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Table of Contents
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Summary of Contents for Flexiheat EIWH5
- Page 1 Electric Instantaneous Water Heater EIWH5 Assembly and operating instructions...
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Page 2: Table Of Contents
Safety Guidelines (cont.) Product overview Intended use Product highlights Construction Installation Bleeding air Configuration EIWH5 Operation Maintenance Co-operation with other appliances Technical data Product disassembly Packaging contents Packaging disposal Declaration of conformity; reference standards and directives Read this manual thoroughly before use. -
Page 3: Explanation Of Symbols
Explanation of symbols Follow the safety instructions carefully in order to prevent injury and damage. Danger This sign warns against danger of injury. Note This sign warns against property damage and environmental pollution. Text marked with the word Tip contains additional information. Refer to this manual when operating the product or its controls labelled with this symbol. -
Page 4: Safety Guidelines
Safety Guidelines Product connection requirements • The device is intended only for mounting on a flat, vertical wall. • The electrical system must be planned and executed in accordance with the applicable regulations. • The heater should be installed in such a way that free maintenance access is ensured. -
Page 5: Safety Guidelines (Cont.)
Safety Guidelines (cont.) Working with this product • The heater should only be used if it has been properly installed and is in technically perfect condition. • The specific water resistance of the water supply network must not be less than: 1100 Ω... - Page 6 Operation of the product Danger Note that water at more than 40°C is uncomfortably hot (especially to children); at temperatures above 50°C, hot water is a risk of scalding, resulting in 1st degree burns (especially in children). Danger Every time there is a water outage in the supply system of the heater, always disconnect the heater from electrical power and bleed air from the heater.
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Page 7: Product Overview
Product overview The electric instantaneous water heater model EIWH5 is designed for heating potable water in households, sanitary facilities, laboratories, workshops, etc. The heater supports multiple outlets, allowing the heated water to be directed to several locations (sink, basin, bathtub, shower, etc.). -
Page 8: Construction
Construction [1] - Base [2] - Heating unit [3] - Terminal strip [4] - Control panel [5] - Outlet connection – Hot water [6] - Opening for inserting the power cable (bottom) [7] - Shut-off valve [8] - Inlet connection – Cold water [9] - Terminal strip [10] - Switch for adjusting the heating power [11] - Flow sensor... -
Page 9: Installation
Installation 245mm 170mm 97,5mm 39mm Cable entries on the 380mm 440mm back of the housing 41mm 122,5mm Hot water outlet Cold water outlet 100mm EN -099B_f.1604... - Page 10 Using the provided template, please mark the mounting location. Lay the water and electricity connections up to the marked points. Remove the casing and assess the technical condition. Rule out any transportation damage and use a meter to check the activation of the safety switch (condition of NC contacts).
- Page 11 Safety switch - main electrical connection Danger If the safety switch is triggered while the device is in operation, contact the service immediately. Danger Under no circumstances should the protective plugs of the connection wires be removed from the water connections. EN -099B_f.1604...
- Page 12 Top connection Danger When connecting from the top, use a cable gland. If the heater is factory-prepared for a bottom connection (i.e., the heater has a lower terminal block [9] connected to the safety switch [12] by wires), the existing electrical wires, along with the terminal block, must be removed.
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Page 13: Bleeding Air
Electrical Schematic EIWH5 Tin Tout BV Bleeding air • Isolate the power supply from the heater. • Open the water flow through the heater (by opening a hot water tap) and wait for the air to be bled out (for at least 30 seconds), after which the water should flow out of the tap with a steady stream without evidence of escaping air. -
Page 14: Configuration
The switch setting can be updated after adjusting the power supply. After powering on the EIWH5, the panel software version (PW...), the software version (MSP...), and the set rated power will be displayed on the screen. -
Page 15: Eiwh5 Operation
EIWH5 Operation The heater switches on automatically straight after reaching the flow rate over 2,5 l/min. The temperature control system adjusts the power rate according to the water flow rate, required temperature and the temperature of water in the mains. The LCD backlight and icon signalises the heating operation. - Page 16 Configuration and parameters view Set the minimum temperature value then push and keep knob for about 5 seconds until the display shows „>T SETPOINT”. Turn a knob to select the required value. There are some parameters that are not changeable by the user (e.g. >T INLET, >POWER), or can be used to change the work configuration only (e.g.
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Page 17: Maintenance
Maintenance Filter cleaning: Cut off power and cold water supplies. Take off the unit’s cover. Undo the inlet fitting - on the cold water side. Take the filter out from the inlet fitting. Clean up the filter. Fix the filter back, put the gasket and do up the inlet fitting. -
Page 18: Technical Data
Technical data EN -099B_f.1604... -
Page 19: Product Disassembly
Product disassembly Disassemble the product in the reverse order of the installation procedure on p. 9. Packaging contents Heater Gaskets pcs. Mounting screws sets Mesh filter Warranty card with installation certificate... -
Page 20: Packaging Disposal
Declaration of conformity; reference standards and directives FLEXIHEAT UK LTD declares with full responsibility that the electric instantaneous water heater EIWH5 mentioned in this operating manual comply with the requirements of the directives and the relevant safety standards for electrical...
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