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Related Manuals for Buderus Logalux ST400/3 US
Summary of Contents for Buderus Logalux ST400/3 US
- Page 1 6304 0112 – 07/2005 US For heating contractors Installation and maintenance instructions Indirect Fired domestic hot water tank Logalux ST400/3 "US", 500/3 "US", 750/3 "US" and 1000/3 "US" Please read carefully prior to installation and maintenance.
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Page 2: Table Of Contents
Contents General information ......... . 3 1.1 Standards and guidelines . -
Page 3: General Information
General information General information Standards and guidelines USER NOTE Observe all standards and guidelines applicable to the installation and operation of this heating system in your country. USER NOTE If the storage tank will be installed in Massachusetts, it must be installed by an installer or dealer who is registered there. -
Page 4: Safety
Only use original Buderus spare parts. Only heat these DHW tanks with heating water in sealed Losses caused by the use of parts not systems. supplied by Buderus are excluded from the Buderus warranty. Notes structure Disposal Two levels of danger are identified and signified by the... -
Page 5: Product Description
The main components of the DHW tank are: – DHW tank (Fig. 1, Item 5) with corrosion protection. The cathodic corrosion protection is the hygienic DUOCLEAN MKT thermo-glazing from Buderus and the magnesium anode mounted on the top access 3 3 3 port (Fig. -
Page 6: Specifications
Specifications Specifications Dimensions and connections Fig. 2 Sectional view of DHW tanks Item 1: Magnesium anode Item 2: Nameplate Item 3: Coil type heat exchanger = sensing port DHW tank = recirculation inlet = hot water outlet EK/EL = cold water inlet and tank drain = boiler supply = boiler return Type... -
Page 7: Transporting And Installing Dhw Tank
Transporting and installing DHW tank Transporting and installing DHW tank DHW tank handling USER NOTE z Transport the DHW tank fastened to the pallet on a transport dolly. Use suitable equipment to move the DHW tank. Secure the DHW tank against slipping. Fig. -
Page 8: Dhw Tank Installation
DHW tank installation DHW tank installation Installing the DHW pipework Please observe the following note regarding the connection of the DHW tank to the pipework. These notes are important for trouble free operation. TANK DAMAGE Protective sleeves are inserted in the AW, EZ and EK connectors. -
Page 9: Checking The Magnesium Anode Connection
Item 1: Magnesium anode Item 2: Ground wire Installing the hot-water temperature sensor (Logamatic or SP34D Control) If a Buderus Logamatic control or Goldline SP34D control is used, install the DHW temperature sensor supplied with the Logamatic or SP34D as follows: z Insert the sensor pack including the blank spacers and wavy compensating spring (Fig. -
Page 10: Installing Honeywell Aquastat
DHW tank installation z Push the sensor holder clip (Fig. 8, Item 1) from the side over the sensor well (Fig. 8, Item 2). z Route the sensor lead to the boiler or control panel (Logamatic or SP34D control) and ensure the lead is not strained. -
Page 11: Install Thermal Insulation
DHW tank installation Install thermal insulation USER NOTE The thermal insulating jacket comes in two parts. The thermal insulating jacket is best installed at approximately room temperature conditions. Lightly tap the thermal insulating jackets towards the two ends to make it easier to pull the ends together. First attach the sealing strip to the connection lines and secure with installation aid (U-bar) (Fig. - Page 12 DHW tank installation z Place cover strip (Fig. 12, Item 4) on the sealing strip of the thermal insulating jacket. z Position rectangular thermal insulating plug (Fig. 12, Item 3) in the cutout from the inside. z Position round thermal insulating plugs in the holes for the connections that are not required in the thermal insulating jacket.
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Page 13: Start-Up And Shutdown
Start-up and shutdown Start-up and shutdown Starting the DHW tank Before placing the DHW tank into use, check it for soundness to avoid leaks occurring during operation. USER NOTE z Carry out the leak test exclusively with potable water. The on-site test pressure on the DHW side must not be higher than 10 bar (145 psi). -
Page 14: Shutdown Tips
Start-up and shutdown Shutdown tips In case of longer periods away from home (e.g. during a TANK DAMAGE holiday) we recommend the following: Corrosion damage may occur if the DHW z Keep the DHW tank in use. tank has to remain empty for several days. CAUTION z Activate the holiday function on the control panel or z Dry the inside of the DHW tank well... -
Page 15: Maintenance
Maintenance Maintenance Generally, we recommend having the DHW tank checked and cleaned by a qualified contractor at least every two years. Please inform the user accordingly. Shorter cleaning intervals should be chosen under unfavorable operating conditions, such as hard or very hard water and/or high operating temperatures. -
Page 16: Cleaning The Dhw Tank
Maintenance z Remove hexagon bolts (Fig. 16, Item 1) from the manual access cover (Fig. 16, Item 3). z Remove the access cover, transport handle (Fig. 16, Item 2) and access cover gasket (Fig. 16, Item 4) from the DHW tank. Cleaning the DHW tank z Check the DHW tank interior for scale deposits (calcium). -
Page 17: Checking The Magnesium Anode
Maintenance Checking the magnesium anode The magnesium anode is a sacrificial anode, which is consumed by its use during the operation of the DHW tank. Check the magnesium anode diameter annually. Warranty claims for the DHW tank will not be accepted if the magnesium anode is not serviced on an annual basis. - Page 18 Maintenance 8.4.1 Checking magnesium anode with a multimeter on annual basis Proceed as follows to check the magnesium anode: z Disconnect ground wire (Fig. 19, Item 3) on the magnesium anode or on the DHW tank. z Set multimeter to DcmA (milliamperes). z Connect black multimeter measuring wire (Fig.
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Page 19: Returning The Dhw Tank Into Use After Cleaning
Maintenance Returning the DHW tank into use after cleaning z Re-insert manual access cover. While doing this, observe the correct orientation of the manual access cover gasket: The imprint "Deckelseite" must point towards the manual access cover. SYSTEM DAMAGE through faulty gasket. z After cleaning, we recommend you use CAUTION! a new manual access cover gasket... - Page 20 Your local heating contractor: BBT North America Inc. 50 Wentwort Avenue NH 03053 Londonderry Tel: 603-552-1100 Fax: 603-421-2719 Toll Free: 1-800-BUDERUS www.buderus.net...