Hitachi RPI-3.0FSNE - 15. ADDITIONAL CHARGE OF REFRIGERANT R410 A; Calculating Additional Refrigerant Quantity

16
REFRIGERANT PIPING
Ó CAUTION:
Cautions for Refrigerant Pipe Ends
When installing pipe through the wall, secure a cap at
the end of the pipe.
Do not place the pipe directly on the ground
 Position of Piping Connection for Outdoor Unit
Connect the pipebs with the liquid line stop valve and the
gas line stop valve at the outdoor unit as shown.
RAS-5-8FSN
RAS-10-30FSN
MODEL A B C D E F 1 2
RAS-5FSN
138 242 232 306 155 155 15.88 9.53
RAS-8FSN(E)
137 241 238 306 155 156 19.05 9.53
RAS-10FSN(E)
137 227 247 306 151 156 22.2 9.53
RAS-16FSN
137 227 254 295 171 173 28.6 12.7
RAS-20FSN
137 233 247 287 141 150 28.6 15.88
RAS-24FSN
138 234 247 274 159 171 28.6 15.88
RAS-30FSN
138 234 247 274 159 171 31.75 19.05
NOTE:
1: Ø Refrigerant Gas Piping Connection.
2: Ø Refrigerant Liquid Piping Connection.
RAS-8/10FXN(E)
RAS 16~30FXN
MODEL A B C D E F G H I
RAS-8FXN(E)
119 195 284 305 253 247 151 156 156
RAS-10FXN(E)
119 195 284 305 253 247 151 156 156
RAS-16FXN
115 183 292 385 253 246 139 146 150
RAS-20FXN
118 186 295 381 253 246 139 146 146
RAS-24FXN
110 172 281 379 253 247 159 171 178
RAS-30FXN
110 172 281 379 253 247 159 171 178
MODEL 1 2 3
RAS-8FXN(E)
19.05 15.88 9.53
RAS-10FXN(E)
22.2 19.05 9.53
RAS-16FXN
28.6 22.2 12.70
RAS-20FXN
28.6 22.2 15.88
RAS-24FXN
28.6 25.4 15.88
RAS-30FXN
31.75 28.6 19.05
NOTE:
1: Ø Refrigerant Gas Piping Connection.
2: Ø Refrigerant Gas high Piping Connection
3: Ø Refrigerant Liquid Piping Connection
Pipes can be connected from 3 directions
Correct
Incorrect Correct
Incorrect
Correct
Incorrect
Rain Water
can enter
A
ttach cap o
r
vinyl tape
A
ttach cap or vinyl tape
Bottom Base
Front Side
Bottom Side
Rear Side