HEFTY-ARM
MECHANICAL LIFTING SYSTEM
Cottage Docks
Hefty-Arm is our original mechanical
lifting mechanism for the Heavy-Duty Vertical
Lift. This system requires no power for situations
when electricity is unavailable at the shore site.
FEATURES
Click
any image with this symbol for a larger
view.
Heavy-Duty
Vertical Lift
Hydraulic Power And Cottage Docks
Strength For Larger
BoatsThe
Cottage Docks
Heavy-Duty Vertical Lift gives proven
safety and protection to the large-boat owner
by easily raising, storing, and launching heavier
watercraft in an effortless operation. With an
integrated hydraulic system this lift is built
especially for large or heavy boats, and incorporates
all the features required to safely perform its
priceless job for many years to come.
FEATURES
Equal weight distribution
on all four corner columns.
Cycles from fully lowered
to fully raised in 2 – 5 minutes depending
on lift size.
Simple up/down lever operation.
Biodegradable hydraulic fluid
is harmless to any lake or river, and the
fluid's anti-freezing properties simplify
winter storage.
Kit available to retrofit
older Hefty Arm lifts.
Underwater gearbox includes
remote vent hose.
Seals and hoses designed for
underwater use.
2 HP motor.
220V AC power requirement
Large vertical travel will
accommodate changing water levels without
adjustment.
Extra-long cable bolts allow
adjustment for cable stretching.
Folding arms stabilize lift
and prevent frame swaying.
No side bars to block access
to boat.
Maintenance-free structural
aluminum.
Cables and spool lift out
of water helping to prevent rust and making
visual inspection a breeze.
Leveling legs with quick adjust
pins.
Rubber end caps.
Self-adjusting cradles and
keel protectors.
OPTIONS
Centering guide bumpers, rubber
cradles and keel protectors.
Includes
water resistant chest with key lock. Houses
hydraulic pump with operation lever and
remote vent hose end.
Simple cable and spool
design utilized to raise lift.
All pulleys, cables and
wheels stay out of water when lift is
in the raised position.
Smooth operating guide wheels
make lifting easy.
SPECIFICATIONS
MODEL/CAPACITY
IN LBS
3200
6000
8000,
10,000 &12,000
Length
(outside of poles)
106"
140"
140"
Width
(inside of poles)
106"
114"
132"
Width
(outside of poles)
110"
120"
138"
Width
(overall)
113"
123"
141"
Lift
Height
60"
69"
69"
Minimum
Draft
12"
13.5"
13.5"
Min.
Draft With Keel Pad
13.5"
15"
15"
Min.
Draft With Optional Kit
6.5"
8.5"
8.5"
Cable
Diameter
1/4"
5/16"
5/16"
Winch
Ratio (wheel to drum - HeftyArm)
15.8"
30.9
20.6
Corner
Cable Mechanical Advantage
2:1
2:1
3:1
Wheel
Force (lbs on 40" wheel)
18-20
18-20
18-20
Lift
Weight in Lbs
461
742
825
ADDITIONAL BEAM WIDTHS ALSO
AVAILABLE HYDRAULIC PUMP AND HOSES CARRY A MANUFACTURER'S
2 YEAR WARRANTY. HYDRAULIC GEAR BOX CARRIES
A MANUFACTURER'S 1 YEAR WARRANTY.
