REMKO RKL 491 DC User Manual

5 (1)
Assembly and operating instructions
Read the instructions prior to performing any task!
REMKO RKL 491 DC
Local inverter room air conditioner in split design
0074-2014-01 Edition 1, en_GB
Installation and operating instructions (translation of the orig-
inal)
Read these operating instructions carefully before commis-
These instructions are an integral part of the system and must
always be kept near or on the device.
Subject to modifications; No liability accepted for errors or mis-
prints!

Table of contents

1 Safety and usage instructions............................................................................................................. 4
1.1 General safety notes....................................................................................................................... 4
1.2 Identification of notes...................................................................................................................... 4
1.3 Personnel qualifications.................................................................................................................. 4
1.4 Dangers of failure to observe the safety notes................................................................................ 4
1.5 Safety-conscious working............................................................................................................... 4
1.6 Safety notes for the operator........................................................................................................... 5
1.7 Safety notes for installation, maintenance and inspection.............................................................. 5
1.8 Unauthorised modification and changes......................................................................................... 5
1.9 Intended use................................................................................................................................... 5
1.10 Warranty........................................................................................................................................ 5
1.11 Transport and packaging.............................................................................................................. 6
1.12 Environmental protection and recycling........................................................................................ 6
2 Technical data....................................................................................................................................... 7
2.1 Technical data................................................................................................................................. 7
3 Structure and function.......................................................................................................................... 8
4
Operation............................................................................................................................................... 9
5 Installation........................................................................................................................................... 11
6 Connecting line................................................................................................................................... 14
7 Electrical connection ......................................................................................................................... 17
8 Troubleshooting and customer service ........................................................................................... 18
9 Care and maintenance ....................................................................................................................... 19
10 Shut-down ........................................................................................................................................... 20
11 Exploded view and spare parts lists................................................................................................. 21
11.1 Exploded view indoor unit........................................................................................................... 21
11.2 Spare parts list - Indoor unit........................................................................................................ 22
11.3 Exploded view outdoor unit......................................................................................................... 24
11.4 Spare parts list - Outdoor unit..................................................................................................... 24
12 Index..................................................................................................................................................... 25
3
1
Safety and
usage instructions
1.1

General safety notes

Carefully read the operating manual before com-
missioning the units for the first time. It contains
useful tips and notes such as hazard warnings to
prevent personal injury and material damage.
Failure to follow the directions in this manual not
only presents a danger to people, the environment
and the system itself, but will void any claims for
liability.
Keep this operating manual and the refrigerant
data sheet near to the units.
1.2

Identification of notes

This section provides an overview of all important
safety aspects for proper protection of people and
safe and fault-free operation.The instructions and
safety notes contained within this manual must be
observed in order to prevent accidents, personal
injury and material damage.
Notes attached directly to the units must be
observed in their entirety and be kept in a fully
legible condition.
Safety notes in this manual are indicated by sym-
bols. Safety notes are introduced with signal words
which help to highlight the magnitude of the danger
in question.
DANGER!
Contact with live parts poses an immediate
danger of death due to electric shock. Damage
to the insulation or individual components may
pose a danger of death.
DANGER!
This combination of symbol and signal word
warns of a situation in which there is immediate
danger, which if not avoided may be fatal or
cause serious injury.
WARNING!
This combination of symbol and signal word
warns of a potentially hazardous situation,
which if not avoided may be fatal or cause
serious injury.
CAUTION!
This combination of symbol and signal word
warns of a potentially hazardous situation,
which if not avoided may cause injury or mate-
rial and environmental damage.
NOTICE!
This combination of symbol and signal word
warns of a potentially hazardous situation,
which if not avoided may cause material and
environmental damage.
This symbol highlights useful tips and recom-
mendations as well as information for efficient
and fault-free operation.
1.3

Personnel qualifications

Personnel responsible for commissioning, opera-
tion, maintenance, inspection and installation must
be able to demonstrate that they hold a qualifica-
tion which proves their ability to undertake the
work.
1.4
Dangers of failure to observe
the safety notes
Failure to observe the safety notes may pose a risk
to people, the environment and the units. Failure to
observe the safety notes may void any claims for
damages.
In particular, failure to observe the safety notes
may pose the following risks:
n The failure of important unit functions.
n The failure of prescribed methods of mainte-
nance and repair.
n Danger to people on account of electrical and
mechanical effects.
1.5

Safety-conscious working

The safety notes contained in this manual, the
existing national regulations concerning accident
prevention as well as any internal company
working, operating and safety regulations must be
observed.
REMKO RKL
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1.6

Safety notes for the operator

The operational safety of the units and compo-
nents is only assured providing they are used as
intended and in a fully assembled state.
n The units and components may only be set up,
installed and maintained by qualified per-
sonnel.
n Protective covers (grille) over moving parts
must not be removed from units that are in
operation.
n Do not operate units or components with
obvious defects or signs of damage.
n Contact with certain unit parts or components
may lead to burns or injury.
n The units and components must not be
exposed to any mechanical load, extreme
levels of humidity or extreme temperature.
n Spaces in which refrigerant can leak sufficient
to load and vent. Otherwise there is danger of
suffocation.
n All housing parts and device openings, e.g. air
inlets and outlets, must be free from foreign
objects, fluids or gases.
n The units must be inspected by a service tech-
nician at least once annually. Visual inspec-
tions and cleaning may be performed by the
operator when the units are disconnected from
the mains.
n The local room air conditioner is designed for
flexible use in living and work spaces. Year-
round operation is not recommended.
n Do not leave the appliance running for an
extended period unsupervised.
1.7
Safety notes for installation,
maintenance and inspection
n Appropriate hazard prevention measures must
be taken to prevent risks to people when per-
forming installation, repair, maintenance or
cleaning work on the units.
n The setup, connection and operation of the
units and its components must be undertaken
in accordance with the usage and operating
conditions stipulated in this manual and comply
with all applicable regional regulations.
n Local regulations and laws such as Water
Ecology Act must be observed.
n The power supply should be adapted to the
requirements of the units.
n Units may only be mounted at the points pro-
vided for this purpose at the factory. The units
may only be secured or mounted on stable
structures, walls or floors.
n Mobile units must be set up securely on suit-
able surfaces and in an upright position. Sta-
tionary units must be permanently installed for
operation.
n The units and components should not be oper-
ated in areas where there is a heightened risk
of damage. Observe the minimum clearances.
n The units and components must be kept at an
adequate distance from flammable, explosive,
combustible, abrasive and dirty areas or
atmospheres.
n Safety devices must not be altered or
bypassed.
1.8
Unauthorised modification
and changes
Modifications or changes to units and components
are not permitted and may cause malfunctions.
Safety devices may not be modified or bypassed.
Original replacement parts and accessories
authorised by the manufactured ensure safety. The
use of other parts may invalidate liability for
resulting consequences.
1.9

Intended use

Depending on the model, the equipment and the
additional fittings with which it is equipped is only
intended to be used as an air-conditioner for the
purpose of cooling or heating the air in an
enclosed room..
Different or additional use shall not be classed as
intended use. The manufacturer/supplier assumes
no liability for damages arising from an unintended
use of the equipment. The user bears the sole risk
in such cases.
Using the equipment as intended also includes
working in accordance with the operating manual
and installation instructions and complying with the
maintenance requirements.
Under no circumstances should the threshold
values specified in the technical data be exceeded.
1.10

Warranty

For warranty claims to be considered, it is essential
that the ordering party or its representative com-
plete and return the "certificate of warranty" to
REMKO GmbH & Co. KG at the time when the
units are purchased and commissioned.
The warranty conditions are detailed in the "Gen-
eral business and delivery conditions". Further-
more, only the parties to a contract can conclude
special agreements beyond these conditions. In
this case, contact your contractual partner in the
first instance.
5
1.11

Transport and packaging

The devices are supplied in a sturdy shipping con-
tainer. Please check the equipment immediately
upon delivery and note any damage or missing
parts on the delivery and inform the shipper and
your contractual partner. For later complaints can
not be guaranteed.
WARNING!
Plastic films and bags etc. are dangerous
toys for children!
Why:
- Leave packaging material are not around.
- Packaging material may not be accessible to
children!
1.12
Environmental protection
and recycling
Disposal of packaging
All products are packed for transport in environ-
mentally friendly materials. Make a valuable contri-
bution to reducing waste and sustaining raw mate-
rials. Only dispose of packaging at approved
collection points.
Disposal of equipment and components
Only recyclable materials are used in the manufac-
ture of the devices and components. Help protect
the environment by ensuring that the devices or
components (for example batteries) are not dis-
posed in household waste, but only in accordance
with local regulations and in an environmentally
safe manner, e.g. using certified firms and recy-
cling specialists or at collection points.
REMKO RKL
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2

Technical data

2.1

Technical data

Unit data
Series RKL 491 DC
RKL 491 DC
Operating mode Local inverter room air conditioner in split design
Nominal cooling output
1)
kW 4.30 (1.80 to 4.60)
Energy efficiency ratio,
1)
B
Energy efficiency size SEER
1)
4.6
Power consumption, annual, Q
CE
kWh 346
Application area (room volume), approx. 120
Adjustment range indoor unit °C/%r.H. +16 to +30 / 35 to 80
Operating range outdoor unit °C/%r.H. +21 to +43 / 35 to 80
Refrigerant
R 410A
3)
Max. operating pressure kPa 4200
Air volume flow per level, indoor unit m³/h 380 / 520 / 600
Max. airflow volume outdoor unit m³/h 1000
Sound pressure level p. stage, ind. unit
2)
dB(A) 45 / 48 / 54
Sound power level max., IT/AT dB(A) 59 / 64
Power supply V/Hz 230 / 1~/ 50
Enclosure class indoor unit / outdoor unit IP 24 / X4
Electr. rated power consumption
1)
kW 1.31
Electr. rated current consumption
1)
A 5.60
Elec. starting current max., LRA A 8.00
Condensate pump, flow rate, max. mm WS 1800
Refrigerant, basic capacity kg 1.08
Refrigerant piping, length mm 3000, 2300 usable
Dimensions indoor unit H/W/D mm 695 / 470 / 335
Dimensions outdoor unit H/W/D mm 490 / 510 / 230
Weight indoor unit kg 35.0
Weight outdoor unit kg 14.0
Standard colour white silver
Serial number 1288... 1289...
EDP no. 1615490 1615491
1)
Air inlet temperature TK 27°C / FK 19°C, outside temperature TK 35 °C, FK 24 °C, max. air flow volume
2)
Distance 1m free field
3)
Contains greenhouse gas per Kyoto protocol (see also information in "Connecting line" chapter)
7
3

