Hitachi UX Twin Nozzle Service Manual page 236

８ Coat the setscrews for the high-voltage electrical power lines with silicone rubber following the
procedures below.
Dispenser
① Fill the top and bottom of the ring terminal with silicone rubber, using a dispenser.
[Cautions]
a) Hold the head as shown below in order to prevent the silicone rubber from dripping.
b) Fill it up with the silicone rubber sufficiently as shown below.
Silicone Filling Portion
(Hatching Portion)
(Nozzle1)
High-voltage line terminal
(round terminal)
Insert the tip of the
dispenser into the
downside of the terminal
to fill the downside
(Nozzle2)
High-voltage line terminal
(round terminal)
The metal portion of the
high-voltage line terminal
should
hidden
5-20
be completely
If the downside is
almost filled, fill up the
upside of the screw.