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Installation Procedures
Add the refrigerant according to the installation instruction for outdoor units. Compressor failure can be caused by
filling too much or too little refrigerant. Refer to the outdoor unit manual for additional evacuation and pressure test
procedures prior to system operation.
Please refer to the attached manual for outdoor units.
Proceed with the flare tube connecting operation to connect all the refrigerant tubes.
•
Dual wrenches must be used for connecting the indoor unit tubing.
•
For mounting torque, refer to the table on the right.
Tubing Materials & Specifications
Refrigerant Filling Amount
Connecting Procedures of Refrigerant Tubing
Model
40VD005-009S-7S-QEE 40VD012-018S-7S-QEE
40VD024-054S-7S-QEE
Tubing Size
(mm)
Gas pipe
9.52
12.7
15.88
Liquid pipe
6.35
6.35
9.52
Tubing Material
Phosphor–deoxy-bronze seamless pipe (TP2) for air conditioner
Outer Diameter of Tubing (mm) Mounting Torque
6.35
11.8~13.7N.m
9.52
32.7~39.9N.m
12.7
49.0~53.9N.m
15.88
78.4~98.0N.m
19.05
97.2~118.6N.m
wrench
Cutting or enlarging pipes should be
carried out by installation personnel
according to the operating criterion, if the
tube is too long or the flare opening is
broken.
1. Connecting circular terminals:
The connecting method of the circular terminal
is shown in the Fig. Remove the screw, connect
it to the terminal tier after inserting it through the
ring at the end of the lead and then tighten it.
2. Connecting straight terminals:
The connection method for circular terminals
is shown in the Fig. Loosen the screw before
inserting the line terminal into the terminal tier,
tighten the screw and confirm that it has been
clamped by pulling the line gently.
Pressing connecting line:
After line connection is completed, press the
connecting line with clips that should be pressed
on the protective sleeve of the connecting line.
Cutting and Enlarging
Connecting
Connecting
circular terminals:
correct
pressing
terminal tier
wrong
pressing
pressing clip
13
Summary of Contents for 40VU007-054H-7S-QEE
Page 8: ...Parts and Function Indoor unit air outlet port air inlet port air duct soft connection 1...
Page 31: ...The manufacturer reserves the right to change any product specifications without notice...
Page 108: ...Der Hersteller beh lt sich das Recht vor Produktspezifikationen ohne Vorank ndigung zu ndern...
Page 160: ...O fabricante reserva se o direito de alterar as especifica es do produto sem aviso pr vio...