Bosch Appliances Model GWH 425 Bosch Group Bosch Water Heating Mad River Park, Serial Number

Page 28

Installer Checklist, to be performed by installer upon installation

Serial Number	___ ___ ___ ___ ___ ___ ___ ___
	(8 digit serial number is located on rating plate on right side panel)
Gas Pressure Reading*	Static__________	Operating__________
Building Water Pressure	__________ Range if on Well system __________
Average Winter Temperature	__________
Average Summer Temperature	__________
Installing Company	_____________________________________________
Installer name	_____________________________________________
Address	_____________________________________________
Phone	_____________________________________________

* See Chapter 3.8 and gas pressure table (to be filled out by installer)

Installation manual should be left with the owner after the installation is tested and completed

BBT NORTH AMERICA

Bosch Group

Bosch Water Heating

340 Mad River Park

Waitsfield, VT 05673 Phone 866-330-2730 Fax 802-496-6924 www.boschpro.com techsupport@boschpro.com

VULCANO Termodomésticos S.A.

Estrada de Cacia

3801 - 856 Aveiro - PORTUGAL

Recycled paper	© 2006 BBT NORTH AMERICA CORPORATION,
	Waitsfield, VT all rights reserved

Image 28

Contents GWH-425-PN-N GWH-425-PN-L Index IndexGWH 425 PN specifications Technical data Over heat prevention temperature limiter Water resistantAppliance details Appliance detailsUnpacking the GWH 425 PN heater General rules to follow for safe operationDimensions and installation clearances Dimensions in Inches and mmInstallation instructions Proper location for installing your heaterHeater placement and clearances Installation instructionsMounting Heater Screws Incandescent particle trayCombustion air requirements Appliances located in confined spacesVenting Installation instructions Masonry chimney Existing interior masonry chimneyGas piping & connections GAS ConnectionsFor Natural GAS Connecting manometer Shut off gas Connecting the pressure relief valve PRVMeasuring gas pressure Water connectionsFor your safety read before operating your water heater Operation instructionsRecirculation application Operation instructionsLighting instructions To turn off applianceTemperature adjustment knob Setting the water temperatureDraining water from heater Maintenance and service Maintenance intervalsWater valve PilotVent assembly Main burnersMineral scale build-up Operate the circulating pumpTroubleshooting Pilot lights, but goes out when button is releasedIntroduction Pilot does not light Pilot goes out during or after hot water useBurners do not light with water flow Hot water temperature fluctuates at tapCheck for a clogged inlet water filter screen see chapter Noise when heater is running Water is too hotWater is not hot enough Burners ignite without hot water flowBurners do not operate cleanly yellow flames when operating Protecting the environment Protecting the environmentSaving water resources Interior components and diagram parts list Interior components and diagram parts listInterior components Components diagram Components DiagramParts list Description ReferenceFifteen Year Limited Warranty Bosch Group Bosch Water Heating Mad River Park Serial NumberGas Pressure Reading Static Waitsfield, VT all rights reserved