3MXL24RMVJUA Installation Manual
Table Of Contents
- Safety Considerations
- Accessories
- Precautions for Selecting a Location
- Precautions on Installation
- Outdoor Unit Installation Diagram
- Connections (connection port)
- How to Use Reducers
- Installation Space Requirements
- Selecting a Location for Installation ofthe Indoor Units
- Outdoor Unit Installation
- 1. Installing the outdoor unit
- 2. Drain work
- 3. Refrigerant piping
- 4. Pressure test and evacuating system
- 5. Refilling refrigerant
- 6. Charging with refrigerant
- 7. Refrigerant piping work
- 8. Flaring the pipe end
- Wiring
- Priority Room Setting
- Night Quiet Mode setting•
- COOL/ HEAT mode lock [S15]
- Pump Down Operation
- Trial Operation and Testing
- 1. Wiring error check
- 2. Trial operation and testing
- 3. Test items
3 ■English
Accessories
A
Installation manual
1
B
Drain socket
This is at the bottom of the
packaging.
1
C
Drain cap (1)
6
D
Drain cap (2)
3
E
Reducer assy
1
F
Warranty
1
Precautions for Selecting a Location
1) Chooseaplacesolidenoughtobeartheweightandvibrationoftheunit,wheretheoperatingsoundwillnotbeamplied.
2) Choose a location where the hot air discharged from the unit or the operating sound will not cause a nuisance to the
neighbors of the user.
3) Avoid locations, such as near bedrooms, where the operating sound may cause disturbance.
4) Theremustbesufcientspacetocarrytheunitintoandoutofthesite.
5) Theremustbesufcientspaceforairpassageandnoobstructionsaroundtheairinletandtheairoutlet.
6) Thesitemustnotbepronetoammablegasleaksinthesurroundingarea.
7) In coastal areas or other places with salty atmosphere or one containing sulphate gas, corrosion may shorten the life of the
air conditioner.
8) Sincewaterwillowfromthedrainoftheoutdoorunit,donotplaceundertheunitanythingwhichmustbekeptawayfrom
moisture.
NOTE
Cannot be installed suspended from a ceiling or stacked.
CAUTION
When operating the air conditioner in a low outdoor ambient temperature, be sure to
follow the instructions described below.
• Topreventexposuretowind,installtheoutdoorunitwithitssuctionsidefacingthe
wall.
• Neverinstalltheoutdoorunitatasitewherethesuctionsidemaybeexposed
directly to wind.
• Topreventexposuretowind,itisrecommendedtoinstallabafeplateontheair
discharge side of the outdoor unit.
• In heavy snow areas, select an installation site where the snow will not affect the
unit.
• If there is a likelihood of snow accumulating on the outdoor unit, attach a snow
protection hood.
• In high humidity areas or heavy snow areas, it is recommended to attach a drain
pan heater to prevent ice build-up from the bottom frame.
•Construct a large canopy.
•Construct a pedestal.
Install the unit high enough off
the ground to prevent burying
in snow.
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