13 
Model 
Indoor CS-E18GFEW 
Outdoor CU-E18PFE 
Piping 
Pipe Diameter (Liquid / Gas)  mm (inch)  6.35 (1/4) / 12.70 (1/2) 
Standard length  m (ft)  5.0 (16.4) 
Length range (min – max)  m (ft)  3 (9.8) ~ 20 (65.6) 
I/D & O/D Height different  m (ft)  15.0 (49.2) 
Additional Gas Amount  g/m (oz/ft)  20 (0.2) 
Length for Additional Gas  m (ft)  7.5 (24.6) 
Drain Hose 
Inner Diameter  mm   15 
Length mm  220 
Indoor Heat 
Exchanger 
Fin Material    Aluminium (Pre Coat) 
Fin Type    Slit Fin 
Row × Stage × FPI    2 × 22 × 19 
Size (W × H × L)  mm  510 × 396 × 24 
Outdoor 
Heat 
Exchanger 
Fin Material    Aluminium 
Fin Type    Corrugated Fin 
Row × Stage × FPI    2 × 31 × 19 
Size (W × H × L)  mm  36.4 × 651 × 854.5:824.5 
Air Filter 
Material   Polypropelene 
Type   One-touch 
Power Supply    Outdoor 
Power Supply Cord  A  Nil 
Thermostat   Electronic Contol 
Protection Device    Electronic Contol 
  Dry Bulb  Wet Bulb 
Indoor 
Operation 
Range 
Cooling 
Maximum °C  32  23 
Minimum °C  16  11 
Heating 
Maximum °C  30  – 
Minimum °C  16  – 
Outdoor 
Operation 
Range 
Cooling 
Maximum °C  43  26 
Minimum °C  16  11 
Heating 
Maximum °C  24  18 
Minimum °C  -15  -16 
 
1.  Cooling capacities are based on indoor temperature of 27°C Dry Bulb (80.6°F Dry Bulb), 19.0°C Wet Bulb (66.2°F Wet Bulb) and outdoor air 
temperature of 35°C DRY BULB (95°F Dry Bulb), 24°C Wet Bulb (75.2°F Wet Bulb) 
2.  Heating capacities are based on indoor temperature of 20°C Dry Bulb (68°F Dry Bulb) and outdoor air temperature of 7°C Dry Bulb (44.6°F 
Dry Bulb), 6°C Wet Bulb (42.8°F Wet Bulb) 
3.  Heating low temperature capacity, Input Power and COP measured at 230 V, indoor temperature 20°C, outdoor 2/1°C 
4.  Heating extreme low temperature capacity, Input Power and COP measured at 230 V, indoor temperature 20°C, outdoor -7/-8°C 
5.  Standby power consumption ≤0.7W (when switched OFF by remote control, except under self protection control). 
6.  Specifications are subjected to change without prior notice for further improvement.