Refrigerant Adjustment - Samsung MH023FPEA Service Manual
Multi air conditioner
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Also See for MH023FPEA:
- Service manual (208 pages) ,
- User manual (28 pages) ,
- Installation manual (16 pages)
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10-4 Refrigerant Adjustment
I MH040FXEA2/MH052FXEA2/MH14✳✳2X/MH16✳✳2X/MH18✳✳2X/MH19✳✳2X/
MH052FXEA2A/MH060FXEA3A
Class
Air-Purge
Connection
Pipe Length
Method
Refer to the
Standard
< TOTAL ≤ 20m
detailed Connecting up
and purging the circuit.
Max.
(14-3 page)
< TOTAL = 40m
I MH068FXEA4/MH080FXEA4/MH30✳✳2X/MH070FXEA4A/MH080FXEA4A
Class
Air-Purge
Connection
Method
Pipe Length
Standard
Refer to the
< TOTAL ≤ 40m
detailed Connecting up
and purging the circuit.
Max.
(14-3 page)
< TOTAL = 70m
It would be the best choice to use the standard tube length to keep the basic quality of Room Air conditioner, for example cooling
and heating capacity, sound level, vibration level, and reliability.
But, according to a certain different installation condition, the connection tube length could be changed in the recommendation
length that is shown above.
In this case, installer should keep the installation condition to keep the quality of Room Air conditioner.
G Refrigerant should be charged additionally as written above according to the change of the length of the connection tube.
It needs to affect the decrease in cooling and heating capacity or of the reliability of compressor that may be caused by a lack of refriger-
ant.
G Installation position difference between the indoor unit and the outdoor unit should not exceed over than 15 meters.
G When the connection pipe is been extended longer than 5 meters, it might need to change the diameter of the electrical wire to a larger
size in order to keep a voltage drop for starting room air conditioner is not less than 85% of the rated voltage. And then, a voltage meter
will be useful to check the rate of the voltage drop.
10-8
At installation
Refrigerant
Adjustment
Unnecessary
Add "15g" of refrigerant
(R410A) for every 1m.
(MH040FXEA2/MH052FXEA2/
MH✳✳✳✳2X)
Add "10g" of refrigerant
(R410A) for every 1m.
(MH052FXEA2A/MH060FXEA
3A/MH18VV1X/MH19V1X)
At installation
Refrigerant
Adjustment
Unnecessary
Add "15g" of refrigerant
(R410A) for every 1m.
(MH068FXEA4/
MH080FXEA4/MH30✳✳2X)
Add "10g" of refrigerant
(R410A) for every 1m.
(MH070FXEA4A/
MH080FXEA4)
At service
Air-Purge
Refrigerant
Method
Quantity
Purge air using a
refer to
vacuum pump
specification sheet
or an additional
Add "15g" of refrigerant
refrigerant cylinder.
(R410A) for every 1m.
(MH040FXEA2/MH052FXEA2
/MH✳✳✳✳2X)
Add "10g" of refrigerant
(R410A) for every 1m.
(MH052FXEA2A/MH060FXEA
3A/MH18VV1X/MH19V1X)
At service
Air-Purge
Refrigerant
Method
Quantity
Purge air using a
refer to
vacuum pump
specification sheet
or an additional
Add "15g" of refrigerant
refrigerant cylinder.
(R410A) for every 1m.
(MH068FXEA4/
MH080FXEA4/MH30✳✳2X)
Add "10g" of refrigerant
(R410A) for every 1m.
(MH070FXEA4A/
MH080FXEA4)
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