Furuno CH-500 Installation Manual page 37

6. Remove the hex. bolt, hex. nut, spring washer, two flat washer, and trunnion pin
from the flange assembly, then mount the raise/lower driver unit on the main body
flange, using the removed materials.
Flat washer
Hex. bolt
(M10×130)
7. Pass the transducer cable through the soundome shaft.
8. After fully screwing the main shaft into the soundome neck, unscrew it by four
turns and apply the supplied sealant (LOCTITE NO.575) to the threads.
Pipe wrench
9. Fasten the soundome shaft completely.
10. Remove any excess sealant with a waste cloth. The sealant does not harden
when exposed to air.
Trunnion pin
Spring washer
Wrench
Raise/lower drive unit
Hex. nut
Flat washer
Flange
assembly
Apply the sealant
(LOCTITE NO.575).
Soundome shaft
Grasp the soundome neck with
a wrench, and tighten the shaft
with a pipe wrench.
1. MOUNTING
Transducer
cable
1-27