EasyManua.ls Logo

Danfoss DHP-L Opti - User Manual

Danfoss DHP-L Opti
31 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
User manual
DHP-A
DHP-A Opti
DHP-AL
DHP-AL Opti
DHP-C
DHP-H
DHP-H Opti
DHP-H Opti Pro
DHP-L
DHP-L Opti
DHP-L Opti Pro
VUBMA902

Other manuals for Danfoss DHP-L Opti

Questions and Answers

  • S
    Steven SmithAug 12, 2025
    What to do if I get a HIGH PRESSURE ERROR on my Danfoss Heat Pump?
    • H
      Haley SchmidtAug 12, 2025
      If you receive a HIGH PRESSURE ERROR, it means the high pressure switch has tripped, and the compressor has stopped. To address this, acknowledge the alarm by setting the heat pump to operating mode OFF and then back to the desired operating mode.
  • D
    david37Aug 16, 2025
    Why am I getting a MOTOR ERROR on my Danfoss Heat Pump?
    • A
      Adam RileyAug 16, 2025
      A MOTOR ERROR indicates that the overload relay (overcurrent relay) compressor or the overload relay for the outdoor unit fan has been activated. To fix this, acknowledge the alarm by setting the heat pump to operating mode OFF and then back to the desired operating mode.
  • S
    smithsandraAug 19, 2025
    What to do if the Danfoss Heat Pump shows BRINE OUT error?
    • S
      Shelby SchmidtAug 19, 2025
      The BRINE OUT error indicates that the brine out temperature is less than the set minimum. Consequently, the compressor has stopped. Acknowledge the alarm by setting the heat pump to operating mode OFF and then back to the desired operating mode.
  • T
    tracyorrAug 25, 2025
    Why does my Danfoss Heat Pump display a LOW BRINE FLOW error?
    • J
      Julie AllenAug 25, 2025
      A LOW BRINE FLOW error occurs because the flow sensor was not active during the last start, causing the compressor to stop. To address this, acknowledge the alarm by setting the heat pump to operating mode OFF and then back to the desired operating mode.
  • J
    Jamie BennettAug 27, 2025
    What does AUX. HEATER ERROR mean on my Danfoss DHP-L Opti Heat Pump?
    • A
      Audrey LyonsAug 27, 2025
      An AUX. HEATER ERROR indicates that overheating protection has been activated, and there is no auxiliary heater. To clear this error, acknowledge the alarm by setting the heat pump to operating mode OFF and then back to the desired operating mode.
  • A
    Andrew HenryAug 31, 2025
    What happens when the Danfoss DHP-L Opti shows OUTDOOR SENSOR error?
    • K
      Katelyn ShermanAug 31, 2025
      If you see an OUTDOOR SENSOR error, it means there is a fault in the outside sensor. The control system will use zero degrees when calculating the heat demand. You can acknowledge the alarm by setting the heat pump to operating mode OFF and then back to the desired operating mode.
  • G
    garymooreSep 4, 2025
    What does SUPPLY LINE SENSOR error mean for Danfoss DHP-L Opti Heat Pump?
    • E
      Evelyn StewartSep 4, 2025
      A SUPPLY LINE SENSOR error indicates an issue with the supply line sensor. When this occurs, everything stops except the heating system’s circulation pump. To address this, acknowledge the alarm by setting the heat pump to operating mode OFF and then back to the desired operating mode.
  • S
    Steven GonzalesSep 7, 2025
    What does FLOW SENSOR error mean on Danfoss DHP-L Opti DHP-C models?
    • A
      Anne PerezSep 7, 2025
      A FLOW SENSOR error indicates that an error has been detected on the flow switch. This applies to DHP-C models. To resolve this, acknowledge the alarm by setting the heat pump to operating mode OFF and then back to the desired operating mode.

Summary

Foreword

Safety precautions

Installation and maintenance

Details on safe installation and routine upkeep of the heat pump system.

System modifications

Guidelines for authorized modifications to system components and operational safety.

Safety valve

Precautions for the hot water circuit's safety valve and overflow pipe.

About your heat pump

Outdoor and defroster function

Describes the function of the outdoor unit using air as a heat source and the automatic defrost process.

Speed (rpm) control

Explains how speed-controlled circulation pumps maintain optimal heat pump efficiency.

HGW technology

Introduces the HGW technology as a new method for water heating.

Water heater

Details the integrated 180-litre water heater and its TWS coil technology.

Auxiliary heat

Explains the operation of the auxiliary heater when heat demand exceeds compressor capacity.

Control system

Keypad

Describes the function of the control panel's keypad buttons for navigation and value adjustment.

Indicator

Explains the different modes and meanings of the control panel indicator light.

Display

Details the symbols and messages shown on the heat pump display for operation and status.

Main Menu

Outlines the structure and navigation of the main INFORMATION menu.

Settings and adjustments

Setting operating mode

Guides on selecting and changing the heat pump's operating mode (AUTO, HEAT PUMP, etc.).

Adjusting the indoor temperature

Explains how to adjust indoor temperature by modifying the heat curve and ROOM value.

Adjusting the HEAT CURVE

Details parameters for adjusting the heat curve based on outdoor temperature for optimal comfort.

Adjusting ROOM values

Describes how to adjust the ROOM value to influence the system's heat curve and indoor temperature.

Reading off temperatures

Shows how to read various temperature measurements from the control system.

Reading the operating time

Explains how to view the total operating hours of the heat pump and auxiliary heaters.

Manual defrost, outdoor unit

Instructions for initiating a manual defrost cycle for the outdoor unit from the control computer.

Regular checks

Checking operation

How to monitor the heat pump's operational status via indicators and alarm messages.

Check the water level in the heating circuit

Procedure for checking and maintaining the heating circuit water pressure and topping up if needed.

Check the brine circuit level

Guidance on checking and maintaining the brine circuit fluid level to prevent operational interruptions.

Checking safety valves

Instructions for regularly checking safety valves to prevent lime deposits and ensure proper function.

In the event of leakage

Actions to take in case of water or brine circuit leakage to prevent damage.

Cleaning the strainers for the heating and brine circuits

Steps for cleaning the heating and brine circuit strainers twice a year.

Default setting in the control computer

References

Check list

A comprehensive checklist for installation, setup, and system verification.

Installation carried out by:

Section to record details of the installation personnel for piping, electrical, and system adjustment.

Danfoss DHP-L Opti Specifications

General IconGeneral
COP (Heating)4.5
RefrigerantR410A
Operating Temperature Range (Heating)-20°C to 35°C
Operating Temperature Range (Cooling)10°C to 46°C
TypeAir to Water Heat Pump
Sound Power Level55 dB(A)
Power Supply400V, 3-phase, 50Hz

Related product manuals