STIEBEL ELTRON DHC 3-1 Operation And Installation
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STIEBEL ELTRON DHC 3-1 Operation And Installation

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OPERATION AND INSTALLATION
OPERACIÓN E INSTALACIÓN
UTILISATION ET INSTALLATION
Tankless Electric Water Heater
Calentador de Agua Instantáneos sin Tanque
Chauffe-Eau Électrique sans Accumulateur
» DHC 3-1
» DHC 3-2
» DHC 4-2
» DHC 4-3
» DHC 5-2
» DHC 6-2
» DHC 8-2
» DHC 9-3
» DHC 10-2
Certified to ANSI/UL Std. 499
Conforms to CAN/CSA Std. E335-1 & E335-2-35
Certificación con ANSI/UL Std. 499
Conforme a CAN/CSA Std. E335-1 & E335-2-35
Certifié à la norme ANSI/UL Std. 499
Conforme à la norme CAN/CSA Std. E335-1 & E335-2-35
Tested and certified by WQA to NSF/ANSI 372
for lead free compliance.
Probado y certificado por WQA NSF/ANSI 372 para
el cumplimiento de las regulaciones sin plomo.
Testé et certifié par WQA à la NSF/ANSI 372 pour une
utilisation sans plomb.

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Summary of Contents for STIEBEL ELTRON DHC 3-1

  • Page 1 OPERATION AND INSTALLATION OPERACIÓN E INSTALACIÓN UTILISATION ET INSTALLATION Tankless Electric Water Heater Calentador de Agua Instantáneos sin Tanque Chauffe-Eau Électrique sans Accumulateur » DHC 3-1 » DHC 3-2 » DHC 4-2 » DHC 4-3 » DHC 5-2 » DHC 6-2 »...

  • Page 2: Table Of Contents

    CONTENTS | OPERATION OPERATION OPERATION General information _________________________________________2 Safety information _______________________________________________ 2 Other symbols in this document ______________________________ 3 General information Safety __________________________________________________________3 Intended use ______________________________________________________ 3 General Information_____________________________________________ 3 Note Safety Precautions _______________________________________________ 3 Read these instructions carefully before using the ap- pliance and familiarize yourself with its functions.

  • Page 3: Operation

    OPERATION SAFETY Other symbols in this document Safety Precautions DANGER: Injury Note Please read and follow these instructions. Failure to Notes are bordered by horizontal lines above and below follow these instructions could result in serious per- the text. General information is identified by the symbol sonal injury or death.

  • Page 4: Register Your Product

    IF YOU HAVE ANY QUESTIONS CONCERNING THE REGISTRA- 1 Electrical junction box TION PROCESS OR WARRANTY OPTIONS, PLEASE CONTACT 2 Water supply line for faucet installation STIEBEL ELTRON USA DIRECTLY AT (800)-582-8423. 3 3/8˝ compression-T 4 Shut-off valve General 5 1/2˝ main pipe...

  • Page 5: Water Connections

    The “live” wires must be connected to the slots on the termi- Water connections nal block marked N and L (DHC 3-1 only) or L and L (all other 1. All plumbing work must comply with national and applicable versions). The ground wire must be connected to slot marked state and local plumbing codes.

  • Page 6: Terminal Block

    INSTALLATION COMMISSIONING Terminal block Consult the chart below for the recommended torque amounts on the terminal block screws. Screw Size (mm) Min. Torque (N•cm) Min. Torque (lbf•in) 150-200 13.3-17.7 Using the proper torque specifications to secure wire to the wiring block helps to avoid personal loss or property damage.10 Commissioning WARNING:...

  • Page 7: Troubleshooting

    If you are not able to resolve a problem please contact us toll free at 800-582-8423 before removing the unit from the wall. STIEBEL ELTRON is happy to provide technical assistance. In most instances, we can resolve the problem over the phone.

  • Page 8: Normal Maintenance

    11.2 Wiring diagram 10. Normal maintenance DHC 3-2, DHC 4-2, DHC 5-2 STIEBEL ELTRON DHC tankless heaters are designed for a very long 2/GND ~ 208 / 240 V service life. Actual life expectancy will vary with water quality and use.

  • Page 9: Temperature Increase Above Ambient Water Temperature

    2/GND ~ 208 / 240 V [ °F ] DHC 9-3 GPM (gallon per minute) 1/N/GND ~ 277 V 0.32 0.42 0.48 0.5 0.69 0.75 0.79 1.0 DHC 3-1 DHC 3-1 DHC 3-2 1/N/GND ~ 120 V DHC 4-2 – –...

  • Page 10: Data Table

    4.33 in / 100 mm Weights Weight 2.1 kg Weight 4.6 lb DHC 3-1, 3-2, 4-2 ship with a 0.5 (1.9 ) pressure compensating flow-reducer/aerator that must be installed. l/min & for 120 This is our recommendation for overcurrent protection sized at 100% of load ( for 240/208/277 models).

  • Page 11: Spare Parts

    INSTALLATION SPARE PARTS 12. Spare parts No. Spare part DHC 3-1 DHC 3-2 DHC 4-2 DHC 4-3 DHC 5-2 DHC 6-2 DHC 8-2 DHC 9-3 DHC 10-2 Heating system 165889 167769 167770 165890 167771 171117 167772 296874 167773 Flow switch...

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