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OPERATION AND INSTALLATION
TANKLESS ELECTRIC BOOSTER FOR TANK WATER HEATERS
» MEGABOOST
The MegaBoost is
tested and certifi ed
by WQA against NSF/
ANSI 372 for lead free
compliance.
STIEBEL ELTRON, Inc.
17 West Street | West Hatfi eld, MA 01088
Tel. 413-247-3380 | Fax 413-247-3369
Email info@stiebel-eltron-usa.com
www.stiebel-eltron-usa.com
Tankless electric booster
for tank water heaters
°
F
°
C
Max. power, below set temp.
Modulating power
Off
86°F - 105°F Hand Washing
105°F - 120°F Residential Use
120°F - 140°F Commercial Only
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Summary of Contents for STIEBEL ELTRON MEGABOOST
- Page 1 Max. power, below set temp. Modulating power 86°F - 105°F Hand Washing 105°F - 120°F Residential Use 120°F - 140°F Commercial Only The MegaBoost is tested and certifi ed by WQA against NSF/ ANSI 372 for lead free compliance. STIEBEL ELTRON, Inc.
- Page 2 CONTENTS | OPERATION OPERATION OPERATION General information ___________________________________________ 2 Safety information __________________________________________________ 2 Other symbols in this document _________________________________ 2 General information Safety ____________________________________________________________ 3 Intended use _________________________________________________________ 3 General Information________________________________________________ 3 Note Safety Precautions __________________________________________________ 3 Read these instructions carefully before using the applian- ce and familiarize yourself with its functions.
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Page 3: Safety
OPERATION SAFETY Safety DANGER: Electrocution Never remove the appliance cover unless the electricity Observe the following safety information and regulations. servicing the appliance is turned off. Failure to do so could result in personal injury or death. Operate the appliance only when fully installed and with all safety equipment fi... -
Page 4: General
If you cannot remedy the fault, notify the contractor who installed the appliance. To facilitate and speed up your enquiry, please pro- MegaBoost can be installed on the cold water inlet or on the hot vide the serial number from the type plate (000000-0000-000000). -
Page 5: Installation 6. Safety
Choosing installation confi guration The Megaboost can either pre-heat an electric tank water heater or be pre-heated by one. The chart shows the effect of installation on the tank cold water inlet versus on the tank hot water outlet. -
Page 6: Mounting
(outlet) is on the left side of appliance. Tankless water heaters such as the MegaBoost are not required to be equipped with a Pressure and Temperature Relief Valve (P&T). If the local inspector will not pass the installation with- out a P&T, it should be installed on the hot water outlet side of... -
Page 7: Temperature Setting/Anti-Scalding Protection
INSTALLATION ELECTRICAL CONNECTION 10.1 Temperature setting/anti-scalding protection Damage to the appliance and the environment: Observe the type plate. The specifi ed voltage must match the mains voltage. DANGER: Electrocution Before beginning any work on the electric installati- on, be sure that main breaker panel switch is „off“ to avoid any danger of electric shock. -
Page 8: Commissioning
If you are not able to resolve a problem please contact us, see A setting of 110°F (43°C) is recommended when the MegaBoost last side, before removing the appliance from the wall. STIEBEL is installed on the outlet of the tank. When installed on the tank ELTRON is happy to provide technical assistance. -
Page 9: Technical Data
INSTALLATION TECHNICAL DATA 14.2 Wiring diagram 14. Technical Data MegaBoost 14.1 Dimensions 2/GRD ~ 208 / 240 V 14.3 Data table Mega Boost Part number 524201 Phase 1½˝(3.8 cm) Voltage V 208 4˝(10 cm) 4¼˝(11 cm) Frequency Hz 50 / 60 50 / 60 7¾˝(20 cm) -
Page 10: Spare Parts
INSTALLATION TECHNICAL DATA 14.4 Spare parts No. No. Spare part MegaBoost Heating system 292575 Safety thermal cut out 286369 Electronic control appliance 291851 Coding plug 283455 Back panel 292578 Flow sensor DFE 286461 Cold water connection 291699 Filter screen 252430... -
Page 11: Warranty
Please help us to protect the environment by disposing of the This Warranty is valid for U.S.A. & Canada only. Warranties may packaging in accordance with the national regulations for waste vary by country. Please consult your local Stiebel Eltron Repre- processing. sentative for the Warranty for your country. - Page 12 STIEBEL ELTRON, Inc. 17 West Street | 01088 West Hatfield MA Tel. 0413 247-3380 | Fax 0413 247-3369 info@stiebel-eltron-usa.com www.stiebel-eltron-usa.com 4 < A M H C M D = C b J A D D > Subject to errors and technical changes!
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