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Service Manual
1-127
INSTALLATION
(1) The position of the drain pipe connection is shown in Figure 7.1.
(2) Prepare a polyvinyl chloride (PVC) pipe with 1-1/4 inch (32mm) outer diameter.
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piping must be performed with a DOWN-SLOPE pitch of 1/25 to 1/100.
(4) Insulate the drain pipe after connecting the drain hose.
7.
Drain Piping
Perform drain piping work and attach the insulations before refrigerant piping work.
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to property damage.
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back into the unit and it may cause the water leakage when the unit operation is stopped.
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unit must be higher than the common pipe. The pipe size of the common drain pipe must be large
enough according to the unit size and number of units.
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the following procedures.
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NOTICE
9-1/4(235)
14-31/32(380)
31/32(25)
2-9/32(58)
2-9/32(58)
31/32
(25)
31/32
(25)
7-13/32
(188)
1
1
-15/32(291)
1-31/32(50) to
22-1
1/16(576) (Max.)
14-23/32(374) to 35-7/16(900) (Max.)
(Drain-Up Length)
Drain Piping (PVC Tube, VP25)
(Field-Supplied)
1/25 to 1/100 Down-Slope
Unit: inch (mm)
Suspension Bracket
(Field-Supplied)
90
o
Elbow Pipe (VP25)
(Field-Supplied)
Lift Piping for Drain-Up
(PVC Tube, VP25)
(Field-Supplied)
Indoor Unit
Drain Pump
Drain
Pan
Rubber Boss
Drain Hose
(L: 11-13/16 (300))
(Accessory)
Figure 7.1 Drain Piping
Common
Drain Piping
Connection
1/25 to 1/100 Down-Slope
Common Drain Piping
This drain pipe shall be
separating from other pipes.
Incorrect: Upward Slope
Unit
Rising Part
Incorrect
Correct
Indoor Unit
Auxiliary Drain Pan
(Field-Supplied)
To the Atmosphere
Figure 7.2 Auxiliary Drain Pan
NOTE:
When the relative humidity of inlet or ambient
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shown in Figure 7.2.
Содержание YVAHP072B31S
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Страница 17: ...Service Manual 1 1 INSTALLATION 1 Installation ...
Страница 559: ...Service Manual 1 543 INSTALLATION 7 7RXFK DFN WR QLVK WKLV VHWWLQJ The screen returns to the Service Menu screen 7 ...
Страница 577: ...Service Manual 1 561 INSTALLATION 9 Touch Back to return to the Service Menu screen 9 ...
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Страница 921: ...Service Manual 2 1 OPERATION 2 Operation ...
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Страница 1184: ...2 264 Service Manual OPERATION 7 Touch on Return to Group sel to return to Setting Group Selection 7 ...
Страница 1315: ...Service Manual 3 1 TROUBLESHOOTING 3 Troubleshooting ...
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Страница 1461: ...Service Manual 4 1 MAINTENANCE 4 Maintenance ...
Страница 1657: ...Service Manual 5 1 EXTERNAL INPUT OUTPUT AND FUNCTION SETTING 5 External Input Output and Function Setting ...
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Страница 1729: ...Service Manual 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions ...
Страница 1738: ...6 10 Service Manual FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A ft 3 l b ...
Страница 1739: ...SERVICE PARTS LIST Service Manual 7 1 7 Service Parts List ...
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