Marey GA5PORT User manual

PORTABLE TANKLESS GAS WATER HEATER
INSTRUCTION MANUAL
Keep this manual with you after your unit has been installed,
you may need it for further technical information.
GA5PORT MODEL
GAS WATER/AGUA

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Congratulations! You’ve just purchased a new Marey Portable
tanklesswater heater, and will soon begin enjoy the benefits of
“going tankless”.
Use this manual to guide you through the installation and operation,
as it contains important safety tips and instructions.
Please take the time to thoroughly read and understand the
safety and installation manual in its entirety before you attempt
to install your new Portable tankless water heater.
If you are not familiar with basic plumbing and electricity we highly
recommend that you consult the services of a professional
to assist you with this installation. TROUBLE-SHOOTING
WARNINGS
GENERAL DESCRIPTION
COMPONENTS
HOW TO START
INSTALLATION
TECHNICAL SPECIFICATIONS
WARRANTY POLICY - US AND CANADA
ADJUSTMENTS
CUSTOMER SERVICE
OTHER PRODUCTS
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0504
Caution
To identify a gas leak, a peculiar scent was added to Natural and Liquid Propane
Gas. If you are unfamiliar with the smell of Natural or Liquid Propane Gas, please
consult your local gas supplier. They maybe some conditions that can cause the
scenttodiminishinintensity,makingitdifficulttoidentifyagasleak.
-LiquidPropaneGasisdenserthanairandwillamassfirstonlowerareasmakingit
difficulttodetectatnoselevel.
- Before attempting to light the unit uses a soapy solution to check all gas fittings
and connections. Bubbling at a connection indicates a gas leak that must be
corrected. Also make sure to smell for gas leaks. When smelling to detect a gas
leak,besuretosniffneartheflooralso.
- Installing Gas detectors is highly recommended for both Liquid Propane and
Natural Gas applications. Please refer to local laws, regulations and
manufacturer'srecommendations in order to correctlyinstallagas detector in your
house.
-UnitsusingNaturalgasaredifferentfromLiquidPropanemodels. Foryoursafety
donotusesnaturalgaswithLiquidPropaneUnitandviceversa.
- You should never attempt to convert the water heater from Natural Gas to Liquid
Propane.
- Do not connect the unit to a fuel type that is not in accordance with the
specificationstoavoidpossible,fire,equipmentdamageorpersonalinjury.
OtherPrecautions
1.ThisunitonlyusesLiquidPropaneGas.
2. Please do not place hands or other objects on top of the heater or the exhaust
gaspipe,itisveryhot.
3.Ifthesmellofgasisdetected,turnoffthegasvalveatthetankimmediately.
4.Donotuseinstrongwindconditions.
5.Donotleaveunattended.
6. Do not over tighten the gas regulator connection to the unit with a wrench. This
maybreakthegasinlet.
The MAREY PORTABLE liquid propane gas water heater is capable o delivering
1.4 GPM (gallons per minute) - 5 (LPM liters per minute). This unit has a standard
1/2“NPT pipe fittings and an adapter for using a standard garden hose for inlet
watersupply.
Ignition is automatic and powered by 2 “D” cell batteries (not included). Burners
comeonwhenwaterpressureismorethan5PSI,andoffwhenthewaterisshutoff.
Ashowernozzlewithmultiplespraypatternsisincluded.
For gas supply a standard 20 pound propane cylinder (not included) is required.
This is similar to the gas tanks used with outdoor grills. A regulator with hose is
furnishedwiththeheater.
An additional safety feature of an automatic 20 minute shutoff timer that is reset
eachtimeoperationstopsortheshowerheadisturnedoffandbackon.
1- Portable
2 - ODS Device
3 - Temperature Controller
4 - Sensor Pin
5 - Gas Adjusting Valve
6 - Solenoid Valve
7 - Pulse Generator
8 - Gas inlet
9 - Hot Water Inlet
10 - Wall Mounting Holes
11 - Back Plate
12 - Heat Exchanger
13 - Ignition Pin I
14 - Ignition Pin II
15 - Burner
16 - WaterAdjusting Valve
17 - Micro-Active Switch
18 - Cell Box
19 - Release Device
20 - Water Inlet
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Perfect for Camping!

