Instruction/ maintenance manual of the product GWH 1600 P AquaStar
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M O DE L G W H 1 6 0 0 P I N D OOR MOD E L Stand ing pilot Suit able fo r heat ing pot ab le wat er only Not app roved fo r spac e heat ing or preheat ed wa ter applic at ions MODE L GWH 160 0 P NG - Na tural Gas MODE L GWH 160 0 P LP - Liqu efied Pet roleum (LP ) Gas 6 720 608 030 U S (06.
6 720 608 030 2 Index Index 1 Warning 2 2 Appliance d etails 3 2.1 GWH 1600 P specifications (Tech nical data) 3 2.2 Unpacking t he GWH 1600 P heate r 4 2.3 General ru les to follow for safe opera tion 4 2.4 Dimensions and installation clearance s 5 3 Installation instructions 6 3.
6 720 608 030 Appliance det ails 3 2 Applian ce details 2.1 GWH 1600 P specifications (Technical data) Approved in US/Canada Capacity GWH 1600 P: 4.3 GPM Maximum o utput GWH 1600 P: 91 525 Btu/hr Maximum in put GWH 1600 P: 117 000 Btu/hr Efficiency in % Recovery efficiency 78% Min.
6 720 608 030 4 Appliance de tails 2.2 Unpacking the GWH 1600 P heater This heater i s pac ked securely. Before installing the unit, be certain you have the correct heater for you r type of G as - Prop ane or Natural Gas.
6 720 608 030 Appliance det ails 5 2.4 Dimensions and installation clearances Fig. 3 Dimensions in Inches and (mm) 4 Heat exchanger 5 Burn er 10 T emperature co ntrol 11 Wa ter valve 20 G as connectio.
6 720 608 030 6 Installation instructions 3 Installat ion instruc tions 3.1 Introduction Please f ollow these i nstructions. Fa ilure to follow instructions m ay result in: B Damage or injury.
6 720 608 030 Installation instructions 7 3.4 Mounting Heater Remove co ver and inspect. B Remove the te mperature control. B Remove the ou ter case by pulling it fo rwards and then lifting up wards, see Fig. 6. B Ensure that th e flue terminal is clear.
6 720 608 030 8 Installation instructions 3.5 Combustion air requirements The A quaStar water heater holds cold water in its copper he at exchanger and water valv e when not i n use. Because of this, any co ld air that comes down through the unit's ve nt pipe is capable of freezing these components.
6 720 608 030 Installation instructions 9 3.6 Venting B Minimum vent p ipe diameter: 5 inches B Minimum vertic al vent height: 6 feet, with no elbows B Establish 12 in ch rise before any elbow The heater must be vented to t he outside following all local o rdinances a nd specificat ions for installing a gas appliance vent or ch imney.
6 720 608 030 10 Installation instructions Masonry chim ney Masonry chimneys sh all be built and installed in accordance with NFPS 211 or local codes. A minimum 5" d iameter gas vent pi pe (metal.
6 720 608 030 Installation instructions 11 3.7 Gas piping & connections Before connecting the gas supply, check th e rating plate on the r ight si de of the heater to be sure that the heater is rated for t he same g as to w hich i t wil l be connected.
6 720 608 030 12 Installation instructions FOR NA TU RA L GAS Maximum Cap acity of pipe in Cubic Fee t of Gas per Hour for Ga s Pressure of 0.5 Psig or le ss and a Pressure drop of 0.3 in Wate r Column (0.75mbar). (Based on a 0.60 Specific Gravity Gas) Btu num bers given in thousand s.
6 720 608 030 Installation instructions 13 3.8 Measuring gas pressure Connectin g manometer B Shut off gas. B Remove front cover and loc ate inl et gas pressure measuring poi nt on the right side, see Fig. 15. B Loosen screw f rom test point on the ri ght side and connect manome ter tube on test point.
6 720 608 030 14 Operation i nstructions 3.10 Recirculation application Since recirculation through the h eater is not permissible, the following drawing is pr ovided to outline a proper recirculation ap plication using the Aquastar water heater with an Ariston minitank.
