Application Of External Contact Interface Module - Samsung AM080FX A Series Service Manual

Key Options
8-5 Applications (cont.)

8-5-2 Application of External Contact Interface Module

■ MIM-B14 Installation Instructions (External Contact Interface Module or Auxiliary Heat Module)
Components
The module is shipped with the following components:
Circuit board
Mounting
1. Mount the circuit board case with screws (provided) inside the indoor unit control box or at another appropriate location (Figure 1).
2. Align the circuit board with the case and lock it into place using the locking tab (see Figure 2).
Wiring
1. Shut off power to the indoor unit before wiring the module.
[WARNING]
Hazardous Voltage!
Disconnect all electric power, including remote disconnects before servicing.
Follow proper lockout/tagout procedures to ensure the power can-not be inadvertently energized.
Failure to disconnect power before servicing could result in death or serious injury.
2. Connect the 2-pin wiring harness to the interface module at CN83 (Figure 2) and to the indoor unit at CN83.
3. Connect the 4-pin wiring harness to the interface module at CN81(Figure 2) and to the indoor unit at CN81.
4. Restore power to the indoor unit.
Samsung Electronics
Circuit board case
Holes for
installing screws
Additional holes to use if necessary
Figure1. Mounting the circuit board case
Tab for locking controller
Figure 2. Wiring the module
Wiring harness
(1 each)
Connect wire A to CN83
Connect wire B to CN81
Wiring harness screws
(2)
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