Bosch GWH 1600 PS Owner'S Manual Download Page 1 | Manualshive

Page: 1 / 28

background image

1
2
3
...
»

Summary of Contents for GWH 1600 PS

Page 1: ......

Page 2: ...assembly 18 5 6 Mineral scale build up 18 6 Troubleshooting 20 6 1 Introduction 20 6 2 Pilot does not light 20 6 3 Pilot lights but goes out when button released 20 6 4 Pilot goes out during or after hot water use 20 6 5 Burners do not light with water flow 21 6 6 Hot water temperature fluctuates at tap 21 6 7 Water is too hot 21 6 8 Water is not hot enough 22 6 9 Burners ignite without hot water ...

Page 3: ...e see Measuring Gas Pressure chapter 3 8 Venting Natural Draft Vent diameter inches 5 Minimum height feet 6 with no elbows Vertical termination Sidewall termination only with AQ1 power vent kit Water Hot water connection inches NPT Cold water connection inches NPT Water valve material Brass Minimum water flow 0 5 gallon minute 1 9 l m Minimum recommended water pressure 30 PSI 2 07 bar Connections ...

Page 4: ...ipe installation are very important If not installed correctly fatal accidents can be caused by lack of air carbon monoxide poisoning or fire 4 The appliance and its gas connection must be leak tested before placing the appliance in operation The appliance must be isolated from the gas supply piping system by closing its individual manual gas shutoff valve not supplied with heater during any press...

Page 5: ...ns in Inches and mm 4 Heat exchanger 5 Burner 11 Water valve 20 Gas connection 36 Front cover 37 Holes for hanging on wall 38 Exhaust pipe union 39 Draft diverter 40 Gas valve 49 Observation window 50 Piezo Igniter button 51 Off button 52 Pilot button 53 On button ...

Page 6: ...llations in an alcove or closet maintain the minimum clearances to combustible and non combustible materials listed below See also Fig 4 A Top 12 inches 306 mm B Front 4 inches 100 mm C Back 0 inches D Sides 4 inches 100 mm E Bottom 12 inches 306 mm Fig 4 Minimum clearances Warning The water in this water heater is cold and always remains cold except for the times that hot water is being used DO N...

Page 7: ...oard s either 1x4 s or 1 2 minimum plywood first be attached across a pair of studs and then the heater should be attached to the support boards see Fig 7 B Secure the two included L shaped hooks to wall studs or support board 13 1 4 apart See Fig 7 B Hang heater on two L shaped hooks See Fig 8 Fig 6 Remove front cover Fig 7 Support board Fig 8 Secure heater to wall Warning before starting install...

Page 8: ...s installed in the space That would be 5850 cubic feet for the AquaStar GWH 1600 PS alone b Installations in structures that have been tightly constructed air infiltration rate of 0 40 ACH or less must be provided with combustion air per the National Fuel Gas Code Consult a HVAC specialist if your air infiltration rate is questionable Appliances located in confined spaces The confined space must b...

Page 9: ... to be considered in the total gas vent height B All gas vent sections must be secured to each other with sheet metal screws and be properly supported Horizontal runs Any gas vent section that is greater than 45 degrees from the vertical is considered horizontal Horizontal sections must slope upwards at least inch for every foot of its horizontal length and be properly supported Keep the horizonta...

Page 10: ...chimney may have to be tile or metal lined before the insertion of the gas vent pipe check local codes for clarification The lining material must be listed for use only with naturally drafting draft hood equipped gas appliances Follow manufactures instructions for installation of listed lining material You may not vent any other fuel burning appliances into any free space remaining in the chimney ...

Page 11: ...leaks HIGH ALTITUDE INSTALLATION The pressure regulator provided with the heater is adjusted to deliver the proper gas pressure as indicated on the rating plate and in the manual for altitude up to 2000 feet 660 meters above sea level On appliances being installed above 2000 ft 660 meters elevation the inlet gas pressure should be set at installation to the value shown below Note The gas pressures...

Page 12: ...sure Drop of 0 5 Inch Water Column EHD Equivalent Hydraulic Diameter The greater the value of EHD the greater the gas capacity of the tubing Tube size inches EHD 10 20 30 40 50 60 1 2 18 EHD 82 58 47 41 37 34 3 4 23 EHD 161 116 96 83 75 68 1 30 EHD 330 231 188 162 144 131 1 1 4 37 EHD 639 456 374 325 292 267 Length of Flexible Corrugated Stainless Steel Tubing CSST Feet Tube size inches EHD 10 20 ...

Page 13: ...ted stainless steel flex line piping be used for at least three feet before and after the heater follow local codes if more stringent Never sweat any rigid piping directly to or beneath the water connections or damage can occur to the internal water valve from heating of the pipe Plastics or other PEX type plumbing line materials are not recommended for connecting directly to the water heater Keep...

Page 14: ...lot follow these instructions exactly B What to do if you smell gas B Close gas valve Open windows B Do not try to light any appliance B Do not touch any electric switch do not use any phone in your building B Immediately call your gas supplier from a neighbors phone Follow the gas supplier s instructions B If you cannot reach your gas supplier call the fire department C Use only your hand to push...

