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11.1. Caution
1
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electric power company.
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Provide designated grounding work to the heat source unit.
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poor transmitting and receiving will cause erroneous operations.
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The system will not operate with improper connection.
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Use the remote controller to set the groups.
11. Wiring
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11.2. Control box and connecting position
of wiring
1
Heat source unit
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and pushing it up, then pulling it out.
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on the OC and OS (In the case that the heat source unit whose power
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ground terminal (
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Caution:
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Note:
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Make sure that the spring washers are parallel to the terminal block.
Make sure that the wires are securely fastened to the terminal screws.
Drive the screws straight down, and use caution not to damage the
screw heads.
Install the ring terminals back to back so that the screws can be driven
straight down.
Make an alignment mark with a permanent marker across the screw
head, washer, and terminal after tightening the screws.
[Fig. 11.2.1] (P.15)
A
Power source
B
Transmission line
C
Ground terminal
[Fig. 11.2.2] (P.15)
A
Terminal block with loose screws
B
Properly installed terminal block
C
Spring washers must be parallel to the terminal block.
[Fig. 11.2.3] (P.15)
A
Power wires, transmission lines
B
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C
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Make an alignment mark.
E
Install the ring terminals back to back.
[Fig. 11.2.4] (P.15)
A
Cable strap
B
Power source cable
C
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2
Conduit tube installation
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When installing the conduit tube directly through the knockout holes, remove
burrs and protect the tube with masking tape.
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animals entering the unit.
11.3. Wiring transmission cables
1
Types of control cables
1. Wiring transmission cables
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Cable diameter: More than 1.25 mm
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2. Remote control cables
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Cable diameter
0.3 to 1.25 mm
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(0.75 to 1.25 mm
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Remarks
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transmission cables.
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CVV: PVC insulated PVC sheathed control cable
MA Remote Controller
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Cable diameter
0.3 to 1.25 mm
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(0.75 to 1.25 mm
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Remarks
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