6.3　Cross travelling device

General Items

6.3.1　The allowable deviation for installation of single-rail cross travelling device shall comply with the requirements in Table 6.3.1（see Figure 6.3.1）.

Quantity to be checked:100%.

Inspection method:See Table 6.3.1.

Table 6.3.1　Allowable deviation for installation of single-rail cross travelling device

Figure 6.3.1　Schematic drawing for installation of single-rail track and guide rail for cross travelling trolley

1-lower guide rail；2-upper guide rail；3-track

6.3.2　The allowable deviation for installation of double-rail cross travelling device shall comply with the requirements in Table 6.3.2.

Quantity to be checked:100%.

Inspection method:See Table 6.3.2.

Table 6.3.2　Allowable deviation for installation of double-rail cross travelling device