Page 15: ... in for at least 15 seconds with pilot burning before releasing When the pilot button is released the pilot should continue to burn If the pilot button does not pop out to an intermediate position when released stop and immediately call your service technician or gas supplier If pilot does not stay lit repeat all steps If pilot will not stay lit after several tries push the gas valve off button al...

Page 16: ...e does not vary when the thermostat is adjusted then it needs to be replaced Note The thermostat s modulation will respond sooner with varying flow rates of preheated water Although varying flows of cold water will be sensed by the thermostat there will often be a delay to stabilize temperature B Retighten lock nut collar against 22 mm nut when calibration is complete Replace front cover panel 4 5...

Page 17: ... If one is not installed install before proceeding Open the nearest hot water tap to drain the plumbing lines Position a bucket under the heater s water valve assembly to catch any water that may drain from the heater Remove water pipes connected to the back of the water valve Remove heat exchanger piping connected to the right and left side of water valve Loosen the two set screws Fig 27 num 36 a...

Page 18: ...e main burner flames should be blue with a more intense blue cone in the center core Yellow flames could be a sign of wrong size gas orifices dirty burners or a blockage on the heat exchangers fins If some burners have yellow flames while others have blue flames it is likely that dust lint or spider webs have partially clogged the burner venturis To clean the burners contact a gas service person 5...

Page 19: ...o leaks and the solution is flowing from the descaling reservoir through the heat exchanger and returning to the reservoir 11 Run solution through the heat exchanger until the solution returning to the descaling reservoir comes out clear Changing to a fresh solution may be necessary during this process 12 Disconnect all lines and drain all solution from heat exchanger Properly discard of solution ...

Page 20: ... if corrosion is evident The electromagnet connection is 5mm nut from the thermocouple which screws into a larger 24mm nut Tighten both nuts snugly but do not over tighten 5 Pilot flame should be blue in color and completely engulfing the tip of the thermocouple If not have a licensed gas technician verify gas pressure is in accordance with manufacturer s specifications see chapter 3 8 and clean o...

Page 21: ... thermostat for cooler outlet temperatures See chapter 4 4 4 The GWH 1600 PS is designed to modulate gas flow to the burners when water flow varies If the water pressure in the home is erratic and the water flow is not consistent while a tap is opened then the temperature of hot water will fluctuate The minimum water pressure for the home should be 30psi or greater For installation on a private we...

Page 22: ...rs and whole house filters are clear of debris 4 Be sure to run only one major application at a time with this unit Opening too many taps at one time can disperse water flow resulting in a diminished flow and pressure at all outlets 5 If the water has a high mineral content the heat exchanger may be scaled internally This restricts the water path causing diminished water flow See chapter 5 6 1 for...

Page 23: ...sed and should be brushed or vacuumed clean Instructions to remove burners are available at www boschhotwater com 7 Protecting the environment Packing The packing box may be fully recycled as confirmed by the recycling symbol Components Many parts in the heater can be fully recycled in the end of the product life Contact your local authorities for information about the disposal of recyclable produ...

Page 24: ...mponents and diagram parts list 8 Interior components and diagram parts list 8 1 Interior components Fig 26 Functional scheme 1 Heat exchanger 2 Burner manifold gas pressure test nipple 3 Water valve 4 Main gas burner 5 Gas valve ...

Page 25: ...6 720 606 518 Interior components and diagram parts list 25 8 2 Components diagram Fig 27 Components Diagram ...

Page 26: ...hermocouple 8 747 202 083 16 Burner assembly washer 8 710 103 060 17 Gas valve 8 707 011 467 LP 17 Gas valve 8 707 011 469 NG 18 Gas supply pipe 8 700 705 464 19 Electromagnet 8 747 201 094 20 Electromagnet washer 8 700 103 144 21 Gas filter 8 700 507 051 22 Thermocable 8 747 202 078 23 Thermostat 8 707 206 039 24 O ring Thermostat 8 700 205 101 25 O ring Thermostat 8 700 205 041 26 Water valve as...

Page 27: ... of charge Shipping costs In addition to supplying the replacement part s BBTNA will provide ground service delivery for these parts Expedited or upgraded shipping will be charged to the customer Service Labor Costs This warranty does not cover any labor costs associated with service removal or re installation of part s All such costs must be borne by the Purchaser Additionally this warranty does ...

Page 28: ...__________ 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 c...

Reviews:

No comments

Related manuals for GWH 1600 PS

Brand: TapFlo Pages: 35

Brand: Rainman Pages: 17

Brand: Valor Fires Pages: 17

Brand: Bacharach Pages: 12

Brand: Nakayama Pages: 8

Brand: Garden Oasis Pages: 12

Brand: Tandem Pages: 120

Brand: vacuubrand Pages: 76

Brand: Zoeller Pages: 12

Brand: YAMADA Pages: 14

Brand: Pace Pages: 13

Brand: YAMADA Pages: 14

Brand: VEAB Pages: 6

Brand: Gasmate Pages: 20

Brand: Bimar Pages: 48

Brand: DEFA Pages: 12

GQ-C3257WX-FF US

Brand: Noritz Pages: 32

Brand: Zehnder Pumpen Pages: 32

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands