Installation - Samsung AM27B1C07 Service Manual

1. Installation

1-1 Refrigerant Refill Procedure
• You can install 15m of connecting pipe to the maximum, and you don't have to charge any
addtional refrigerant.
1. Remove the valve stem cap and service port of 3-way
valve.
2. Connect the charging hose of low pressure side of
Manifold gauge to the packed valve having a charging
port(1/2" Packed valve) as shown at the right figure.
3. Operate the unit at the cooling mode.
4. Slowly open the valve of the low pressure side of
Manifold gauge counterclockwise until the low pressure
of manifold gauge indicates 4.8 to 5.5 kg/cm
78psi) at the high cool operation (1-unit operation) and
the standard temperature.
It is recommend that refrigerant should be slowly put in.
If the refrigerant is put in too quickly, compressor will be
damaged.
5. Stop operation of the air conditioner.
6. Disconnect the charge hose of manifold gauge.
7. Close the cap of each valve.
• Piping length and the height
A-UNIT
B-UNIT
C-UNIT
2 (68 a
Max.piping
Pipe Size
length
LIQUID GAS A
1/4" 1/2" 15m(49ft 3in)
1/4" 3/8" 15m(49ft 3in)
1/4" 3/8" 15m(49ft 3in)
INDOOR UNIT
A
B
OUTDOOR UNIT
INDOOR
A-UNIT
INDOOR
B-UNIT
INDOOR
C-UNIT
Max
height
B
7m(23ft)
7m(23ft)
7m(23ft)
1