on each PEX hose ...

Page 13: ...en the cold water valve on the top of the tank to begin filling the tank This will also allow you to check the connections for leaks Leave one hot water faucet open in the house while filling to allow air in the tank and lines to escape Once the water begins running through the open faucet the system is full of water and you can close it If you have a leak shut off the cold water valve drain the t...

Page 14: ...ent air Press cork tape against water tank wall to make a seal from ambient air Wrap cork tape in foam tape to provide better insulation value Note More insulation provides a more accurate temperature reading The following drawing indicates the location of the Johnson Controls A419 sensor ...

Page 15: ... line so gravity will pull the condensate from the Geyser RO If the drain is higher than the condensate line a condensate pump may need to be incorporated to properly dispose of condensate from the unit Plug the Geyser RO into a 115VAC receptacle Turn power back on at the electrical panel Turn on the Geyser RO and enjoy your energy efficient hot water When the installation of the Geyser RO is comp...

Page 16: ...ld water supply at the top of the tank The hot water that exits the Geyser RO is to be returned to the tank through a Tee at the drain valve Note The following installation requires the cold water inlet to the water tank to be cut and a tee or connector assembly will need to be soldered in place Hubbell recommends this installation be done by a licensed plumber When the supplied dip tube isn t use...

Page 17: ...ng a Geyser RO to a solar water heater it is suggested to connect the bottom port to the Geyser RO inlet and the top port for the outlet Note Some solar water heaters have an immersion thermowell for temperature sensing If you have an immersion thermowell on your tank please contact a Hubbell technician to determine how best to program your electronic temperature controller to maximize performance...

Page 18: ...s case the supplied dip tube cannot be installed To install a Geyser RO to a boiler mate you will have to order a longer dip tube from Hubbell that will be installed on the top port of a tee from your P T Valve Note Installing a Geyser RO to a boiler mate will void your tank warranty For connecting to a boiler mate the following installation method is recommended ...

Page 19: ...ve the drain valve on top of the tank instead of on the side near the bottom If this is the case the supplied dip tube cannot be installed For connecting to a water tank with the drain valve located on the top of the tank the following installation method is recommended ...

Page 20: ...tank In this case the supplied dip tube assembly can be used but must be modified You will need to provide an additional brass tee to put in between the drain valve and the Geyser RO outlet on the original dip tube assembly For connecting to a tank with the cold water inlet and drain valve on the same line the following installation method is recommended ...

Page 21: ... Geyser RO is not performing to expectations Call Hubbell Technical Service before changing the preset functions Optional Temperature Controller Troubleshooting The water temperature inside the tank will be different than the reading on the A419 control This is because the water inside the tank is much better insulated from the ambient air than the sensor strapped to the outside of the tank Depend...

Page 22: ...d unit is in standby Green service light Solid Green Unit is producing hot water Amber light is on Solid Amber Unit is in the defrost cycle Red light is on Solid Red Unit is in over current Push the red reset button next to the power switch The Geyser will now operate normally There may be a 5 minute delay in starting If the situation persists turn the Geyser off and call for service Call technica...

Page 23: ...will go back into normal operation My Geyser is going into Defrost Mode frequently The Geyser is located in an area where the ambient temperature is low below 50 F and the humidity is high Check temperature I moved the Geyser while it was operating Now there is a red light and the Geyser won t run Moving the Geyser while it is operating can cause a locked rotor condition in the compressor Push the...

Page 24: ...ing bleach acetone or flammable substances Turn the unit off at the breaker before cleaning Drain and flush the water heater Draining the tank every six months will help to ensure that sediment does not build up in the tank and get into the Geyser RO Follow the directions from the tank manufacturer for draining the tank Turning off Storage of the Geyser When the Geyser is turned off for example in...

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Page 26: ...ve workmanship or materials The replacement part s assume the unused portion of the warranty The warranty does not include labor or costs incurred for diagnosis labor for repair removal or installing of replacement parts Shipping cost of replacement parts to and from Hubbell is not included The limited warranty covers manufacturing defects in materials and workmanship encountered in normal use of ...

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