Precaution For Reassembly - Yoshitake GD-26 Series Product Manual

Nominal size 65A to 150A: Screw the bolt into the valve seat [3], and pull it up.
(5) Secure the part A of the spindle [4] (two faces), loosen the U-nut [29] with a tool, and remove the disc
[8], and O-ring [28].

7.4 Precaution for reassembly

1. Check to see that there is no foreign substances inside the body and on each part.
*Foreign substances prevent the product from functioning properly. To avoid the problem, remove
foreign substances.
2. Check that there is no scratch on the disc or O-ring.
* A scratch on the relevant part prevents the product from functioning properly. Replace the damaged
part.
3. Apply silicone grease (harmless to humans) to the O-ring.
*Failure to follow this notice may damage the O-ring.
Assemble the parts in reverse order of disassembly.
Tighten the bolts [18] of the spring chamber [2] evenly in the diagonal order.
Part A
Washer of disc
O-ring
Disc cover
Disc
U-nut
Caution
15
PDT-008o