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the main grid’s cross connector. Stick the single side tape gasket to every sub and main grid. 利用 M8 25內(nèi)六角螺絲安裝所有副龍骨于主龍骨上。 Step 7:第七步: At the same time, during finished 1st set main grid installation. Find out Intersection of vertical and horizontal reference lines according to construction drawing, 2 people should hold the ceiling grid and pass to the installer on the scaffolding. Installer fixed the main grid with the square hanger by M*25 T bolt. 同時(shí),在地面上拼裝好第一品天 花龍骨后,按照?qǐng)D紙縱橫基準(zhǔn)線交叉點(diǎn),將第一品天花龍骨四個(gè)人各抬一角,轉(zhuǎn)移給站在移動(dòng)腳手架上的安裝人員,將這品天花龍骨通過事先連接在方型調(diào)節(jié) 器上的 M8 X 25“T”螺栓把天花龍骨固定在方型調(diào)節(jié)器上。每層之間用塑料膜隔開。 XXXX 系 統(tǒng) 建 材 有 限 公 司 XXXX SYSTEMS CO. LTD. 5 Step 6:第六步: If storage area not enough to keep installed ceiling grid, there are allowed to multilayer keep the ceiling grid. But to ensure surface not scratch during storage, every single layer ceiling grid should fence out with plastic sheet. Maximum multilayer storage is 10 layers to make sure safety. 如果場(chǎng)地不夠,可以將 組裝好 的 天花龍骨疊放。 地面安裝只允許 組 裝 主 龍 骨 。裝入合格的頂爆螺絲和M10的絲桿后,裝上方形調(diào)節(jié)器直到所需要的吊頂設(shè)計(jì)高度。鉆孔工作需要按照潔凈室規(guī)范,這包括使用塑料套圈和吸塵器。 confirm by foreman correctly, then will proceed to start drilling by using approved / safe electrical drill tools. Drilling time will be keeping cleanroom protocol by using plastic bottle slot in drilling tool head amp。 Step 2: 第二步: Using laser measur