Balcar R410A Manual De Usuario

– 109 –

As long as possible (Approx. 100mm)

VP 30 or more

Downward grading 
1/100 or more

VP 30

VP 30

VP 30

Less than 20m

Extended 
ventilating pipe

If down-slope cannot be set on a drain pipe, drain-up is
possible.

• Set the height of drain pipe 550mm or less from the bottom

face of the indoor unit.

• Pull out the drain pipe from connecting port of the drain

pipe of the indoor unit by 100mm or shorter, and stand up it
vertically.

• After standing up it vertically, arrange immediately so that it

is set with down-slope.

• Insert the drain hose completely into

the connecting port of the drain pan.

• Apply thermal insulation surely to the

drain hose with socket thermal insulation seal.

After drain pipe work, check that water is drained and there is
no water leak from pipe connection portion. In this time, also
check there is no trouble of motor sound of the drain pump.
Be sure also to perform this check when installing the unit in
heating time.

• Before installing a panel, infuse water as shown in the

following figure. By operating the unit in COOL mode,
check that water is drained from the drain pipe and then
check there is no water leak from the drain pipe.

• Pull out the float switch connector (3P: Red) from

connector (CN34: Red) on P.C. board of the electric parts
box. (In this time, be sure to check the power has been
turned off.)

• Connect 200V single-phase to  R  and  S  of the power

supply terminal block. (Never apply 200V to
 A ,  B ,  U

1

 

, and  U

2

  of the terminal block, otherwise it

causes a trouble of P.C. board.

• Infuse water followed to the figure below.

(Water amount: 1500cc to 2000cc)

• The drain pump automatically operates by power-on.

Check that water is drained from the drain pipe and then
check there is no water leak from the drain pipe.

• After checking water drain and water leak, turn off the

power, connect the float switch connector to the original
position (CN34) of P.C. board, and then return the electric
parts box to the original position.

Standing-up:

 550mm or less

100mm or 
shorter

Indoor unit

Insert the end of hose 
up to the near of suction 
port of drain pump.

Service plate

Black

Red

White

Black

R

S

200–240V ~ 
single-phase

Pull out CN34 connector 
from P.C. board.