1. Check the box for damage. If damage is caused by shipment, it must be
reported immediately.
2. Make sure you have all the parts:
a.GasRegulatorandHandShowerNozzlewithON/OFFControl
b.HardwarePackand½”NPTtoGardenHoseAdapter
3. If you are using a regular standard garden hose, please use ½” npt to connect
gardenhoseadapterinclude.Pleaseuse thesealing tape(teflon) onthe threadsto
avoidleaks.Alsocheckif thescreen filterfrom thewaterinletisinplace,makesure
it is cleans from any particular blocking the water entrance. Having this point done
thenyouarereadytoattachthewaterinput/gardenhose.
4. Install gas supply in to the inlet gas pipe. Do not over tighten, this can break or
crackthe inlet pipe. Make sureaftertight it that inlet pipeisnot moving to avoid any
gasleakingormal-function.
5. Connect the shower nozzle to the water outlet. Make sure you used teflon and
connectedbyhandpreasureonly.
6. Install the two batteries size “d”. Look to the cap of the batteries case, it shows
howtoinstallthebatteriescorrectly.
7.Usethetopandbottomtabofthebackcoverheatertosuspenditfromthewall.
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Do not use the handle to suspend. Make sure to install carefully using a backup
hrenchinthegasinlethosetoavoidstressandbrokengasinletpipe.
8. Attach the gas regulator by hand pressure to avoid any broken part and make
surethe gas tank valve is off.Before hooking thegas valve connection, make sure
itiscompletelyintheoffposition.
BeforegoingtotheHOWTOUSEsection
Attention: Make sure that around the area there are no flammables, especially
gasoline or other vapors that can ignite and there are no objects that can fall over.
Theexhaustandtopoftheunitwillbehot.
9. You will hear a series of clicks and the burner will ignite. If the burner doesn’t
igniteafter5seconds,turnofftheheaterandreadthe"TroubleShooting"section.
10. To ensure draining of water, after use, open the drain valve (ribbed cylindrical
stemnexttothewaterinputvalve).
IMPORTANT: Ensure that the drain valve is opened and water drained from the
unitaftereachusetoavoidinternaldamagetothewaterregulator,iftheoutside
1. Turn on incoming water supply ensuring that you have an adequate water
pressure,between5-145PSI.
2.Verifythattheshowernozzleistheoffposition.
3.Openthegasvalveonthecylinderalltheway.
4. If a gas leak is detected, turn off the gas valve INMEDIATELY! Do not touch the
“on/off”switch.
5.Setthewaterregulatorknoballthewaytotheleft.
6.Setthegasregulatorknobonthefaceoftheunittothehalfwaymark.
7. Turn the “ON/OFF” switch on the bottom of the unit to “ON” (the ON/OFF switch
usestheinternationalstandardof“I”forONand“0”forOFF).
8.Turnthespraynozzletothe“on”position.

temperatureisaroundor belowfreezing (32degreesF,0degreesC). Unhookthe
outgoing water line to ensure that any water in the heat exchanger cause is
drained. The lack of proper drainage in your unit may cause damage to the water
heaterthatwillnotberepairable.Seeourwarrantypolicy.
The temperature of the incoming water with the amount of heat applied are
influentialinthetemperatureoftheoutgoingwater.
1. Set the gas regulator to low, and the water regulator to high, feel the outgoing
water.Thisisthelowestsettingavailable.
2. To raise the outgoing temperature, turn the gas valve towards maximum.There
will be a slight delay between increasing the gas supply and the increase in water
3. If you wish to use water without it being heated turn the ON/OFF switch at the
bottomoftheunitto“OFF”(“0”).Thiswilldisconnectthegasflowandigniters.
temperature. If you want the highest setting available then turn water regulator all
thewaytothemaximum.Adjustslowlyandcheckthetemperatureoften.
The unit will produce temperatures capable of harming the skin! Make sure
thatyoutestthewaterbeforetakingashower!
Theunitsdoesnotstartatall
1.Makesureyouhavenewbatteriesinstalledinthecorrectposition.Checkthecap
ofthebatterycaseforinstructionsonhowtheyshouldbeinstalled.
