Table of Contents
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OPERATING and
INSTALLATION MANUAL
TANK-TYPE WATER HEATER FOR VERTICAL
MOUNTING
OKHE 80,100,125,160-SMART
Družstevní závody Dražice-strojírna s.r.o.
(Works Cooperative - Dražice – Machine Plant, Ltd.)
Dražice 69, 294 71 Benátky nad Jizerou
tel.: +420 / 326 370 911
fax: +420 / 326 370 980
e-mail: export@dzd.cz
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Table of Contents
Related Manuals for Dražice OKHE 125-SMART
Summarization of Contents
Technical Specification of Product
Function Description
Explains how the water heater works, its heating element, and thermostat control.
Advice for Customers
Provides user guidance on hot water consumption and energy saving strategies.
Hot Water Consumption
Discusses factors affecting hot water usage and cost optimization.
Energy Saving
Offers tips on reducing electricity consumption and minimizing lime deposits.
Emergency Power Consumption
Details heat loss measured over 24 hours at specific temperature conditions.
Operation and Fitting Instructions
Operating Conditions
Outlines required environmental, water quality, and installation conditions for proper operation.
Wall Mounting
Provides detailed instructions and considerations for securely mounting the heater on a wall.
Plumbing Fixture
Details water pipe connections and the mandatory installation of a safety valve.
Electric Wiring
Covers general information and requirements for connecting the heater electrically.
Electric Installation General Information
Details electrical connection requirements, protection ratings, and power input.
Methods of Electronic Thermostat Connection
Explains two primary methods for connecting the electronic thermostat.
Permanent Connection with HDO Detection
Describes electrical connection with HDO for tariff-based heating.
C, HDO Connection
Details HDO connection method and display behavior when using HDO.
First Heater Commissioning
Guides through the initial filling, safety checks, and commissioning of the heater.
Putting Out of Service, Discharge
Instructions for draining and disconnecting the heater for extended periods or frost protection.
Inspection, Maintenance & Care for the Appliance
Covers regular safety valve checks, maintenance, and cleaning procedures for the appliance.
Most Frequent Function Failures and Their Causes
Identifies common failure codes, symptoms, causes, and recommended solutions.
Operation of Thermostat
Operating Modes
Explains the different operational modes available on the thermostat.
Normal
Describes the standard mode with constant user-defined temperature.
HDO
Explains operation during low electricity tariff periods.
ECO
Details the energy-saving mode with a temperature limit.
Smart
Describes the intelligent learning mode for power saving based on usage.
Smart HDO
Combines SMART features with HDO tariff detection for optimized heating.
Prog/Antifrost
Explains the holiday program and frost protection function.
Stop
Details the mode for switching off the heater and disabling functions.
Display
Explains the components and data shown on the thermostat display and its icons.
Control
Describes how to operate the thermostat using the available keys.
Thermostat Mode Setting
Guides on how to select and confirm operating modes.
Standard Display Mode
Explains how to cycle through information displayed on the screen.
Setting Mode
Details how to enter and navigate the settings menu for various parameters.
Setting the Desired Temperature
Instructions for adjusting the water temperature in various modes.
Resetting the Electricity Consumption Meter
How to reset the energy consumption data displayed.
Time Setting
Steps to set the current time on the thermostat.
Date Setting
Steps to set the current date on the thermostat.
Year Setting
Steps to set the current year on the thermostat.
Setting a Day in Week
Steps to set the current day of the week on the thermostat.
Important Notices
Installation Regulations
Lists regulations and standards for electrical and water connections.
Disposal of Packaging Material and Functionless Product
Provides guidelines for responsible disposal of packaging and the old appliance.
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