Structure and function

Equipment description
The device is particularly suited for flexible opera-
tion, but can also be mounted in a stationary instal-
lation. The local air conditioning unit is comprised
of an indoor unit for setting up on the floor indoors
and an outdoor unit for wall or ground installation
outdoors. In "cooling" mode, the output produced
by the compressor precisely matches itself to
requirements, and thereby regulates the nominal
temperature with minimal temperature deviations.
This "inverter-technology" results in energy savings
over conventional split systems and also reduces
noise emissions to a particularly low level. The
flexible connection pipe serves to transport the
heat outdoors. The outdoor unit discharges the
absorbed heat to the outdoor air by means of a
heat exchanger (condenser). The condensate col-
lected during cooling operation is transported to
the outdoor unit by means of a condensate pump
integrated into the indoor unit and evaporates via
the heat exchanger. The device filters and dehu-
midifies the air and thereby creates a comfortable
room climate. It works fully automatically and offers
numerous additional options thanks to its micro-
processor control system. The device can be con-
veniently operated by means of the infrared remote
control unit included.
2
1
4
3
5
6
7
8
LA
LA
LE
IG
AT
LE
Fig. 1: Front view
IG Indoor unit
AT Outdoor unit
LA Air outlet
LE Air intake
1 Recessed grip
2 Infrared receiver
3 Ventilation louvers
4 Control panel
5 Carrying handle
6 Conveyor rollers
7 Connector pipes
8 Condenser fan (back side)
2
1
4
3
5
LE
2
6
Fig. 2: Rear view (indoor unit)
LE Air intake
1 Connector pipes
2 Mount for the outdoor unit
3 Cover
4 Air filter
5 Condensate drain
6 Mains lead with plug
REMKO RKL
8
4

Operation

The system can be operated by means of the control panel on the device or via the standard infrared remote
control unit. The functional operation of the buttons among themselves is identical, however, the designation
can vary. The batteries must be correctly inserted before the infrared remote control is used.
9 6
7
5
8
2
1
REMOTE
DRAIN WATER
AUTO
SWING
TIMING
ON
OFF
TIMER
SET
RESET
THERMO CONTROL
COMP. ON
DE-
HUM.
FAN
LO
MED HI AUTO
MODE
3
4
10
11
12
13
14
15
13
16
Fig. 3: Control panel
Legend
1
„ON / OFF“ button
2
„MODE“ button (Fan speed-mode)
The fan speed is indicated by means of LEDs in
the selected modes AUTO-HI-MED-LO or circu-
lated air mode FAN.
3
LED „AUTO“ (Fan mode)
Indication of the automatic fan operation.
4
LED „HI“ (Fan mode)
Indication of the high fan operation.
5
LED „MED“ (Fan mode)
Indication of the average fan operation.
6
LED „LO“ (Fan mode)
Indication of the low fan operation.
7
LED „DE- HUM.“ (Dehumidifying mode)
Indication of the dehumidifying mode.
8
LED „FAN“ (Circulated air )
Indication of the circulated air.
9
LED „COMP. ON“ (Compressor operation)
The controller controls the cooling output by
means of switching the compressor on or off. Com-
pressor operation is indicated by means of the
LED. If the LED flashes, the compressor will be
activated in max. 3 mins.
10
Button „▼ ▲“ Temperature setting
The desired nominal temperature can be set with
the „▼ ▲“ buttons in steps of 1°C between 16 and
30°C.
11
Display
The display shows the set nominal temperature or
the residual time of a programmed timer.
12
"ON" and "OFF" timer
The timer function can be used to switch the
device on or off automatically in hourly intervals
( „▼▲“ buttons) by means of pressing the "SET"
button. The function can be used to program the
switch-on timer when the device is off and the
switch-off timer when the device is on, for up to 24
hours. Both timers can be deleted by means of
pressing the "RESET" button.
13
LED „TIMING ON and OFF“
Indicator of activation (LED ON) or deactivation
(LED OFF) of the timing on and off
14
„AUTO SWING“ button
The direction of the discharged air via the oscil-
lating fins can be adjusted to fixed or oscillating by
pressing the "AUTO SWING" button.
15
LED „DRAIN WATER“
If the pump is unable to transport the collected
condensate then this is signalised via an acoustic
alarm in combination with the flashing "DRAIN
WATER" LED. The device will be operational again
after the container is emptied by means of the con-
densate drain.
16
Infrared receiver
The device receives the signals from the infrared
remote control via the sensor.
17
„FAN“ button(only on the infrared remote con-
trol)
The ventilator speed can be adjusted by means of
pressing the "FAN" button.
9
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