Samsung AC Series Install Manual page 46

4. FRAME installation and cable connection
⑬ After assembling two or more ASSY BRACKET P-FRONTs, match each other's Z gaps.
< Z gap control method >
- The concept of pushing up the lower side
- Open the distance between the two modules. Figure 1
- Adjust the gap by turning the middle gear using the straight driver. (Right module: upper gear, left module: lower gear)
Fig.2
Fig.1 Module Fig.2 Step control method
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