Bosch EHP 6-11 LW User Manual

14
FOR THE USER
Basic functions - Customer level 1
The menu display is standard on all
heat pumps.
=
=
Temp. Fine-tune
Page 17
The menu display is only shown on
the heat pump in combination with an
extra sensor or for a specifi c model.
temp. +/-
Page 16
Room temperature
Page 18
Extra hotwater
Page 18
STANDBY
no rad heat required
No need
for hot water mode
Page 15
HOT WATER MODE
Heat pump only
Page 15
HEATING Mode
HP and add. heat
Page 15
Heat rad required
Heat pump starts
in #### seconds
Page 15
Main menu
Indoor temperature
settings 1
Page 19
Temperature settings
Temp. incr. / decr.
range 0-10 1.1
Page 16
Temp. settings
Adjust temp.
range -10/+10 1.2
Page 17
Temp. settings
Int. temp 1.10
Page 18
Main menu
Adjusting the hot
water settings 2
Page 19
Hot water setting
Duration of
add. hot water 2.1
Page 18
Main menu
Monitor all
temperatures 3
Page 19
Temperature readings
Return radiator GT1
Temperature readings
Out GT2
Temperature readings
Hot water GT3
Temperature readings
Shunt, fl ow GT4
Temperature readings
Room GT5
Temperature readings
Compressor GT6
Temperature readings
Heat trfl uid out GT8
Temperature readings
Heat tr fl uid in GT9
Temperature readings
Ht trfl d(coll)inGT10
Temperature readings
Httrfl d(coll)out GT11
Page 20
Note
Each menu is numbered in the lower
right-hand corner; this indicates which
main display it is associated to.
Select scrolling information on the menu display
If you press the Info button in the initial menu, you will receive continuous
information about the heat pump’s operation and working temperatures.
This is what to do:
1. Press the Info button in the initial menu.
Here follows a few of the windows displayed:
Menu outline for Basic functions (Customer level 1)
Reg 637 K1
040622 16:08:15 Tu
temp. Info Menu
Reg 637 K1
040622 16:08:15 Tu
temp. Info Menu

Bosch EHP 6-11 LW Specifications

General

Brand	Bosch
Model	EHP 6-11 LW
Category	Heat Pump
Language	English

Summary

Important Information for Users

Component Parts of the Heat Pump (LWM Model)

Component Parts of the Heat Pump (LW Model)

Compressor

Control Panel

Control Unit

Control Unit Functionality

Heat Pump Control Methods

Control with Outdoor Sensor

Control with Outdoor and Room Sensor

Control Panel and Indicators

Controls and Status Lamps

Navigating the Control Panel

Using Control Panel Buttons

Basic Functions (Customer Level 1)

Accessing frequently used settings for users.

Setting the Heating

Understanding the Heat Curve

Adjusting the Heat Curve

Modifying Curve Slope

How to increase or decrease heating by adjusting the curve slope.

Cold Weather Heating Adjustment

Procedure for adjusting heat curve in cold conditions.

Fine-Tuning the Heat Curve

Adjusting for Warm Weather

Setting Room Temperature

Heating and Hot Water Settings

Extra Functions (Customer Level 2)

Advanced Temperature Settings

Fine-Tuning the Heat Curve

Hot Water and Timer Settings

Timer Control Settings

Setting heating schedules based on time and day.

Timer Control Details

Operation Times and Clock Settings

Setting Time and Date

Correctly setting the internal clock and date for proper function.

Alarms and Factory Reset

Alarm Logging

Accessing and viewing logged alarms and their status.

Maintenance Overview

Maintenance Procedures

Cleaning the Particle Filter

Troubleshooting Guide

Responding to Alarms

How to interpret and acknowledge alarm messages on the display.

Fuses, Reset Buttons, and Alarms

Heat Pump Fuses and Reset Buttons

Location and function of fuses and reset buttons for troubleshooting.

Comprehensive Alarm List

A list of all possible alarms and their corresponding causes.

Compressor and Pump Faults

Motor Cut-Out Compressor (MB1)

Troubleshooting steps for compressor motor cut-out alarms.

Motor Cut-Out HTF Pump (MB2)

Troubleshooting steps for HTF pump motor cut-out alarms.

Temperature and Pressure Faults

Compressor Temperature Alarm (GT6)

Addressing alarms related to compressor overheating.

Low Pressure Switch Alarm (LP)

Troubleshooting low pressure switch alarms.

Pressure and Electric Cassette Faults

High Pressure Switch Alarm (HP)

Troubleshooting high pressure switch alarms.

Electric Cassette Alarms (EK)

Addressing alarms related to the electric cassette.

Electrical and Fluid Flow Faults

Power Failure Alarms

Actions for power failure and incorrect phase alarms.

High Heat Transfer Fluid Delta Alarm

Troubleshooting alarms for high temperature difference in heat transfer fluid.

Heat Pump Flow and Temperature Faults

High Return Temperature Alarm (GT9)

Addressing alarms for excessively high return water temperature.

Heat Transfer Fluid Out Max Alarm (GT8)

Troubleshooting alarms for maximum heat transfer fluid output temperature.

Sensor and Fluid Limit Faults

Sensor Faults

General troubleshooting for defective sensors.

HTF Fluid Limit Alarms (GT10/GT11)

Addressing alarms for low heat transfer fluid temperature limits.

For the Installer

Installer Important Information

Installation Checklist

A step-by-step guide for installers to follow during installation.

Dimensions and Plumbing Connections

Preparations Before Connection

Electrical and Heating System Connections

Connecting to Heating System

General advice on connecting to the heating system, including flushing.

Heating System Connection Without Bypass

LWM Model Heating System Connection

LW Model Heating System Connection

System Filling Procedures

Filling Heat Transfer Fluid

Connecting to Power Supply

External Connections

Power Supply Connections (3-Phase/1-Phase)

Details for connecting 3-phase and 1-phase power supplies.

Sensors and Mixing Valve Connections

Wiring for external sensors and mixing valves.

Installer and Service Menu (I/S)

Accessing the Installer Menu

How to enter the service menu by holding the menu button.

Navigating Installer Menus

Example of using the control panel for installer settings.

Commissioning the Heat Pump

Starting the Heat Pump

Initial startup procedure and checks.

Post-Startup Checks

Essential checks for pressure, levels, and temperature differences post-startup.

Commissioning Settings

Temperature Settings Adjustments

Commissioning Service Functions

Advanced Commissioning Options

Additional Heat and Reset Settings

Return to Factory Settings

Resetting settings to factory defaults for installer or user levels.

Manual Test Runs and Checks

Manual Test Run

Key Checks After Startup

Essential checks for pressure, levels, and temperature differences post-startup.

Technical Information

Factory Settings Overview

Technical Data (Three-Phase Models)

Technical Data (Single-Phase Models)