COMMON SENSE HEAT & HOT WATER TECHNOLOGY Merloni TermoSanitari SpA Viale Aristide Merloni, 45 60044 Fabriano (AN) Tel. 0732.6011 Telefax. 0732.602331 http://www.mtsgroup.com E-mail: marketing@it.mtsgroup.com Controlled Energy Corp. 340 Mad River Park Waitsfield, VT 05673 866-330-2729 www.controlledenergy.com/tech 029.1.60.542.1.05 1203 Litograf s.r.l. Jesi MTS MAKES USE OF RECYCLED PAPER Electric Mini Tank Water heaters GL 2.
9.1.60.542.1.04 libretto 19-01-2004 9:35 Pagina 1 IMPORTANT SAFETY INSTRUCTIONS WARNING When using electrical appliances, safety precautions to reduce the risk of fire, electric shock or injury to persons should be followed, including: 1. 2. 3. 4. 5. 6. 7. 8. 9. READ ALL INSTRUCTIONS BEFORE USING THIS WATER HEATER. This water heater must be grounded. Connect only to properly grounded outlet. See “GROUNDING INSTRUCTIONS” found on “INSTALLATION INSTRUCTIONS”.
29.1.60.542.1.04 libretto 19-01-2004 9:35 Pagina 2 FIG. 1/1 Temperature & pressure relief valve, 3/4 NPT male Hot water outlet 1/2 NPT male Cold water inlet 1/2 NPT male Temperature & pressure relief valve discharge line to drain 3/4 NPT female tapping for relief valve COMPONENT PARTS OF GL 2.5 - GL 4 FIG.
29.1.60.542.1.04 libretto 19-01-2004 9:35 Pagina 3 DIMENSIONS FOR GL 2.5 - GL 4 FIG. 2/1 14” 10 1/4” 6” 3 3/4” 5 1/2” 1” 1/2 NPT MALE 12 1/4” 7 1/2” GL 2.5 3 1/2” 3” 14” 2 1/2” GL 4 FIG. 2/2 DIMENSIONS FOR GL 6+ (HORIZONTAL INSTALLATION) 3” 17 1/2” 11 1/2” 3/4 NPT MALE 14 1/2” 8 1/2” 4 1/2” 17 1/2” FIG.
29.1.60.542.1.04 libretto 19-01-2004 9:35 Pagina 4 General remarks CAUTION The manufacturer cannot be responsible for the damages caused by improper installation or by failure to follow instructions in this pamphlet. Comply with the installation instructions before completing electric connection. CAUTION The thermostat has been pre-set at the factory between 41°C (105° F) and 45° C (113° F).
29.1.60.542.1.04 libretto 19-01-2004 9:35 Pagina 5 If you wish to install the unit vertically, with the piping connections on top, you will have to be certain the tap on the side is plugged, the supplied Temperature and Pressure Relief Valve will need to be installed on top. See location of T&P relief valve in Fig. 2/3. FIG. 3/1 C V W F G FIG. 3/2 H Z F E X Y T A MODEL GL 2.5 - GL 4 The GL 2.5 and GL 4 water heaters can be installed under the sink.
29.1.60.542.1.04 libretto 19-01-2004 9:35 Pagina 6 Floor Mounting Heater can sit on floor. Pipe connections Connect the cold water inlet pipe to the inlet nipple (marked with a blue ring) and the hot water outlet pipe to the outlet nipple (marked with a red ring).
29.1.60.542.1.04 libretto 19-01-2004 9:35 Pagina 7 3. The cover (C Fig. 3/1) can now be removed by pulling out its left-hand edge. When reassembling, work in the opposite way being careful to insert the tongue of the cover into the slot. FIG. 4 B D Maintenance instructions Note: Do not attempt to repair this water heater yourself. Call a service person for assistance. Always turn off the power supply to the heater prior to servicing or draining the heater.
29.1.60.542.1.04 libretto 19-01-2004 9:35 Pagina 8 Removing the heating element 1. Turn off power supply and drain the heater (see previous section). 2. Remove the front cover plate, disconnect terminals X, Y and T (fig. 3/2). 3. Unscrew the 4 heating element retaining nuts F (fig. 3/2). 4. Remove the element. G (fig. 5/1). FIG. 5/1 N G FIG. 5/2 Descaling the heating element Scale deposits can affect the heating capability of the element. Heavy scale can even cause the element to burn out.
29.1.60.542.1.04 libretto 19-01-2004 9:35 Pagina 9 Changing the heating element 1. Turn off power supply and drain the heater (see Draining the Heater). 2. Remove the heating element (see section on Removing the Heating Element). 3. Install new element with gasket, making sure the gasket and element are positioned correctly. Tighten the retaining nuts and make the wire connections. 4. Refill tank with water before restoring power. Changing the thermostat 1. Turn off power supply. 2.
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ARISTON • LIMITED 6 YEARS WARRANTY COVERAGE ARISTON, THROUGH ITS U.S. DISTRIBUTOR BOSCH WATER HEATING.,(hereinafter BOSCH) guarantees this water heater to the Owner (hereinafter “Owner”) of the water heater at the original installation location against defects in material and workmanship for the periods specified below. WARRANTY PERIOD 1.
BBT North America Corporation Bosch Group Merloni TermoSanitari SpA Viale Aristide Merloni, 45 60044 Fabriano (AN) Tel. 0732.6011 Telefax. 0732.602331 http://www.mtsgroup.com E-mail: marketing@it.mtsgroup.com Bosch Water Heating 340 Mad River Park Waitsfield, VT 05673 Telephone 800-642-3111 Fax (802) 496-6924 techsupport@boschhotwater.com 029.1.60.542.1.05 1203 Litograf s.r.l.