2. Usually, the main reason most units does not ignite is that there is not enough
waterpressure. The unit musthaveahavea minimum of 5 PSI of sustained water
pressuretoturnon.
3.Verifythatthe water hosesareconnected properly, iftheyare not theunitwill not
work.Checkthattheincomingisonthefarrightandtheoutgoingisinthemiddle.
4.The"On/Off"switchshouldbewiththe“—“signpusheddown.
ADJUSTMENT: On the bottom of the unit, you will see 2 oval holes in the case.
Thefurthest hole on therightlooks up at thewaterregulator where you willseetwo
Philip head screws. Furthest on the right the is a screw that you must turn about a
¼or ½. Theunit willbeable tooperateon alowerwater pressurebyrestricting the
flow.
5. During shipping if a wire disconnected, make sure that the gas valve and the
switchisshutoff.Thefrontcoverisheldbyfourscrews,twoatthetopandtwoatthe
bottom. The knobs pull off. All the wiring is done with push together plastic
connectors.Whenafurtherdismantlingoftheunittheyareallvisible.
6. There is a possibility that some epoxy or debris might have entered the water
regulator. Check that the water inlet filter screen is clear of debris. To flush the
systemyou can reversethehookup by takingthewater source andhookingit up to
thewateroutletsideandback.
If the gas cylinder is contaminated by air, cycle the unit on and off several times to
purgetheairfromthegas.
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Hot
water out Cold
water in
LPG (Liquid Propane Gas)
GA5PORT
2.2 LPM / 0.58 GPM
5 LPM / 1.4 GPM
35,000 BTU/h
0.4 PSI
3.6 - 145.0 PSI
Electric Pulse, D Cell Battery Powered
(No electrical connection required)
Auto-cutt-off, water, controlled, automatic
ignition, anti-dry combustion, over-pressure,
overheating, flameout protection
17.0" x 11.4" x 4.7"
12 lbs
½" NPT, incoming/outgoing water & gas
54 - 87%
TECHNICAL SPECIFICATIONS - PORTABLE
Fuel Type
Model
Activation Flow Rate
Maximmum Flow Rate
BTU/h
Related Gas Pressure
Aplicable Water Pressure
Ignition
Protections
Height x Width x Depth
Weight
Pipe Fittings
Energy Efficiency

7.Verifythatyouhaveyourwatersupply(waterinlet)andshowerhandle(wateroutlet).
Waterflowsthroughthe unit,butthereisnohotwatercomingout
1. New batteries are required for ignition spark. Verify that the batteries aligned in the
proper polarity (+/-). Check the battery case cap for instructions on how to install the
batteriesproperly.
2.Checkthatthewaterpressureis,atleast,5PSI,sustained.
3. Ensure that the Liquid Propane regulator is threaded all of the way on to the unit and
thatyouhaveanadequategasinyourpropanebottle.
4. Verify that you have hooked up the outgoing water supply and the incoming water
supply properly. The shower head should be attached to the outgoing water(located at
the center) and the water supply should be attached to your incoming connection
(locatedonthefarright).
Thewateriscomingoutwarm.
Thewateriscomingoutwarm
1.Checkifthereisablueflamebylookingontheviewerpane. Ifyouseeayellowflame
it could be a cracked gas regulator. Please call Marey Heaters Corp directly if this
happens,donotattempttouseit.
2. The unit is being operated at an altitude above the 6,000 feet. The unit has been
tested at altitudes of more than 7,000 feet but we only recommend using it below an
elevationsof6,000feet.
Unitstartsfora shortamountoftimeandthenshutoff
1. Check that the thermocouple is able to complete the circuit by checking that is
flushedwith thehole inthe heatexchanger.Thisispossibly occurringbecause iseither
tooloworhightocompleteit.
2.Lookifthegassensorshavecomelooseorcheckthatisproperlyconnected.
3. If you run out of gas, if you have low gas, or if your Propane gas cylinders are
contaminated with air (especially new tanks upon their first filling), than Cycle the unit
on and off by using the shower head switch several times (5) to purge the air from the
gas.
