Panasonic CS-A18BD3P Service Manual page 27

10.3. Piping installation by existing piping
It is possible to use the existing piping by adjusting the refrigerant gas volume.
Please do correct piping installation referring to the table below.
Heat pump type Cooling only type
CU-A18BBP5
Attention
• • • • Please do not decrease the gas piping size. (It causes the breakdown of the compressor)
• • • • The equivalent piping length and the cooling and heating capacity change rate are same as the standard piping
specification.
Liquid piping
(Ømm)
CU-C18BBP5 6.35
Standard piping specification
Gas piping Gas charge-less length
(Ømm) (m)
12.7 10
27
Additional gas volume
(g/m)
20