SEAWATER COOLED MODELS
SERVICE MANUAL NUMBER 23
90-861326--1 MARCH 1999 Page 6A-5
Seawater Pickups
NOTICE
Refer to manufacturer’s instructions for information on removal and installation of
other than Quicksilver Seawater Pickups.
IMPORTANT: Seal the inside edges of any hole made through the hull with a suitable
sealant to prevent water absorption and deterioration.
Through-Hull Mounted
72639
a
b
c
d
a-Seawater Pickup
b-Seawater Inlet Slots (Must Face Forward - Parallel With Water Flow)
c-Mounting Screw Holes (If Equipped)
d-Nut
1. Seal inside edges of 1-3/4 in. (44 mm) hole in hull using a suitable sealer.
2. Apply marine caulking (sealer) to mounting surface on seawater pickup where hull con-
tact will occur when installed.
3. Ensure slots in seawater pickup are facing forward (toward bow of boat) and install sea-
water pickup through hull. The slots must be parallel with flow of water.
4. Fasten pickup with four appropriate mounting screws (if so designed).
5. Apply marine caulking as needed inside boat. Apply Loctite 27131 to threads of nut and
install on pickup on inside of boat. Torque nut to 35 lb-ft (42 Nm).
NOTE: If pickup being installed does not have mounting screws on underside where
mounted to hull, be certain, after nut is torqued, that slots are still facing forward.
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