4.Strongwinds.
5. This unit activate at a sustained water pressures of 5-145 PSI. If your house water
pressure is below the minimum the unit will not activate. You will need a sustained
waterpressureofapproximately40-60PSIforadequateuse.
DearCustomer,
You have 30 days from your purchase date to register in Marey Heater Warranty
Program in our web site www.marey.com. Registration after 30 days voids
Warranty.Warrantyappliesonlydueto manufacturing defects.Damagecaused
by customer due to a bad installation, exposure to extreme climate conditions,
heaters with broken seal or unarmed interior are not covered by warranty. We
highlyrecommendyouto install your unit according to the Instructions Manual and
withaspecializedplumber/electrician.
Marey warranty cover parts and labor during its lifetime. The warranty does not
coverreimbursement.
Iftheheater undergoes any changes under warranty and had been repaired within
thisperiod,itisyourresponsibilitytocontactMareytonotifythenewserialnumber.
5YEARSWARRANTYCOVERAGE
MareyHeaterguaranteesthiswaterheatertotheoriginalownerofthewaterheater
at the original installation location against defects in material for the periods
specifiedbelow.
WARRANTYPERIOD
1stmonthofpurchase:coverparts,laborandshippingbackandforth.
1st year of purchase: cover parts and labor. Customer should ship the unit to
MareyHeaterCorpCentralServicesinPuertoRicoinordertogetitrepaired.
2nd to 5th year of purchase: coverparts.Customer should ship the unit to Marey
HeaterCorpCentralServicesinPuertoRicoinordertogetitrepaired.
Note: Damage caused by exposure to freezing conditions is not covered by the
warranty.
Note:Damagecausedbyscaleformationisnotcoveredbythewarranty.
-EXCLUSIONS
1. THIS LIMITED WARRANTY SHALLBE THE EXCLUSIVE WARRANTYMADE
BY THE MANUFACTURER AND IS MADE IN LIEU OF ALL OTHER
WARRANTIES, EXPRESSED OR IMPLIED (WHETHER WRITTEN OR ORAL),
FOROTHERSELLERSORDISTRIBUTORS.
2. Manufacturer shall not be liable for incidental, consequential, special or
contingent damages or expenses arising, directly or indirectly, from any defect in
thewaterheaterortheuseofthewaterheater.
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3.Manufacturershallnotbeliableforanywaterdamagearising,directlyorindirectly,
fromanydefectinthewaterheatercomponentpart(s)orfromitsuse.
4.Manufacturershallnotbeliableunderthiswarrantyif:
a) The water heater or any of its component parts has been subject to misuse,
alteration,neglectoraccident,or;
b) The water heater has not been installed in accordance with the applicable local
plumbingand/orbuildingcode(s)and/orregulation(s),or;
c) The water heater has not been installed in accordance with the printed
manufacturer'sInstructions,or;
d)Thewaterheaterisnotcontinuouslysuppliedwithpotablewater.
e)Thepossible damagescaused forlabor or otherexpenses incurredin theremoval of
theproductoranyexpenseshall.
*Installation or Removable Service is not covered under warranty.
- The warranty seal should be intact
- Original purchase receipt will be required
- Your unit should be registered in the warranty
program within 30 days of purchase
TO REQUEST A REPAIR UNDER WARRANTY*
WARRANTY
COVERAGE PARTS SHIPPING
1 Month
1 Year
2-5 Years
LABOR*
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GAS AND ELECTRIC HEATERS
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Please visit our website to get to know more about other Marey products.
Delbrey Street, 211
San Juan, Puerto Rico
00912
Tel. [phone]
TELÉFONO LIBRE DE COSTO / TOLLFREE
1-877-727-0277
www.marey.com
MINI MAREY
AQUAMATIC POWER GAS
SANTON
GAS PORTABLE POWER PAK
Marey Heater offers an excellent Customer Service. If you have any question
about our product, information about how to install a unit, about our Warranty
Services or if you want to share with us a suggestion, get in touch with us!
1-877-727-0277
A Toll Free number for all your needs!
[e-mail]
* If you bought your unit trough e-commerce, please contact Marey Heater directly.
DO NOT contact your seller.