Girard Products GSWH-2 User manual

Owner’s Manual
Girard Products LLC, 1361 Calle Avanzado, San Clemente CA 92673 USA
Features:
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Patent Pending
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CAUTION:Read฀and฀Follow฀all฀the฀Safety฀Rules฀and฀Instructions฀before฀operating฀this฀Appliance.This water heater is certified for
installation in Recreational Vehicles
(RV’s) and is not for use in Marine or
Space Heating Applications.
•฀Installation฀•฀Operation฀•฀Maintenance฀and฀ServiceInstaller/Customer฀Responsibilities
฀•฀Installation฀and฀Service฀must฀be฀performed฀by฀a฀Girard฀Products฀recommended฀installer,฀service฀agency฀฀฀or฀gas฀supplier.
฀•฀Do฀not฀attempt฀installation฀as฀a฀do-it-yourself฀project.
฀•฀Read฀and฀observe฀all฀safety฀rules.
฀•฀Shut฀off฀gas฀appliances฀and฀their฀pilot฀lights฀(if฀any)฀when฀refueling.
฀•฀Keep฀these฀instructions฀and฀warranty฀for฀future฀reference.
฀•฀Follow฀all฀applicable฀State฀and฀Local฀Codes.฀•฀Follow฀a฀regular฀schedule฀of฀maintenance฀as฀outlined฀in฀this฀manual.InstallationTANKLESS฀WATER฀HEATER฀-฀Model฀GSWH-2Complies with the requirements of
ANSI Z21.10.3-2014 and CSA 4.3-2014.

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Downloaded from www.Manualslib.com manuals search engine

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CRITICAL฀INSTALLATION฀WARNINGSDownloaded from www.Manualslib.com manuals search engine

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IMPORTANT!WARNING!฀CAUTION!USA฀AND฀CANADA฀-฀FOLLOW฀ALL฀APPLICABLE฀STATE฀AND฀LOCAL฀CODES฀IN฀THE฀ABSENCE฀OF฀LOCAL฀CODES฀OR฀REGULATIONS฀REFER฀TO฀CURRENT฀STANDARDS:The฀installation฀must฀conform฀to฀one฀or฀more฀of฀the฀following,฀as฀applicable:Downloaded from www.Manualslib.com manuals search engine

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D:฀Functional฀Tests฀WARNING!฀(maximum฀wire฀length฀is฀16’฀or฀5M)
CAUTION฀-฀Do฀not฀connect฀UCP฀wires฀to฀the฀power฀wires฀(BLACK฀or฀RED)฀on฀rear฀of฀water฀heater.INSTALLATION฀NOTE฀–฀The฀micro฀processor฀is฀always฀on.฀It฀draws฀apprixmately฀.20฀AMPs฀so฀it฀is฀advisable฀to฀turn฀OFF฀the฀12V฀power฀when฀in฀storage฀or฀dry฀camping.฀This฀can฀be฀accomplished฀by฀installing฀or฀utilizing฀an฀interior฀power฀switch฀(not฀provided)฀or฀turning฀the฀Water฀Heater฀circuit฀OFF.Downloaded from www.Manualslib.com manuals search engine

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Figure฀6WARNING฀–฀CAUTION!This฀completes฀the฀installation฀instructions฀of฀the฀Model฀GSWH-2฀water฀heater.Figure฀7WARNING!E:฀Door฀InstallationIf฀necessary฀for฀service,฀the฀door฀can฀be฀removed฀by฀removing฀hinge฀screws.฀฀Keep฀screws฀in฀a฀secure฀pace฀for฀remounting฀the฀doorDownloaded from www.Manualslib.com manuals search engine

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A:฀Understanding฀How฀the฀Girard฀Tankless฀Water฀System฀WorksOperationCONSUMER฀SAFETY฀WARNING!Downloaded from www.Manualslib.com manuals search engine

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
See TroubleshootingDownloaded from www.Manualslib.com manuals search engine

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Figure฀8B.฀Water฀Control฀Valve฀Flow฀Optimization฀(optional)Downloaded from www.Manualslib.com manuals search engine

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C:฀Operating฀ProceduresThe฀model฀GSWH-2฀can฀be฀operated฀in฀two฀different฀ways:For฀normal฀operation:WARNING!Figure฀9Downloaded from www.Manualslib.com manuals search engine

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D:฀Winter฀UseWinterizationAntifreeze฀DeviceIMPORTANT฀NOTICEDownloaded from www.Manualslib.com manuals search engine

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E:฀Replacement฀Parts:฀Components#DescriptionPhotoQty1Shell฀Top1
2ProportionalValve฀(Gas฀Valve)1
3Valve
Bracket1
4Power฀switch฀&฀Fuse฀holder฀Assy1
5External฀Fuse10A1
6Controller
Bracket1
7Air Pressure
Switch1
8Control฀Box฀(Microprocessor)1
9User฀Control฀Panel฀(UPC)฀Remote฀Cont.1
10Water฀PipeScrew฀Cover1
11O-Ring1
12Inlet-ValveGas฀Train1
13Valve-BurnerGas฀Train1
14Igniter1
15Burner 1
16ShellBottom 1
#DescriptionPhotoQty17Pressure฀Relief฀Valve฀Direction฀Tube1
18Pressure
Relief฀Valve1
19Water฀PipeAssembly1
20Flow฀Switch฀Inlet1
21Filter฀Screen฀Inlet1
22Dust฀Cap:Inlet/Outlet1
23Flow฀Switch฀Inlet฀Knob1
24Water฀FlowSensor 1
25RubberGasket1
26Temperature฀Probe฀for฀Water฀Inlet
1
27Inlet฀Thermostat(Antifreeze)1
28Temperature฀Probe฀for฀Water฀Outlet1
29Heater฀Exchanger1
30(ECO)฀T-Switch1
31Strain฀Relief1
32Blow฀Motor฀Assembly1

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1

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The฀most฀common฀are:E2:฀Flame฀sensing฀interrupted฀during฀normal฀operation.฀Buzzer฀will฀sound.E3:฀ECO฀open฀before฀ignition฀or฀during฀normal฀operation.E4:฀Water฀Inlet฀Temperature฀Probe฀probe฀failure.E5:฀Blower฀motor฀failure.฀E6:฀Over฀Temperature.E7:฀Linear฀valve฀failure:E8:฀Air฀pressure฀switch:E9:฀Flame฀sensor:
En:฀System฀Timer:
Fd:฀Water฀heater฀operating฀in฀Winter฀Use฀Mode฀(Freeze฀Protection):
Downloaded from www.Manualslib.com manuals search engine

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Figure฀10Functional฀Diagram฀of฀the฀Water฀Heater฀Wiring฀Diagram฀of฀the฀Electrical฀Connections฀within฀the฀UnitFigure฀11
Cutting
1 Blue
2 Blue
White
White
Blue
Blue
White
Red
Black
Brown
5 Yellow
4 Yellow
1 Red
3 Black
Inlet temp probe
Outlet temp probe
Remote controller
Water flow sensor
Wind pressure switch
Flame sensor/Red
Ignition pin
GND
To Switch On/Off
proportional valve
To Proportional
valve
To ECO thermostat
To Anti-freeze thermostat
1
Motor plug
1PIN: FG(Feedback)
2PIN: 0~+5VDC
3PIN: GND
4PIN: +24VDC
2 Black
1 Red
White
Black
2 Black
1 Red
Black
White
Orange
Yellow
Blue
Red
DC motor