Mitsubishi Heavy Industries FDTCVA SERIES Technical Manual page 194

♦ Setup from a remote controller side.
Drain pump operation from a remote controller unit is possible. Operate a remote controller unit by following the steps de-
scribed below.
1. To start a forced drain pump operation.
Press the TEST button for three seconds or longer.
The display will change from "
Press the
played.
When the SET button is pressed, a drain pump operation will start.
Display: " DRAIN PUMP RUN "
2. To cancel a drain pump operation.
4 If either SET or ON/OFF button is pressed, a forced drain pump operation will stop.
The air conditioning system will become OFF.
(e) Panel installation
1) Accessories
Name
Air inlet grille
Air filter
Suspension bolts
2) Confi rm the unit's installation level.
• Make sure from the level gauge (insulation) packed
with the air conditioner unit that the installation height
of the unit and the dimensions of the opening in the
ceiling are correct.
• Confirm the installation level of the air conditioner unit
and ceiling material.
• Affix the level gauge included with the air conditioner
unit and fix the unit's installation height.
• Remove the level gauge before installing the unit.
• The unit's installation height can be minutely adjusted
by means of the corner openings after the panel is
installed. (For details, see 6 "Installing the Panel.")
Note (1) : If the installation level of the air conditioner unit and ceiling material exceed the proper range, it will cause an undue load to be broken during
installation of the panel and could cause damage.
3) Unit installation direction and panel and air return grille direction
(a) The unit and panel installation orientation is directional.
• Match up the outlet (small) parts with the refrigerant piping direction.
• Make sure of the motor and switch connector connection directions.
(b) The panel and air return grille installation orientation is not directional.
If you are changing the direction of the air return grille, change the panel's striker installation position to the "Pull"
character position direction on the surface of the grille.
SELECT ITEM "
button once while " TEST RUN
"
Quantity
1
1
4
" SET "
" is displayed, and cause " DRAIN PUMP
STOP "
Adjust so that level gauge surface and
the lower surface of ceiling arc in matching
193
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" TEST RUN "
Fix the level gauge in aligament
with this face of supply air grill.
10~25 mm
Supply air grill
Ceiling
Level gauge (insulation)
material
" to be dis-