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GENERAL
TECHNICAL MANUAL
MCU+ 180-200
This manual provides technical and installation information for
MCU+180m - 200 Condensing Unit
:
550 series MCU+ condensing units
INDEX
PAGE
GENERAL
Part numbers, dimensions and weights
2
Unit features/accessories
SELECTION
Performance data, Air volume & airflows
3
Acoustic Data & Sound Power/Pressure Levels
ELECTRICAL
Electrical data, electrical loads
3-4
Recommended fuse sizes
UNIT
MCU+ Installation, Pipework/restrictors,
4-7
INSTALLATION
Electrical connections, Evacuating and charging
Head Pressure Control
COMPONENT
8
IDENTIFICATION
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R134A Refrigerant
1.
Marstair Ltd recommend that personnel working on this equipment be skilled and fully conversant
with the appropriate Air Conditioning, Refrigeration and Electrical practices and have sound
knowledge of current Industrial Safe Working practices.
2.
These units are supplied pre-charged with R134A refrigerant and polyolester oil.
Do not open the valves until the system is fully installed.
Do not mix oils or refrigerants.
3.
These units contain live electrical components, moving parts and refrigerant under pressure.
Always site out of reach of children and protect from vandalism.
4.
The data plate only gives information for the outdoor unit. For system details add input power and
current of indoor and outdoor unit, including any heater load.
5.
FUSES- for recommended fuse size see indoor unit instructions.
