Hitachi UX Twin Nozzle Service Manual page 237

② Heat the silicone rubber filled part by warm air of a drier (500W or equivalent) for 7 to 8
minutes and cure the surface.
[Caution]
Keep the drier 50 to 100mm away from the head or the warm air may deform the tube.
Tip of Silicone rubber injection
When injecting the silicone rubber into the dispenser, perform it as shown
below (to purge air).
シリ コ ン 注入のコ ツ
Metal needle
Place the needle on
the upside
Downside is NO Good.
Place the needle on
the upside
ディ ス ペン サの保管
Storage of the dispenser
If left as-is after use, the silicone rubber hardens in the metal needle portion of the
dispenser. Plug it by using a clip and so on.
Drier
Nozzle
Cylinder
Cylinder
Push the piston as if to purge air
Clip
5-21
50 to 100mm
Put the silicone rubber in
Wait until the silicone rubber
comes down to the piston
Piston