Mitsubishi Heavy Industries SRK25GZ-L1 Handbook page 501

(3) Carry-in and installation of unit
(a) Carry-in
1) When carrying in the unit, carry it in as packed to the installation site as near as possible.
2) If you are compelled to carry in the unit unpacked, cover it with a nylon sling so that it is not
damaged.
Note) Do not carry the unit by holding it at the supply air louver.
3) When laying the unit on the ground after unpacking. place it with its front side up without fail.
(b) Attaching of mounting plate
1) The indoor unit weighs approx, 11 kg. Therefore, check whether the portion to install the unit can bear the weight of
unit. If it seems to be danger, reinforce the portion by a plate or a beam before installing the unit. It is not allowed to
install the unit directly on the wall. Whenever you install the unit, use the attached mounting plate.
• Find structural members (Intermediate pillar, etc.) suitable for mounting the unit,
then install the unit firmly while checking levelness.
A
Level matching mark
(c) Procedure for making hole on the wall
(d) Forming of piping and drain hose
1) Rear take out case
• Forming of piping
Piping
Drain hose
• Hold the root portion of pip-
ing, change the direction then
expand and make forming.
2) Cautions for left take-out and rear take-out case
a) Looking down
For left running horizontal piping
For left rear take-out piping
For left running horizontal piping
b) Procedure for changing drain hose
1. Remove the drain hose.
• Loosen spring type clamp to
remove.
Model
FDKN208 · 258 type
Dimension
A 450
WARNING
• Install the unit where it can bear the weight with sufficient strength margin. In the case of
insufficient strength or insufficient installation work, the unit may fall and cause injury.
The indoors
• Make a downgrade (5°) from the indoors toward the outdoors.
• Tape winding
• Wind the tape on the portion which passes
through the hole on the wall.
• Always make taping on the wiring which
crosses with the piping, if any.
For right running horizontal piping
For right rear take-out piping
For right running horizontal piping
2. Remove the drain cap.
• Remove by hand or pliers.
• Adjust the level of mounting plate under the condi-
tion that four screws are tightened temporarily.
Reference hole
FDKN308 type
690
• Turn the mounting plate around the reference hole
to adjust the levelness.
Wall
Sealing plate
The outdoors
Sleeve
After forming of
piping and be-
fore tape wind-
ing, confirm that
the connecting
wire is securely
fixed to the ter-
minal table.
Wiring storage portion
This air-conditioner is so constructed that dew generated on the
backside is gathered in the drain pan to drain, therefore, do not
store the power cable, etc. at the higher place than the trough.
3. Insert the drain cap.
• Insert the drain cap which was
removed in procedure 2 se-
curely using a hexagonal
wrench, etc.
Note: When it is not inserted se-
curely, water leakage may
occur.
FDKN-H
Sleeve
The piping can be taken out from the
rear, left, left rear, right and down.
Right
Rear
Left
Down
Left rear
Trough
Wall
4. Connect the drain hose.
• Loosen the spring type clamp
to insert the drain hose se-
curely.
Note: When it is not inserted se-
curely, water leakage may
occur.
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