Daikin FMDQ50B7VEB, Installation And Operation Manual

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Installation and operation manual
3
FMDQ50~125B7VEB
Air conditioning system
4PW48241-1
P
REPARATIONS BEFORE INSTALLATION
1 Relation of ceiling opening to unit and suspension bolt position.
(See figure 5)
For installation, choose one of the possibilities as listed further.
Standard rear suction (See figure 6a)
Installation with rear duct and duct service opening (See
figure 6b)
Installation with rear duct, no duct service opening (See
figure 6c)
Mounting the air inlet panel with a canvas connection (See
figure 7a)
Mounting the air inlet panel directly (See figure 7b)
Bottom suction (See figure 7c)
2 The fan speed for this indoor unit is preset to provide standard
external static pressure.
3 Install the suspension bolts.
(Use M10 size bolt for the suspension bolt.) Use anchors for
existing ceilings, and a sunken insert, sunken anchors or other
field supplied parts for new ceilings to reinforce the ceiling in
order to bear the weight of the unit.
Installation example
(See figure 3)
Model A (mm) B (mm)
FMDQ50 700 738
71 1000 1038
125 1400 1438
1 Indoor unit
2 Pipe
3 Suspension bolt pitch (x4)
4 Suspension bolt pitch distance
1 Ceiling surface
2 Ceiling opening
3 Service access panel (optional accessory)
4 Air filter
5 Air inlet duct
6 Duct service opening
7 Interchangeable plate
NOTE Before installation of the unit (in case of installation
with duct, but no duct service opening): modify the
position of the air filters.
1 Remove the air filter(s) at the
outside of the unit
2
Remove the interchangeable
plate
3 Install the air filter(s) from the
inside of the unit
4 Reinstall the interchangeable
plate
NOTE When installing an air inlet duct, select fixing screws
that shall stick out maximum 5 mm at the inside of the
flange to protect the air filter from damage during
maintenance of the filter.
1 Air inlet duct
2 Inside of the flange
3 Fixing screw
1
2
4
3
1 2
3
≤
5 mm
1 Ceiling surface
2 Ceiling opening
3 Air inlet panel (Optional accessory)
4 Indoor unit (Back side)
5 Canvas connection for air inlet panel (Optional accessory)
Model A (mm)
FMDQ50 760
71 1060
125 1460
NOTE The unit can be used with bottom suction by replacing
the interchangeable plate by the air filter holding plate.
1 Air filter holding plate with air filter(s)
2 Interchangeable plate
NOTE For other installation than standard installation, contact
your Daikin dealer for details.
1 Anchor
2 Ceiling slab
3 Long nut or turn-buckle
4 Suspension bolt
5 Indoor unit
NOTE All the above parts are field supplied.