6 720 608 030 Operation in structions 15 4.2 Lighting instructions B STOP! Read t he previous safety informa tion. B The gas valve mus t be turned off by s liding the gas valve button to a ll the way to the left. Fig. 18 B Wait five (5) minutes t o clear out any gas.
6 720 608 030 16 Operation i nstructions ensure that the hot water temperatu re wi ll remai n steady, a lthough the water flow demand might vary. The output temperature can be adjusted with either the temperature adjustment knob or the ga s control slide.
6 720 608 030 Maintenance and service 17 5 Mainten ance and service 5.1 Maintenance intervals The GWH 1600 P requires periodic maintenance. The below time ma intenance intervals sh ould keep the unit operating for many years. Every year B Inspect inlet w ater filter screen ( 5.
6 720 608 030 18 Maintenance and service 5.4 Main burners The main burner flames should b e blue, w ith a mo re intense blue c one in the cente r core. Yellow fla mes could be a sign of wrong size gas orifices or dirty burners, a blockage on the heat exchangers fins.
6 720 608 030 Troubleshooti ng 19 6 Troubles hooting 6.1 Introduction Many of the que stions customers ask rega rding operation of this unit c an be answere d by followi ng the troubleshoot ing steps as outlined below. Visi t our web site at www.bosch hotwater.
6 720 608 030 20 Troubleshoot ing 6. Verify pilot flame completely engulfs the thermocoupl e tip. If pilot is too sm all, clean pilot orifice (see chapter 5. 3). 7. If the wa ter has a high mineral content, the hea t exchanger may be scal ed internall y.
6 720 608 030 Troubleshooti ng 21 6.7 Water is too hot 1. Verify gas type indicated in rating sticker located on right-hand s ide of cover, coincides with t he gas t ype you are using .
6 720 608 030 22 Troubleshoot ing the w ay clockwise , the flow rate sho uld be close to 2gpm, filling t he jug in 15 sec onds. With the temperature adju stment knob set all the wa y counterclockwi se, the f low rate should be close to 4gpm, fillin g the jug in 7 seconds.
6 720 608 030 Protecting t he environment 23 7 Protectin g the en vironment Packing The packing bo x may be fully recycled a s confirmed by the recyclin g symbol . Componen ts Many parts in the heater can be fully recycled in the end of the product life.
6 720 608 030 24 Interior co mponents and diagram parts list 8 Interior component s and diagr am parts list 8.1 I nterior components Fig. 28 Func tional scheme 4 Heat e xchanger 5 Burner 10 Tempe ratu.
6 720 608 030 Interior compon ents and diagram parts list 25 8.2 Components diagram Fig. 29 C omponents Diagram 50 49 32 48 46 45 43 28 29 30 31 25 17 18 19 20 21 23 26 24 27 33 34 35 13 36 37 22 38 39 40 41 42 44 47 8 9 11 12 13 14 15 16 10 6 4 5 51 52 1 2 3 7 67206 08124-1 0.
6 720 608 030 26 Interior co mponents and diagram parts list 8.3 Par ts list Item Description Re ference 1 Front cove r 8 705 431 244 0 2 Shield 8 705 506 759 0 3 T emp .
6 720 608 030 Twelve Y ear Limited Warranty 27 9 Twelve Year Limite d Warrant y General Aquastar water hea ters are warra nted by t he Manufactu rer (BOSCH) th rough BBT No rth America.
Recycled pa per © 2 006 B B T N O RTH AM E R I CA CO R PO RA TI O N, W aitsfield , VT all rights reserv ed Installe r Checklis t, to be pe rformed by installer u pon install ation Serial Numbe r ___ .
An important point after buying a device AquaStar GWH 1600 P (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought AquaStar GWH 1600 P yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data AquaStar GWH 1600 P - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, AquaStar GWH 1600 P you will learn all the available features of the product, as well as information on its operation. The information that you get AquaStar GWH 1600 P will certainly help you make a decision on the purchase.
If you already are a holder of AquaStar GWH 1600 P, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime AquaStar GWH 1600 P.
However, one of the most important roles played by the user manual is to help in solving problems with AquaStar GWH 1600 P. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device AquaStar GWH 1600 P along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
