Dantherm AC-24 User manual
AC-24
SERVICE MANUAL
en • Rev. 1.2.1 • 2020-W48-3
Declaration of Conformity
Dehumidication
Dantherm S.p.A
Marienlystvej 65
DK - 7800 Skive
Tel.: +45 96 14 37 00
Fax: +45 96 14 38 00
Declaration of following product:
Product name: AC 24
Product no.: 323043
The product is in conformity with the following directives:
2006/42/EC Machinery Directive
2014/35/EU Low Voltage Directive
2014/30/EU EMC Directive
2014/68/EU Pressure Equipment Directive
2011/65/EU RoHS Directive
1907/2006/EC REACH Regulation
- and is manufactured in conformity with the following harmonised standards:
DS/EN ISO 12100-1:2011 Safety of machinery - General principles for design
EN 60204-1 Safety of machinery - Electrical equipment of machines - Part 1
EN 60 335-1:2012 Household and similar electrical appliances - Safety - Part 1:
EN 60 335-2-40:2003 Household and similar electrical appliances - Safety - Part 2-40
DS/EN 61000-6-2:2005 Electromagnetic compatibility (EMC) - Part 6
DS/EN 61000-6-3:2007 Electromagnetic compatibility (EMC) - Part 6
Skive, 20/08-2018
Lars Brodersen
VP Sales
Product manager
3
en
Introduction This is the service manual for the Dantherm A/S AC-24 unit.
The below table of contents gives an overview of the main sections.
This manual is for the unit AC 24
Dantherm Number Code NSN
323043 AC-24-B-305-R9010 *4120-22-631-1514
*) The code is specied on the data plate, which is placed on the control panel.
See the explanation of the syntax code on page 8
WARNING It is the responsibility of the operator to read and understand this service manual
and other information provided and to use the correct operating procedures.
Air conditioners should only be operated by qualied (trained) personnel and
the repair of the cooling circuit and electrical system is to be done only by skilled
service people. Failure to do so can result in personal injury or equipment damage.
Read the entire manual before the initial start-up of the air conditioner. It is
important to know the correct operating procedures for the air conditioner and all
safety precautions to prevent the possibility of property damage and/or personal
injury.
Table of main topics This service manual covers the following main topics:
Topic See
page:
General information 4
Table of content 5
Product description 6
User’s guide 20
Service guide 29
Technical information 45
Overview
4
Introduction This section gives the general information about this service manual and about the
unit.
Target group • Users of the unit
• Technicians who install and maintain the unit
Part number Part number of this service manual is 097881
Copyright Copying of this service manual, or part of it, is forbidden without prior written
permission from Dantherm A/S.
Reservations Dantherm A/S reserves the right to make changes and improvements to the product
and the service manual at any time without prior notice or obligation.
Recycling The unit is designed to last for many years. When the time comes for the unit to be
recycled, the unit should be recycled according to national regulation to protect the
environment.
Quality Management
System
Dantherm S.p.A has implemented a Quality Management System according to EN/
ISO9001.
The system is supplemented with an Environmental Management System according
to EN/ISO14001. Both systems are approved by third party and certied, by Bureau
Veritas Certication.
During 2005 & 2006 the Management Systems were supplemented with business
routines
with regards to safety. These routines meet the requirements stated in the
international
standard for Safety Management Systems OHSAS18001.
General information
5
en
Table of content Product description See page
General description 8
Transport of the unit 8
Description of parts 8
Syntax 9
Description of the cooling system 10
Description of the control board 15
Description of room thermostat 17
Description of the high and low pressure switch function 18
Functional Description 19
User´s guide
Preparations 21
Setup 22
Recommended camp conguration 23
Transport of the unit 26
Starting up and shutting down the air conditioner 27
Reset of thermo relay and control circuit fuse 28
Service guide
Preventive maintenance 30
Spare parts 33
Fault nding guide 41
Service agreement 43
Technical information
Technical data 45
Dimensions 46
Wiring diagram, AC 24 47
Wiring diagram reference 49
Table of contents
6
Introduction This section will give you a description of the AC 24 and its functionality.
Content The section covers the following topics:
Topic See page
General description 8
Transport of the unit 8
Description of parts 8
Syntax 9
Description of the cooling system 10
Description of the control board 15
Description of room thermostat 17
Description of the high and low pressure switch function 18
Functional Description 19
Product description
7
en
Introduction This section describes the unit as a whole.
The following sections describe the dierent parts of the unit..
General The AC 24 is a portable air conditioner that is made of high quality materials and the
production process is subject to constant quality checking. The instructions in this service
manual have been prepared to ensure that, when followed, this air condi-tioner will provide
long and ecient service.
Typical applications The AC 24 is designed primarily to supply cooled air to tents and other types of temporary
portable shelters.
Functionality The function of the unit is based on a cooling circuit and two powerful centrifugal fans. The
lower section contains the evaporator and the evaporator fan which draws warm ambient
or recirculated air through the cold evaporator coil and blows out the cooled air through the
discharge.
The upper section of the unit houses the condenser fan and the condenser coil which returns
the heat taken from the cooled air to the surrounding atmosphere.
WARNING Do not cover, block or obstruct the air openings. This may cause malfunction!
Do not operate the product outside the specied temperature range.
See section “Technical data”.
General description
8
Illustration This illustration gives an overview of the unit.
Parts Item Description
1 Handlebars for transport ( Accessories)
2 Wheels for easy eld mobility of the unit (Accessories)
3 Control panel with function switch and lamps
4 Mains cable
5 Room thermostat
Transport of the
unit.
General description, continued
9
en
Syntax
AC_24_B_305_R9010
AC Air conditioner
24 Nominal performance 24.000BTU/h
B 1ph; 230VAC; 50Hz
C 1ph; 230VAC; 60Hz
305 Duct connection size - mm
RRAL Color code
Introduction All products are named according to a syntax giving information about the specic unit
conguration.
Example This example is not necessarily related to the specic unit this manual describes:
10
This manual suits for next models
1
Table of contents
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