Instruction/ maintenance manual of the product 125FX NG AquaStar
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WARNING : Improper installation, adjustment , alt eration , service or maintenance can c ause injury or property damage. Refer to this manual. For assistance or additional information consult a qualified installer, service agency or t he gas supplier.
2 6 720 606 601 AquaSt ar 1 25FX LP and 1 25FX NG Specific ations W ater Connection 1 /2” Thread fitting N P T H x W x D 29 3/ 4” x 1 8 1 /4” x 8 3/4" V ent 4” Gas C onnection 1 /2” N PT thread Min. W ater Pressure 1 8 Psi Max. W ater Pressure 1 50 Psi Shipping W eight 50.
3 6 720 606 601 M I N I M U M I N S T ALLA TI ON C LE AR A N C E S F R OM C O M B USTI B LE AN D N ON C OM B U S TI B LE MA TE R IALS F OR AL C O VE OR C L O SET I N S T ALLA TI ON S FR ONT VI EW SI D.
4 6 720 606 601 G EN E RAL R U LES T O FOLL OW FOR SAFE O PE R A TI ON 1. Y ou should follow these instructions when you inst all your heater . In the United St ates: The installation must conform with local codes or , in the absence of local codes, the National Fuel Gas Code AN SI Z223.
5 6 720 606 601 COMBUSTION AIR REQUIREMENTS The AquaStar water heater holds cold water in its copper heat exchanger and brass water valve when not in use. Because of this, any cold air that comes in through the unit’s vent pipe is capable of freezing these components.
6 6 720 606 601 Fig . 3 - Inc andescent Part icle T ray Illust ration The incandescent particle tray (shipped loose in the carton with the water heater) must be attached at the bottom of the water heater front cover at the time of installation. Use the screws provided.
7 6 720 606 601 VENTING WARNING: Do not reduce the vent pipe size and do not common vent with any other vented appliance or stove. This appliance must be vented horizontally to the outside with a sealed 4” single wall vent pipe.
8 6 720 606 601 Fig 4 : Some V ent ing Guide Suggestions An approved side wall vent terminal must be used when the water heater is vented through a side wall.
9 6 720 606 601 Fig 5: Side wall exit locations for mechanical draft vent terminals SOFFIT VENT HOOD 7’ MINIMUM ABOVE PUBLIC WALKWA Y ONE FOOT ABOVE GRADE 3’ ABOVE ANY FORCED AIR INLET WITHIN 10.
10 6 720 606 601 Fig. 6 - Appliance pressure regulator (with directional arrow on reverse side pointing up) GAS LINE SIZING 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.
11 6 720 606 601 GAS PIPING, CONNECTIONS Before connecting the gas supply, c heck the rating plate on the right side of the front cover to be sure that the heater is rated for the same gas to which it will be connected.
12 6 720 606 601 Fig.7 - Water valve and water connectors, top view W A TE R CONN EC TIO N S Install the heater centrally in the building if possible and make hot water piping runs as short as possible When facing the heater , the cold water inlet will be on the right and the hot water outlet on the left.
13 6 720 606 601 ELECTRICAL CONNECTIONS WARNING: For safety reasons, disconnect the power supply to the heater before any service or testing is performed. WARNING: This heater must be electrically grounded in accordance with the most recent edition of the National Electrical Code , N FP A 70.
14 6 720 606 601 O PERA T I N G INST R UC T ION S Before operating the heater , make sure that the system is filled with water. Open the cold water inlet supply to the heater fully .
15 6 720 606 601 Fig. 1 2 - Charact eristic Pilot Flame Flame sensor Piezo Electrode W at e r V alve ( Part # 8 7 07 002802): The water valve on this heater should be serviced periodically.
16 6 720 606 601 3. W ater flow is not sufficient to act ivate heater. W ater flow rate at faucet is below minimum flow needed to activate heater . W hen temperature adjustment knob is turned all the way clockwise, the AquaStar model 1 25FX requires 1 /2 gallon per minute flow to activate the heater .
17 6 720 606 601 Mineral deposits can eventually (3-5 years in hard water areas) corrode the water valve parts to a point where they will need replacing. Any sign of moisture at the bleed hole is a sign that the water valve needs to be replaced immediat ely .
18 6 720 606 601 WA TE R IS T OO H O T 1 . T emperature S election too high T urn the temperature adjustment knob counter-cloc kwise (to the left) to lower the maximum water temperature. Note: This will increase the activation flow rate. 2 . Inlet water temperature is very warm (60°-75°F) Reduce inlet gas supply to lower the heaters degree rise.
19 6 720 606 601 Fig. 1 5 - Diagram of AquaStar 1 25FX 1 . Heat exchanger 2. Pilot assembly 3. Burner manifold gas pressure test nipple 4. Main gas burner 5. Pilot gas tubing 6. Gas valve 7. electric control box 8. Power cord 9. on/off switch 1 0. T emperature adjustment selector 1 1 .
20 6 720 606 601 Fig. 1 6 - I NTE RI OR CO MP ON E NTS DIA G RAM AN D P ARTS LIST.
21 6 720 606 601 Fig . 1 6 INTERIOR COMPONENTS DIAGRAM AN D P ARTS LIST 1 25FX 1 Cover 8 705 421 775 2T e m p era tur e ad j ustment kno b 8 702 000 111 3T e m p era tur e ad j ustment co l lar 8 700 .
22 6 720 606 601 Fig . 1 7 - Flow chart of Aquastar 1 25 F X.
23 6 720 606 601 L I M ITE D W AR R ANT Y Aquast ar General Aquastar water heaters are warranted by the Manufacturer ( B OSC H ) through Controlled Energy C orp.
Replacement Parts available from North American Distributor CONTROLLED ENERGY CORP . 340 Mad River Park W ait sfield, V ermont 05673 Phone 800-642-31 1 1 Fax (802) 496-6924 ww w .controlledenergy .com/tech techsupport@controlledenergy .com VULCANO T ermodomésticos S.
An important point after buying a device AquaStar 125FX NG (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 125FX NG 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 125FX NG - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, AquaStar 125FX NG you will learn all the available features of the product, as well as information on its operation. The information that you get AquaStar 125FX NG will certainly help you make a decision on the purchase.
If you already are a holder of AquaStar 125FX NG, 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 125FX NG.
However, one of the most important roles played by the user manual is to help in solving problems with AquaStar 125FX NG. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device AquaStar 125FX NG 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
