Harken 3867 System C CB Battcars: built 2008 to present - Manual (Page 9)

System C CB 9
Required Parts
R32 track
Determine track length.
Bottom track must be short enough to
remove easily. Use 457 mm to 609 mm
(18" to 24") length. Do not use 3853
track for drilling and tapping.
10 mm ( 3 /
8
" ) flathead screws (not
included) 10 fasteners/meter of track
3153 splices
548 endstop set
Drill and tap sizes
Metric U.S. Imperial
Drill 8.5 mm 5 /
16
"
Tap m10 x 1.5 3 /
8
" - 16"
3153
548
1. Drilling, tapping, screwing: Start at one
end of track and work down: Do not drill
and tap from both track ends
Clamp or duct tape track on mast.
Center punch hole in center of track hole.
Tip: Use narrow shaft spring-loaded
machinist's center punch with plastic
centering tube or transfer punch.
2. Drill track hole, holding drill perpendicular
to mast face. Tap threads and install screws
using blue Loctite ® adhesive.
Tip: Use low-speed drill with tap for
cutting threads.
Important: Use blue Loctite instead
of oil for tapping lubricant.
3. Align track at joints: Use 3153 splice
pieces and round rods or dowels to align
track during installation. Hold in place
with spring or “C" clamps until track
is secured.
Load all cars before installing bottom
track and endstop.
R32
Preassembly Drill and Tap Track
Track on mast: Before removing, scribe pencil
line down either side of track.
Track off mast: Attach string to mast to line
up track during installation.
Removing Old Track
Loctite is a registered trademark of Henkel AG & Company KGaA.