
T4100 OM rev2
Page 48 of 50
Mast Stepping:
Attach the backstay, leave the turnbuckle extended.
Attach upper shrouds loosely.
Chock mast in partners.
Tighten the mast tie down rod(s) if necessary.
Attach headstay.
Use either main halyard or main boom topping lift to measure from side to side in vessel and
tighten upper shrouds so masthead is centered in boat. Before final tightening of upper
shrouds, check that proper upward angle of the spreaders has been maintained and go aloft to
correct if needed
Tighten backstay turnbuckle.
Tighten lower shrouds so mast is straight athwartships. Lowers are to be just a little looser
than uppers.
Tighten intermediate shrouds.
With rigging adjustments completed, install all cotter pins in the turnbuckle threads and re-
check that all cotters are in clevis pins and opened to 20
°
. Tape all cotter pins and unfair
edges.
Install boom and rig mainsheet and topping lift. Check operation of the boom outhaul.
Connect mast wiring to terminals inside vessel and check operation of mast lights and
electronics.
After Launching:
Check bilge for water.
Check that engine exhaust is pumping water. Verify operation of forward, neutral and
reverse.
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