Instruction d'utilisation Mitsubishi Electronics MSZ-FD09/12NA

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Required Tools for Installation
JG79A015H01
Phillips screwdriver 5/32 in. (4 mm) hexagonal wrench
Level Flare tool for R410A
MSZ-FD09/12NA
Scale Gauge manifold for R410A
Utility knife or scissors Vacuum pump for R410A
When installing multi units, refer to
2-9/16 in. (65 mm) hole saw Charge hose for R410A
SPLIT-TYPE AIR CONDITIONERS
the installation manual of the multi
Torque wrench Pipe cutter with reamer
unit for outdoor unit installation.
INSTALLATION MANUAL
Wrench (or spanner)
1. BEFORE INSTA

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1-2. SELECTING THE INSTALLATION LOCATION INDOOR UNIT Note: Note: • Itisadvisabletomakeapipingloopnearoutdoorunit • Wherecoolairspreadsovertheentireroom. the signal from the wireless remote controller may not be so as to reduce vibration. • Onarigidwalltoreducethepossibilityofvibration. received. • Whereitisnotexposedtodirectsunlight. location where continuous direct sunlight or excessive • Whereitcanbeeasilydrained. OUTDOOR UNIT water can be avoided as much as possible. • Atadistance3ft.(1m)o

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14 in. (350 mm) or more 4 in. (100 mm) or more 3-5/16 in.(84 mm) or more 3-5/16 in.(84 mm) or more 1-4. INSTALLATION DIAGRAM ACCESSORIES Wall hole cover (D) Use the wall hole sleeve Check the following parts before installation. Indoor unit (C) to prevent indoor/out- Seal the wall hole door connecting wire (A) gap with putty (H). (1) Installation plate 1 from contacting metal Wall hole Attach the pipe to parts in the wall and to sleeve (C) Attachment screws for the installa- wall w

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2. INDOOR UNIT INSTALLATION 2-1. ATTACHING THE INSTALLATION PLATE Ceiling 5-5/8 in. (60 mm) or more • Findastudinthewalltoattachinstallationplate(1)horizontallyonthewallwithscrews(2). 2-3/8 in. (142.5 mm) or more for left Bind the line to the center hole. • Topreventinstallationplate(1)fromvibrating,besuretoinstalltheattachmentscrewsin and left back piping (using spacer) the holes indicated in the illustration. For added support, additional screws may also be Installation plate (1) Level instal

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2-4. PIPE FORMING AND DRAIN PIPING 2-4-1. PIPE FORMING • Placethedrainhosebelowtherefrigerantpiping. Liquid pipe • Makesurethatthedrainhoseisnotcrowdedorbent. • Donotpullthehosewhenapplyingthetape. Gas pipe • Whenthedrainhosepassestheroom,besuretowrapitwithinsulationmaterial Indoor/outdoor unit connecting wire (A) Note: Felt tape (7) Make sure not to damage the cover of refrigerant pipe when attaching it back on with Piping tape (G) screws. Left or left-rear piping Note: Be sure to reattach the

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3. OUTDOOR UNIT INSTALLATION 3-1. CONNECTING WIRES FOR OUTDOOR UNIT 1) Remove the service panel. 2) Remove the conduit cover. 3) Attach the conduit connector to conduit plate with lock nut then secure it against unit with screws. 19/32 in. 4) Connect ground wires of indoor/outdoor unit connecting wire (A) and power supply cord (K) (15 mm) 1-3/8 in. to the TB support. (35 mm) L1 L2 5) Loosen the terminal screw, and attach indoor/outdoor unit connecting wire (A) from the indoor unit correctly on

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3-3. PIPE CONNECTION Indoor unit connection Connect both liquid and gas pipings to indoor unit. • Applyathincoatofrefrigerantoil(J)ontheseatsurfaceofpipe. • Usetighteningtorquetableaboveasaguidelineforindoorunitsidejoints,andtighten Outdoor unit connection Connect pipes to stop valve pipe joint of the outdoor unit following the same procedure detailed in Indoor unit connection. • Fortightening,useatorquewrenchorspanner. 3-4. INSULATION AND TAPING 1) Cover piping joints with pipe cover

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5. RELOCATION AND MAINTENANCE 5-1. REMOVING AND INSTALLING THE PANEL ASSEMBLY Removal procedure 1) Remove the two screws that attach the panel assembly. Installation procedure 1) Install the panel assembly following the removal procedure in reverse. 2) Be sure to press the positions as indicated by the arrows in order to attach the assembly completely to the unit. 5-2. REMOVING THE INDOOR UNIT Remove the bottom of the indoor unit from the installation plate. When releasing the corner part,