Bosch 125HX NG - Manuals

5 6 720 606 804 (02.10) Louvers, grills and screens have a blocking effect. If theeffective free area is not known, increase the sizes of youropenings by 75% if your louvers are wood and by 30% ifyour louvers are metal. Refer to the National Fuel Gas Codefor complete information. In buildings of tig...

6 6 720 606 804 (02.10) Fig. 2 - Incandescent Particle Tray Illustration at least 1/4 inch for every foot of its horizontal length. Keepthe horizontal section short and avoid too many elbows. To check the draft:Close all doors and windows to the outside.Turn on all appliances that force air out of t...

7 6 720 606 804 (02.10) GAS CONNECTIONS and Gas Regulator NOTE: The Aquastar 125 HX is supplied with a gaspressure regulator that must be installed on the heaterbefore attaching the gas supply line. See figure 4.Failure to install the gas regulator as shown in figure4 will be a violation of CSA cert...

8 6 720 606 804 (02.10) Nominal Iron Pipe Black Iron Pipe Size, Length of Pipe, Feet Inches 10 20 30 40 50 60 70 80 90 100 125 150 1/2 275 189 152 129 114 103 96 89 83 78 69 63 3/4 567 693 315 267 237 217 196 185 173 162 146 132 1 107 732 590 504 448 409 378 346 322 307 275 252 1 1/4 220 149 121 103...

9 6 720 606 804 (02.10) OPERATING INSTRUCTIONSBefore proceeding with the operation of the heater makesure that the system is filled with water.Open the cold water inlet supply to the heater fully.Open a hot water faucet to permit the water to fill the heaterand the piping and to eliminate the air tr...

10 6 720 606 804 (02.10) The position you select on the temperature adjustment knobwill depend on the temperature of the incoming water (50°Fis average in the U.S.). In warm weather regions where theincoming cold water is generally warmer, or during the hotweather months in some other areas a midway...

11 6 720 606 804 (02.10) Fig. 10 - Characteristic Pilot Flame (Pilot assembly shown without pilot hood) MAINTENANCE AND SERVICE REVIEW MAINTENANCE TABLE ON THE BACK OF THISMANUAL. Approximately once a year, the AquaStar should be checkedand cleaned. To remove the front cover, first remove theincande...

12 6 720 606 804 (02.10) Problems are stated in upper case, bold face. Most commoncauses for the problems follow in order of likelihood. Thesuggested solutions require that the cover be taken off. Todo this, remove incandescent particle tray, pull off thetemperature adjustment knob and unscrew and r...

13 6 720 606 804 (02.10) Fig. 13 - Electrical wiring diagram 5. Flue gas safety device trippedVentilate the room and re-ignite the appliance 10 minuteslater. If it happens again, contact your service person orControlled Energy.. WATER IS TOO HOT 1. Temperature Selection too highTurn the temperature ...

15 6 720 606 804 (02.10) Fig. 14 - Diagram of AquaStar 125 HX 1. Heat exchanger 2. Pilot assembly 3. Burner manifold gaspressure test nipple 4. Main gas burner 5. Pilot gas tubing 6. LED failure indicator 7. on/off switch 8. LED operation indicator 9. Water valve 10. Temperature adjustment selector ...

16 6 720 606 804 (02.10) Fig. 15 - INTERIOR COMPONENTS DIAGRAM AND PARTS LIST

17 6 720 606 804 (02.10) Fig. 15 INTERIOR COMPONENTS DIAGRAM AND PARTS LIST 125HX 1 Cover 8 705 421 752 2 Temperature adjustment knob 8 702 000 111 3 Temperature adjustment collar 8 700 403 008 4 Draft diverter 8 705 505 354 5 Heat exchanger 8 705 406 235 7 Main burner 8 708 120 298 NG 7 Main burner...

Replacement Parts available from North American Distributor CONTROLLED ENERGY CORP. 340 Mad River Park Waitsfield, Vermont 05673 Phone 800-642-3111 Fax (802) 496-6924 www.controlledenergy.com [email protected] VULCANO Termodomésticos S.A. Estrada de Cacia 3801 - 856 Aveiro - PORTUGAL ...