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Viessmann Vitopend 100-W User Manual

Viessmann Vitopend 100-W
48 pages
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Operating instructions
for the system user
VIESMANN
With constant temperature or weather-compensated control unit
VITOPEND 100-W
5837147 HK 11/2017
Please keep safe.
VITODENS 100-W

Table of Contents

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Viessmann Vitopend 100-W Specifications

General IconGeneral
Fuel TypeGas
Max. Water Temperature85 °C
TypeCondensing Boiler
Gas TypeNatural gas / LPG
EfficiencyUp to 98%

Summary

Safety Instructions

For your safety

General safety advice for users to prevent accidents and material losses.

Work on the appliance

Instructions and restrictions for performing work on the appliance.

If you smell gas

Immediate actions to take if gas leakage is detected.

If you smell flue gas

Immediate actions to take in case of flue gas detection.

If there is a fire

Emergency procedures to follow in case of a fire.

What to do if water escapes from the appliance

Steps to take if water leaks from the appliance to prevent electrocution.

What to do if the heating system develops a fault

Guidance on responding to fault messages and their consequences.

Installation room requirements

Conditions for the installation room, including ventilation and flammable materials.

Introductory information

Intended use

Defines the proper and improper applications of the heating appliance.

Operation

Display and control elements

Identification and function of the control panel buttons and display.

Operating program

Overview of programs for central heating, DHW, and frost protection.

Weather-compensated mode

Heating water temperature regulated by outside temperature and heating curve.

Start-up/shutdown

Starting the heating system

Step-by-step guide for activating the heating system after installation or shutdown.

Shutting down the heating system

Procedures for safely deactivating the heating system for extended periods.

Central heating

Weather-compensated mode — Setting the heating curve

Adjusting the heating curve for optimal performance based on outside temperatures.

Setting the operating program for central heating and DHW heating

How to configure the system for simultaneous heating and hot water provision.

Setting a seven-day program

Creating a customized heating schedule for each day of the week.

Heating curve — weather-compensated mode

Detailed explanation of how the heating curve affects operation.

Setting the heating curve

Procedure to select the appropriate heating curve for weather-compensated mode.

DHW heating

DHW temperature

Information regarding the setting of domestic hot water temperature.

Setting the operating program for DHW heating

Configuring the system for domestic hot water provision without central heating.

Time program

Setting schedules for when domestic hot water should be available.

Setting the time program for DHW heating

Customizing the daily schedule for domestic hot water availability.

What to do if...

Rooms are too cold

Diagnosing and resolving issues related to insufficient room heating.

Rooms are too hot

Diagnosing and resolving issues related to overheating rooms.

There is no hot water

Troubleshooting steps for a lack of domestic hot water supply.

The DHW is too hot

Addressing problems with excessively hot domestic hot water.

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