Installation Instructions Please file in Service Binder for use by heating contractor Vitocell 300 EHA Series Indirect-fired domestic hot water storage tank 42 to 120 USG / 160 to 450 ltr capacity VITOCELL-H 300 CAUTION THE HEAT TRANSFER MEDIUM MUST BE WATER OR OTHER NON-TOXIC FLUID HAVING A TOXICITY RATING OR CLASS OF 1, AS LISTED IN CLINICAL TOXICOLOGY OF COMMERCIAL PRODUCTS, 5TH EDITION.
Safety, Installation and Warranty Requirements Safety, Installation and Warranty Requirements Please ensure that this manual is read and understood before commencing installation. Failure to comply with the issues listed below and details printed in this manual can cause product/property damage, severe personal injury, and/or loss of life. Ensure all requirements below are understood and fulfilled (including detailed information found in manual subsections).
Contents Page Safety Important Regulatory and Installation Requirements General Information About these Instructions .... 4 ....................................................... 5 ................................................................ 5 ............................................................................... 6 Transport and Handling – Removing panels and insulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – Installing panels and insulation .
Safety Important Regulatory and Installation Requirements Codes The installation of indirect-fired hot water storage tanks might be governed by individual local rules and regulations for this type of product, which must be observed. The installation of this unit shall be in accordance with local codes. Always use latest editions of codes.
Safety/General Information Important Regulatory and Installation Requirements Technical literature Literature applicable to all aspects of the Vitocell: - Technical Data Manual - Installation Instructions - Start-up/Service Instructions - Operating Instructions and User’s Information Manual (Continued) Leave all literature at the installation site and advise the system operator/ultimate owner where the literature can be found. Contact Viessmann for additional copies.
Set-up Tank Set-up For 92 USG / 350 ltr tank capacity only: If a boiler is to be installed on top of the tank, arrange boiler to lock into the front positioning pins of the tank. H For narrow passageways, remove lower portion of crating and carry DHW tank to its installation location by means of crating boards mounted on the tank lengthwise. ¾” 20 mm max: 1½” 35 mm See Installation Instructions of the “Transport Handles” (accessory) to move the tank into the mechanical room. min: Fig 1.
Set-up Transport and Handling only for 120 USG / 450 ltr capacity Removing panels and insulation The width of 35¾” / 910 mm can be reduced to 32” / 810 mm by removing panels and insulation. 1. Turn tank 90° to sit across its pallet. 4. 1. 2. Carefully unhook front panel. 3. Remove insulation. 4. Remove spring clip and carefully pull sensor of the thermometer out of tank cap. 5. Remove insulation ring. 5. 3. 2. 8. 6. Pull side panels forward to remove. 7. 9. 7. Unscrew top panel. 8.
Set-up Transport and Handling (Continued) only for 120 USG / 450 ltr capacity 10. Using a flat piece of wood and a rubber mallet, carefully hammer inner front and rear panels off the four corners and remove. 11. 11. Move tank into mechanical room. 10. 10. 10. 5167 535 v1.3 Fig 3.
Set-up Transport and Handling only for 120 USG / 450 ltr capacity Installing panels and insulation 1. Place tank on top of pallet again and turn 90° to sit across the pallet. 4. 1. 8. 2. Push inner front panel onto tank housing. 3. Position front panel according to pencil marks. 4. Push inner rear panel onto tank housing. 3. 2. 5. Fasten support brackets. 6. 6. Install top panel. 7. Install side panels. 5. 5. 5. 5167 535 v1.3 5. 7. 7. Fig 4.
Set-up Transport and Handling (Continued) only for 120 USG / 450 ltr capacity 8. Mount insulation. 9. 9. Fully insert sensor into opening in tank cap and secure using spring-clip. 10. Install insulation. 11. Install front panel. 8. 10. 11. 5167 535 v1.3 Fig 5.
Set-up Multiple Tank Set-up only for 92 and 120 USG / 350 and 450 ltr capacity Two tanks, each with 92 USG / 350 ltr content, and up to three tanks, each with 120 USG / 450 ltr content, may be stacked vertically. 1. Set-up and orient lower tank in its final location. 5. 2. Remove levelling bolts of top tank. 3. Carefully unhook front panel. 4. Remove insulation. 5. Remove spring clip and carefully pull sensor of the thermometer out of tank cap. 6. 6. 6. Pull side panels of top tank forward to remove.
