8. GREASING OF PROPELLER (Daily):
W Propeller and stern hearings are lubncated by screwing
. up one turn on the grease cup (1) after every 5 hours run-
ning or daily.
Note:
Lf-lfljl. When operating in sandy waters it is important that the
I '/~ 1 controllable pitch propeller should be greased regularly
1 and liberally.
I
~/' IMPORTANT:
11 1 2 If the controllabie pitch propeller controls are noticeably
,;1 / heavier when the boat bas been out of use for rome time,
ïtt= : .. 3 the reason may be that the propeller grease bas been
\ I. I washed out by contarninated sea water or strong current
. - I. etc. In such cases the propeller should be greased with
I special stern grease.
. There are many good quality stern greases but they
.oR. Fig. 19 should only be used for propellers and stern hearings.
9. GREASING OF INBOARD STUFFING BOX (Daily).
One turn of the grease cup (5) after every 5 hours
.:'~.::::: 5 running or daily.
.'.'::".~
~ .,'/ . '.. The stuffing box bas a gland (6) packed with
(i . ~ .~allow. The gland should only be tightened just
~.- ~ufficiently to prev~nt leakage. Excessive tighten-
oe mg causes overheating and wear on the shaft.
- 0
~' The tallow packing should be changed when the
gland movement is fully taken up or if the gland
Fig. 20 does not seal properly.
20
i --~ - "- ,-'- --~
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