Mold-Masters Hot Runner - 10.4 Piston Assembly

10.4 Piston Assembly
10.4.1 5500 Series Only
Lightly use silicone grease and install the O-ring on the piston.
10.4.2 6X00 Series and 7100 Series
1. Using silicone grease, lightly grease and install the inner Viton O-ring on
the piston.
2. Install the back-up ring.
3. Install the outer seal. The seal should sit on top of the inner Viton O-ring.
An installation tool is available (PS0003TOOL02) for installing the seal.
4. Once all 3 rings have been assembled, place installation tool
PS0003TOOL01 over assembly as shown and allow rings to settle.
1. Back-up ring
2. Inner Viton O-Ring
Figure 10-5 Piston assembly
1. Piston bottom
2. Installation tool
22
Figure 10-6 Piston bottom with installation tool
1. Outer seal
2. Installation tool
Figure 10-7 Outer seal assembly
1
2
1
2
1
2
10-3HYDRAULIC / PNEUMATIC ACTUATORS
Hot Runner User Manual
© 2020 Mold-Masters (2007) Limited. All Rights Reserved.