Connections Orientation and Dimensions Storage capacity USG Ltr Number of tanks 42 160 53 200 92 350 120 450 184 700 240 900 360 1350 1 1 1 1 2 2 3 Layout Connections (individual tank) Heating water supply/return ∅’’ 1 1 11/4 11/4 11/4 11/4 11/4 Domestic cold/hot water ∅’’ 3/ 4 3/ 4 11/4 11/4 11/4 11/4 11/4 Pressure and temperature relief valve ∅’’ 3/ 4 3/ 4 1 11/4 1 11/4 11/4 42 and 53 USG / 160 and 200 ltr capacity Domestic hot water supply, T&P valve Boiler
Connections Control Connections (Continued) Installation of a DHW tank temperature sensor and/or aquastat 1. Install reducing coupling (included in Connection Fitting Package). Use approved pipe sealant. 2. Install sensor well using sealant. Where Vitotronic 200 or 300 is utilized to control DHW production: 3. Insert DHW tank temperature sensor (supplied with Vitotronic 200 or 300) fully and completely into sensor well. IMPORTANT 1.
Connections Boiler Water Connections (heat exchanger connection) WARNING The operating aquastat and any secondary high limit aquastat of the tank must be set such that the DHW temperature inside the tank never exceeds 210°F / 99°C.
Connections Boiler Water Connections (Continued) Multiple DHW tanks DHW tank battery with 184 and 240 USG / 700 and 900 ltr capacity (dual cell) only for 92 and 120 USG / 350 and 450 ltr capacity DHW tank battery with 2 x 184 and 2 x 240 USG / 2 x 700 and 2 x 900 ltr capacity (2×dual cell) All piping reverse return or use balancing valves. 1. Pipe together boiler (not shown) and tanks as illustrated. Connections must be accessible for service (use factory supplied adaptors).
Connections Steam Heating Side Connections only for 92 and 120 USG / 350 and 450 ltr capacity Do not use Vitocell indirect-fired hot water storage tanks in superheated steam applications. Use appropriate control strategy. Control strategy must ensure that the values below are not exceeded. Install a steam-side control to regulate DHW temperature and ensure that the DHW temperature does not exceed 210°F / 99°C.
Connections Steam Heating Side Connections only for 92 and 120 USG / 350 and 450 ltr capacity Multiple DHW tanks The following installation is also subject to local codes and requirements: - Install a steam valve and vacuum breaker between steam supply line and each tank. Install a drain with a condensate trap at the end of the steam supply line to each steam valve. Install a condensate trap on each heat exchanger outlet before connecting all condensate lines to a common condensate return line.
Connections Domestic Water Connections Ensure that local rules and regulations regarding this type of product have been observed. DHW tank battery with 184 and 240 USG / 700 and 900 ltr capacity (dual cell) DHW tank battery with 2 x 184 and 2 x 240 USG / 2 x 700 and 2 x 900 ltr capacity (2 x dual cell) All piping reverse return. 1. Pipe boiler and tank as illustrated. Connections must be accessible for service (use factory supplied adaptors).
Connections Domestic Water Connections (Continued) 42 and 53 USG / 160 and 200 ltr capacity Y Fig 16. 92 and 120 USG / 350 and 450 ltr capacity 5167 535 v1.3 Fig 17.
Connections Domestic Water Connections (Continued) Always ensure the use of approved type devices. Safety devices include the following components: IMPORTANT Use hemp and pipe dope on all threaded stainless steel nipples on tank.
Connections Recirculation Connections H Pipe domestic hot water supply piping with tank as illustrated. Connections must be accessible for service (use factory supplied adaptors). Connection sizes are provided in section entitled Orientation and Dimensions on page 12. H Install recirculation pump, flow-check valve and recirculation timer (for shut-down during off-hours where feasible) on the recirculation piping side.
Connections Recirculation Connections Recirculation tapping only for 92 and 120 USG / 350 and 450 ltr capacity The recirculation tapping on the tank is also the opening for mounting the temperature and pressure relief valve (T&P valve). Fig 20. 5167 535 v1.
Appendix Pressure Drop Information 8 11 13 16 21 USGPM 30 8 20 4 10 3.2 8 2.4 2 6 5 1.6 4 1.2 3 Waterflow 8 000 5 12 44 10 000 3 40 6 000 ltr/min 16 35 40 50 60 80 60 50 26 30 24 20 4 000 5 000 20 80 18 22 10 100 32 3 000 1 40 13 0.4 2 200 2 000 0.8 80 9 3 300 800 1.2 120 1 000 4 400 4.4 1.6 500 160 600 5 600 200 3.5 6 2 800 240 500 2.4 1000 2.6 8 mbar 3.2 “ w.c. 10 400 320 2.
Appendix Post Installation ... Start-up/Service Instructions DHW Tank Service Binder 1. File all Parts Lists, Operating and Service Instructions in the Service Binder. Printed on environmentally friendly (recycled and recyclable) paper. Start-up information 2. Install a protective hanging case near the boiler and store the Service Binder in this location. Viessmann Manufacturing Company (U.S.) Inc. 45 Access Road Warwick, Rhode Island • 02886 • USA Tel. (401) 732-0667 • Fax (401) 732-0590 www.
