Ouellet MPD18KCH22S-O, MPD24KCH21S-O, MPD42KCH21S-O, MPD36KCH21S-O, MPD30KCH21S-O Owner's Manual

Owner’s Manual

DUCTLESS MULTIZONE

HEAT PUMP

22-21 SEER INVERTER

18 000 to 42 000 BTU/hr

Models:
MPD18KCH22S-O
MPD24KCH21S-O
MPD30KCH21S-O
MPD36KCH21S-O
MPD42KCH21S-O

before operating the unit and keep it for future reference.

Please read this owner’s manual carefully

INS527-201801-01

TABLE OF CONTENTS

Operation notices .................................................................................................................................................................3

Explanation of symbols
Precautions
Working temperature range
Parts name

................................................................................................................................................................................4

.................................................................................................................................................................................6

Maintenance .............................................................................................................................................................................7

Cleaning and maintenance

Preparation before installation ..................................................................................................................................8

Required installation clearance distances diagram
Tools required for installation
Selection of installation location
Requirements for electrical connection

Installation .............................................................................................................................................................................. 11

Installation of outdoor unit

Vacuum pumping ...............................................................................................................................................................16

........................................................................................................................................................3

...............................................................................................................................................6

.................................................................................................................................................7

....................................................................................................8

.............................................................................................................................................9

.......................................................................................................................................9

...................................................................................................................... 10

.............................................................................................................................................. 11

Checking after installation.......................................................................................................................................... 17

Other consideration ......................................................................................................................................................... 18

IPipe expanding method

.................................................................................................................................................. 18

This appliance is not intended for use by people (including children) with

reduced physical, sensory or mental capabilities, or lack of experience and

knowledge, unless they are under the 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.

2

OPERATION NOTICES

EXPLANATION OF SYMBOLS

Indicates a hazardous situation that, if not avoided,

DANGER

will result in serious injury or death.

WARNING

CAUTION

NOTICE

Indicates a hazardous situation that, if not avoided,
could result in serious injury or death.

Indicates a hazardous situation that, if not avoided,
may result in minor or moderate injury.

Indicates important but not hazard-related information,
used to indicate risk of property damage.

Indicates a hazard and it is assigned to the signal words
DANGER, WARNING or CAUTION.

3

PRECAUTIONS

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.

WARNING

Operation and Maintenance

• This appliance can be used by people (including children of 8 years old and above) with reduced
physical, sensory or mental capabilities, or lack of experience and knowledge, as long as they are
under the supervision or instruction concerning use of the appliance by a person responsible for
their safety.

• Children shall not play with the appliance.

• Cleaning and user maintenance shall not be made by children.

• Disconnect power supply when cleaning. Otherwise, it may cause electric shock.

• If the power supply wire is damaged, it must be replaced by a qualified person in order to avoid
a hazard.

• Do not wash with water to avoid electric shock.

• Maintenance must be performed by qualified person. Otherwise, it may cause personal injury or da­mage.

• Do not repair the appliance by yourself. It may cause electric shock or damage. Please contact
a qualified person when you need to repair it.

• 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.

• When below phenomenon occurs, please turn off the appliance and disconnect power immediately,
and then contact a qualified person for service:

- There’s abnormal sound during operation.

- Circuit break trips off frequently.

- The appliance gives off burning smell.

• If the appliance operates in an inappropriate environment or under abnormal conditions, it may cause
malfunction, electric shock or fire hazard.

• Do not step on top panel of outdoor unit, or put on heavy objects. It may cause damage or personal
injury.

4

PRECAUTIONS

WARNING

Wiring

• Installation must be performed by a qualified person. Otherwise, it may cause personal injury or
damage.

• Must follow the electric safety regulations when installing the unit.

• According to the local safety regulations, use qualified power supply circuit and circuit breaker.

• Install a circuit breaker of adequate capacity only used for the system; otherwise, it may cause
malfunction.

• An all-pole disconnection switch having a contact separation of at least 1/8" (3 mm) in all poles should
be connected in fixed wiring.

• The appliance should be properly grounded. Incorrect grounding may cause electric shock.

• Make sure the power supply matches with the requirement of the appliance. Unstable power supply
or incorrect wiring may cause malfunction of the unit, electric shock or fire hazard.

• Properly connect the live wire, neutral wire and grounding wire.

• Be sure to cut off the power supply before proceeding any work related to electricity and safety.

• Do not turn the power on before finishing installation.

• If the power supply or signal control wires are damaged, it must be replaced by a qualified person
in order to avoid problems.

• 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 a qualified
person only.

• The heat pump is a first class electric appliance. It must be properly grounded with specialized
grounding device by a qualified person. Please make sure it is always properly grounded, otherwise
it may cause electric shock.

• The yellow-green wire in the appliance is the grounding wire, which can’t be used for other purposes.

• The grounding resistance should comply with national electric safety regulations.

• All wires of indoor unit and outdoor unit should be connected by a qualified person.

• If the length of power connection wire is insufficient, please contact the dealer for a new one.
Do not extend the wire yourself.

5

PRECAUTIONS

WARNING

Location

• If you need to relocate the appliance to another place, only a 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 a fence around the outdoor unit for safety purpose.

• Instructions for installation and use of this product are provided by the manufacturer.

WORKING TEMPERATURE RANGE

Outdoor side DB/WB °C (°F)

Max. cooling 48/- (118/-)

Max. heating 27/- (80/-)

PARTS NAME

NOTICE

Outdoor unit

Air outlet

Actual product may be different from below graphics, please refer to actual product for
reference purposes.

Valve

6