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Y-30C 16
2. SPARS AND RIGGING:
2·1. STEPPING MAST:
(1}
Preparation:
Keep unnecessary staff out of your way and check all parts carefully. Make sure the standing
rigging ts not tangled, halyards are property running and all turnbuckles are slacked.
Spray WD-40 on all turnbuckles.
(2)
Setting the Spreaders:
Secure the spreaders to the spreader brackets.
Secure
the
tips of
the
spreaders to the upper shrouds (See Fig. 8).
NOTE: 1) A SPREADER SHOULD BE ADJUSTED SO THAT THE ANGLES BETWEEN THE
SHROUD AND SPREADER ABOVE AND BELOW ARE EXACTLY EQUAL
(see
Fig. 8)
FAILURE TO DO THIS CAN CAUSE THE SPREADER TO
SliP
WHtCH COULD
RESULT IN THE LOSS OF THE MAST.
2) TAPE THE SPREADER TIPS AND BRACKETS
WITH
INSULATING TAPE FOR
SECURITY.
(3)
Stepping the Mast:
By
using a crane, step the mast on the mast step. Secure all turnbuckles, but leave the stand-
ing rigging snug. Set the upper shroud to the forward hole of chain plate and the lower shroud
to the aft hole of the same.
Set the clevis pins so that the cotter
p~ns
are Inboard.
NOTE:
WATCH THE ACTION OF THE TOGGLES THAT THEY DON'T BEND THE TURN-
BUCKLES.
(4)
Secure the Heel of the Mast:
Secure the heel of the mast to the mast step by using the securing bolt and nut.
Fig.8
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