Channel Penstock Installation Method

First of all, before install, make sure the penstock are clean. Assure no concrete, grout or sealant to get into the guide or seating areas.
Before, install, the channel penstock groove shall be prepared as the standard request. Make sure the channel groove are straight for easy installation.
Screw on the embedded holding screw to the 2 side if channel penstock frame with the screw thread provided as Figure 1. Make sure the sufficient number of embedded screw been used for the channel penstock installation.
Put on the channel penstock to the civil groove as figure 2. Be careful!! The penstock MUST slot into the groove vertically with care to prevent damaging cause by knocking to the concrete wall. Do not force the gate or frame into stress or warpage condition.
Adjust the level/ high of the penstock where the flush bottom seal shall flush to the lower aperture floor. Please make sure the penstock always in straight and align with the aperture (Figure 3).
After level the penstock, align the penstock side frame with timber stick at two side(Figure 4) to keep the penstock perfectly straight in any direction before pouring the grouting.
During pour the grouting, make sure the flush bottom seal and gate are fully covered. Pure the grouting to the frame(left, right and bottom) to secure the gate position. Make sure no any concrete or grouting is slip to the gate or any seating area (figure 5).
Wait for the grouting fully dry before operating the gate. Please refer to the grouting specification for the grouting curing time.
During start operate the gate, clean the seating surface of the gate to make sure it is clean. This is IMPORTANT to make sure the gate seal is no damage.
After clean the seating surface, the penstock us ready to operate.