Daikin Altherma EHVH/X16S18+26CA Installer's Reference Manual page 3

12 Troubleshooting ................................................ 62
12.1
General guidelines .................................................................... 62
12.2 Solving problems based on symptoms ..................................... 62
12.2.1 Symptom: The unit is NOT heating or cooling as
expected ....................................................................
12.2.2 Symptom: The compressor does NOT start (space
heating or domestic water heating) ............................
12.2.3 Symptom: The pump is making noise (cavitation) ..... 63
12.2.4 Symptom: The pressure relief valve opens ...............
12.2.5 Symptom: The water pressure relief valve leaks .......
12.2.6 Symptom: The space is NOT sufficiently heated at
low outdoor temperatures ..........................................
12.2.7 Symptom: The pressure at the tapping point is
temporarily unusual high ............................................
12.2.8 Symptom: Decoration panels are pushed away due
to a swollen tank ........................................................
12.2.9 Symptom: Tank disinfection function is NOT
completed correctly (AH-error) ..................................
12.3
Solving problems based on error codes ................................... 64
12.3.1 Error codes: Overview ...............................................
13 Glossary ............................................................. 65
14 Technical data ................................................... 66
14.1
Dimensions and service space ................................................. 66
14.1.1 Dimensions and service space: Indoor unit ...............
14.2 Components ............................................................................. 68
14.2.1 Components: Indoor unit ...........................................
14.2.2 Components: Switch box (indoor unit) .......................
14.3 Functional diagrams ................................................................. 70
14.3.1 Functional diagram: Indoor unit .................................
14.4
Piping diagram .......................................................................... 71
14.4.1 Piping diagram: Indoor unit ........................................
14.5
Wiring diagram .......................................................................... 72
14.5.1 Wiring diagram - components: Indoor unit ................
14.6
Technical specifications ............................................................ 78
14.6.1 Technical specifications: Indoor unit ..........................
14.7 Operation range ........................................................................ 80
14.7.1 Operation range: Heating and cooling .......................
14.7.2 Operation range: Domestic hot water ........................
14.7.3 Drain pan necessity ...................................................
14.8
Sound spectrum ........................................................................ 83
14.8.1 Sound spectrum: Outdoor unit ...................................
14.9
ESP curve ................................................................................. 84
14.9.1 ESP curve: Indoor unit ...............................................
14.10 Performance ............................................................................. 85
14.11 Combination table ..................................................................... 88
1 About the documentation
1.1 About this document
Target audience
Authorized installers
Documentation set
This document is part of a documentation set. The complete set
consists of:
Document Contains...
General Safety instructions that
safety you must read before
precautions installing
Indoor unit Installation instructions
installation
manual
Outdoor unit Installation instructions
installation
manual
ERHQ011~016BA + ERLQ011~016CA + EHVH/X16S18+26CA
Daikin Altherma - Low Temperature Split
4P313777-1C - 2012.11
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Format
Paper (in the box of the
indoor unit)
Paper (in the box of the
outdoor unit)
1 About the documentation
Document Contains...
Installer Preparation of the
reference installation, technical
guide specifications, good
practices, reference data,
...
Addendum Additional info about how
book for to install optional
optional equipment
equipment
Latest revisions of the supplied documentation may be available on
the regional Daikin website or via your dealer.
2 General safety precautions
2.1 About the documentation
▪ The original documentation is written in English. All other
languages are translations.
▪ The precautions described in this document cover very important
topics, follow them carefully.
▪ All activities described in the installation manual must be
performed by an authorized installer.
2.1.1 Meaning of warnings and symbols
DANGER
Indicates a situation that results in death or serious injury.
DANGER: RISK OF ELECTROCUTION
Indicates a situation that could result in electrocution.
DANGER: RISK OF BURNING
Indicates a situation that could result in burning because of
extreme hot or cold temperatures.
WARNING
Indicates a situation that could result in death or serious
injury.
CAUTION
Indicates a situation that could result in minor or moderate
injury.
NOTICE
Indicates a situation that could result in equipment or
property damage.
INFORMATION
Indicates useful tips or additional information.
2.2 For the installer
2.2.1 General
If you are not sure how to install or operate the unit, contact your
dealer.
NOTICE
Improper installation or attachment of equipment or
accessories could result in electric shock, short-circuit,
leaks, fire or other damage to the equipment. Only use
accessories, optional equipment and spare parts made or
approved by Daikin.
Format
CD/DVD (in the box of the
indoor unit)
Paper (in the box of the
indoor unit)
CD/DVD (in the box of the
indoor unit)
Installer reference guide
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