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11.3.3 Evacuation of the Equipment
WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND
PIPES in the following procedure.
1 Connect a charging hose with a push pin to the Low side of a charging set and the service port of the 3-way
valve.
o
Be sure to connect the end of the charging hose with the push pin to the service port.
2 Connect the center hose of the charging set to a vacuum pump.
3 Turn on the power switch of the vacuum pump and make sure that the needle in the gauge moves from
0 cmHg (0 MPa) to -76 cmHg (-0.1 MPa). Then evacuate the air approximately ten minutes.
4 Close the Low side valve of the charging set and turn off the vacuum pump. Make sure that the needle in the
gauge does not move after approximately five minutes.
Note: BE SURE TO TAKE THIS PROCEDURE IN ORDER TO AVOID REFRIGERENT GAS LEAKAGE.
5 Disconnect the charging hose from the vacuum pump and from the service port of the 3-way valve.
6 Tighten the service port caps of the 3-way valve at a torque of 18 N•m with a torque wrench.
7 Remove the valve caps of both of the 2-way valve and 3-way valve. Position both of the valves to “OPEN”
using a hexagonal wrench (4 mm).
8 Mount valve caps onto the 2-way valve and the 3-way valve.
o
Be sure to check for gas leakage.
•
If gauge needle does not move from 0 cmHg (0 MPa) to -76 cmHg (-0.1 MPa), in the step
e
above take
the following measure:
-
If the leak stops when the piping connections are tightened further, continue working from step
e
.
-
If the leak does not stop when the connections are retightened, repair location of leak.
-
Do not release refrigerant during piping work for installation and reinstallation.
-
Take care of the liquid refrigerant, it may cause frostbite.
Содержание CS-E12PKEW
Страница 28: ...28 4 Location of Controls and Components 4 1 Indoor Unit 4 2 Outdoor Unit 4 3 Remote Control ...
Страница 29: ...29 5 Dimensions 5 1 Indoor Unit 5 1 1 CS E7PK CS E9PK CS E12PK CS E15PK CS XE7PK CS XE9PK CS XE12PK CS XE15PK ...
Страница 30: ...30 5 1 2 CS E18PK CS E21PK CS E24PK CS E28PK CS XE18PK CS XE21PK ...
Страница 31: ...31 5 2 Outdoor Unit 5 2 1 CU E7PKE CU E9PKE 5 2 2 CU E12PKE CU E15PKE ...
Страница 32: ...32 5 2 3 CU E18PKE CU E21PKE ...
Страница 33: ...33 5 2 4 CU E24PKE CU E28PKE ...
Страница 42: ...42 8 1 2 CS E28PKES ...
Страница 48: ...48 9 Electronic Circuit Diagram 9 1 Indoor Unit ...
Страница 56: ...56 10 1 6 Human Activity Sensor Printed Circuit Board ...
Страница 57: ...57 10 2 Outdoor Unit 10 2 1 CU E7PKE ...
Страница 58: ...58 10 2 2 CU E9PKE CU E12PKE CU E15PKE ...
Страница 59: ...59 10 2 3 CU E18PKE CU E21PKE ...
Страница 60: ...60 10 2 4 CU E24PKE CU E28PKE ...
Страница 66: ...66 ...
Страница 68: ...68 For Gas side piping please refer table and diagram below ...
Страница 76: ...76 ...
Страница 140: ...140 Figure 3 Figure 4 18 1 1 3 To remove discharge grille Figure 5 ...
Страница 141: ...141 18 1 1 4 To remove control board Figure 6 18 1 1 5 To remove cross flow fan and indoor fan motor Figure 7 ...
Страница 142: ...142 Figure 8 Figure 9 ...
Страница 143: ...143 Figure 10 ...
Страница 145: ...145 18 2 1 3 To remove power electronic controller Figure 13 Figure 14 Figure 15 Figure 16 ...
Страница 147: ...147 Figure 20 Figure 21 ...
Страница 148: ...148 Figure 22 ...