mundoclima MUEX-14-H3.2 Service manual

MULTI INVERTER H3
Outdoor unit
MUEX-H3
English
CL20810 to CL20814
Owner's & installation manual
www.mundoclima.com

1
CONFORMITY AND RANGE GENERAL INFORMATION
CONTENTS GENERAL INFORMATION
1
5
6
7
8
11
15
16
17
17
18
Electrical Connections
Pimping between the indoor and outdoor units
Maintenance
Installation Dimension Diagram
Check After Installation
Bleeding
Conformity And Range
The Instructions Before Use
Name of Parts
Outdoor Unit Working Temperature Range
GENERAL
INSTALLER INFORMATION
Please read this owner's manual carefully before operating the unit and keep it carefully for consultation.
Only use the air conditioner as instructed in this booklet. These instructions are not intended to
cover every possible condition and situation. As with any electrical household appliance, common sense
and caution are therefore always recommended for installation, operation and maintenance.
The products in this manual may be different with the real one, according to different models,
some models have displayer and some models without displayer, the position and shape of
the displayer please refer to the real one.
In line with the company’s policy of continual product improvement, the aesthetic and dimensional
characteristics, technical data and accessories of this appliance may be changed without notice.
This appliance is not intended for use by persons (including children) with reduced physical,
sensory or mental capabilities, or lack of experience and knowledge, unless they have been
given supervision or instruction concerning use of the appliance by a person responsible for
their safety.
Children should be supervised to ensure that they do not play with the appliance.
This marking indicates that this product should not be disposed with other
household wastes throughout the EU. To prevent possible harm to the
environment or human health from uncontrolled waste disposal, recycle
it responsibly to promote the sustainable reuse of material resources. To
return your used device, please use the return and collection systems or
contact the retailer where the product was purchased. They can take this
product for environmental safe recycling.
2
Warning
Technical Data
9
Dimensions
Troubleshooting 19

2
GENERAL INFORMATION
Warning
Operation and Maintenance
This appliance can be used by children aged from 8 years and above and
persons with reduced physical, sensory capabilities or lack of experience
and knowledge if they have been given supervision or instruction concerning
use of the appliance in a safe way and understand the hazards involved.
Children shall not play with the appliance.
Cleaning and user maintenance shall not be made by children without
supervision.
Do not connect air conditioner to multi-purpose socket. Otherwise, it may
cause fire hazard.
Do disconnect power supply when cleaning air conditioner. Otherwise, it
may cause electric shock.
If the supply cord is damaged, it must be replaced by the manufacturer, its
service agent or similarly qualified persons in order to avoid a hazard.
Do not wash the air conditioner with water to avoid electric shock.
Do not spray water on indoor unit. It may cause electric shock or malfunction.
After removing the filter, do not touch fins to avoid injury.
Do not use fire or hair dryer to dry the filter to avoid deformation or fire hazard.
Maintenance must be performed by qualified professionals. Otherwise, it may
cause personal injury or damage.
Do not repair air conditioner by yourself. It may cause electric shock or damage.
Please contact dealer when you need to repair air conditioner.
Do not extend fingers or objects into air inlet or air outlet. It may cause personal
injury or damage.
Do not block air outlet or air inlet. It may cause malfunction.
Do not spill water on the remote controller; otherwise the remote controller may
broken.
When below phenomenon occurs, please turn off air conditioner and disconnect
power immediately，and then contact the dealer or qualified professionals for
service.
Power cord is overheating or damaged.
There’s abnormal sound during operation.
Circuit break trips off frequently.
Air conditioner gives off burning smell.
Indoor unit is leaking.

3
GENERAL INFORMATION
Warning
If the air conditioner operates under abnormal conditions, it may cause
malfunction，electric shock or fire hazard.
When turning on or turning off the unit by emergency operation switch, please
press this switch with an insulating object other than metal.
Do not step on top panel of outdoor unit or put heavy objects. It may cause
damage or personal injury.
Attachment
Installation must be performed by qualified professionals. Otherwise, it may
cause personal injury or damage.
F ollow the electric safety regulations when installing the unit.
According to the local safety regulations, use qualified power supply circuit
and circuit break.
Do install the circuit break. If not, it may cause malfunction.
An all-pole disconnection switch having a contact separation of at least 3mm in
all poles should be connected in fixed wiring.
Including a circuit break with suitable capacity, please note the table.
Air switch should be included magnet buckle and heating buckle function, it can
protect the circuit-short and overload.
Air Conditioner should be properly grounded. Incorrect grounding may cause
electric shock.
Do not use unqualified power cord.
Properly connect the live wire, neutral wire and grounding wire of power socket.
Do not put through the power before finishing installation.
If the supply cord is damaged, it must be replaced by the manufacturer, its
service agent or similarly qualified persons in order to avoid a hazard.
Be sure to cut off the power supply before starting any work related to
electricity and safety.
Make sure the power supply matches with the requirement of air conditioner.
Unstable power supply or incorrect wiring or malfunction. Please install proper
power supply cables before using the air conditioner.
The temperature of refrigerant circuit will be high, please keep the
interconnection cable away from the copper tube.
The appliance shall be installed in accordance with national wiring regulations.
Installation must be performed in accordance with the requirement of NEC and
CEC by authorized personnel only.

4
GENERAL INFORMATION
Warning
The air conditioner is the first class electric appliance. It must be properly
grounding with specialized grounding device by a professional. Please make
sure it is always grounded effectively, otherwise it may cause electric shock.
The yellow-green wire in air conditioner is grounding wire, which can't be used
for other purposes.
The grounding resistance should comply with national electric safety regulations.
The appliance must be positioned so that the plug is accessible.
All wires of indoor unit and outdoor unit should be connected by a professional.
If the length of power connection wire is insufficient，please contact the
supplier for a new one. Avoid extending the wire on yourself.
For the air conditioner with plug, it should be reachable after finishing
installation.
For the air conditioner without plug, an circuit break must be installed in the line.
If you need to relocate the air conditioner to another place, only the qualified
person can perform the work. Otherwise, it may cause personal injury or damage.
Select a location which is out of reach for children and far away from animals or
plants. If it is unavoidable, please add the fence for safety purpose.
The indoor unit should be installed close to the wall.