Instruction/ maintenance manual of the product 125B NG AquaStar
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W ARNING : Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. Refer to this manual. For assistance or additional information consult a qualified installer , service agency or the gas supplier .
2 This well engineered, gas water heater has all the fea- tures a water heater should have: It operates on the principle of heating water instantaneously “on demand”. When a hot water faucet is opened, cold water flows through the coils of the heat exchanger in the Aquastar .
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4 If you are using the AquaStar for combined space heating and potable water heating (see schematic diagram below) , all piping and other components connected to the system must be suitable for potabl.
5 4. Y ou must vent your heater. See section on V ent Pipe Connections, Page 5. 5. The appliance must be disconnected from the gas supply piping system during any pressure testing at pressures in excess of 1/2 Psig (3.
6 CLEARANCES The Aquastar 125 B is design certified for installation on a combustible wall and for installation in an alcove with the minimum clearances to combustible and non -combustible construction listed below A. T op 12 inches ( 305 mm) B. Front Open C.
7 The flue connection for the AquaStar 125B is 5 inches. However , in Canada, for installations at high altitude (2000- 4500 feet above sea level) a six inch flue is required. A 5" by 6" flue adaptor must be affixed to the flue collar of the AquaStar with at least two screws.
8 OPERA TING INSTRUCTIONS Before proceeding with the operation of the heater make sure that the system is filled with water . Make sure the water heater drain plug is closed. See Figure 7 below . Fig. 7 - W ater heater drain plug Open the cold water inlet supply to the heater fully .
9 LIGHTING INSTRUCTIONS 1. STOP! Read the safety information above on this plate. 2. The Gas valve must be turned off by sliding the gas valve button to the far left under the OFF ( ) mark. 3. W ait five (5) minutes to clear out any gas. If you smell gas, STOP! Follow “B” in the safety information above on this plate.
10 TROUBLE SHOOTING Introduction The AquaStar 125 burners are activated by a water flow valve. Numerous water related problems can cause this water valve to malfunction such as: Insufficient water flo.
11 6 . Faulty thermocouple (part #8747202083) or electromagnet ) Unless these 2 parts are at least 8 to 10 years old, it is very unlikely that they are faulty . Before testing, reconfirm that #2 is absolutely correct, and that all connections are clean and tight.
12 PILOT LIGHT GOES OUT DURING OR IMMEDIA TEL Y AFTER HOT W A TER HAS BEEN USED 1. Gas pressure too low V ery low gas pressure may be caused by low delivered gas pressure, a jammed gas regulator or undersized gas lines. If the gas lines are undersized, there may still be the specified static gas line pressure.
13 Fig. 1 1 - Diagram of AquaStar 125 B 5 11 1 4 9 10 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. Pressure tap screw location 8. Gas control slide 9. Piezo igniter 10.
14 Fig. 12 - INTERIOR COMPONENTS DIAGRAM AND P ARTS LIST.
15 Fig. 12 INTERIOR COMPONENTS DIAGRAM AND P ARTS LIST 125B 1 Cover ¤ 8 705 421 025 2 Plastic collar ¤ 8 700 403 008 3 T emperature adjustment knob ¤ 8 702 000 1 1 1 4 Panel back ¤ 8 705 402 164 5.
Replacement Parts available from North American Distributor CONTROLLED ENERGY CORP . 340 Mad River Park V ermont 05673 (U.S.A.) Phone 800-642-31 1 1 Fax (802) 496-6924 WWW .CECHOT .COM VULCANO T ermodomésticos S.A. Estrada de Cacia 3800 Cacia - PORTUGAL Recycled paper techsupport@cechot.
An important point after buying a device AquaStar 125B 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 125B 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 125B NG - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, AquaStar 125B NG you will learn all the available features of the product, as well as information on its operation. The information that you get AquaStar 125B NG will certainly help you make a decision on the purchase.
If you already are a holder of AquaStar 125B 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 125B NG.
However, one of the most important roles played by the user manual is to help in solving problems with AquaStar 125B NG. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device AquaStar 125B 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
