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©2009 4Front Engineered Solutions, Inc.
January 2009
6004754F — HK and HK-S Hydraulic Dock Leveler, 3 Button — Safe
T
Frame
™
5
raMP anD LiP graDes
6
' Leveler
8
' Leveler
10
' Leveler
VEHICLE BED
POSITION
from DOCK,
(in.)
RAMP
LIP
RAMP
LIP
RAMP
LIP
A
B
O
V
E
D
O
C
K
18.0
16.0
14.0
12.0
10.0
8.0
6.0
4.0
2.0
--
--
--
20.5
17.6
14.7
11.9
9.1
6.3
--
--
--
8.0
5.0
2.2
-0.7
-3.5
-6.3
--
--
--
15.3
13.1
11.0
8.9
6.8
4.7
--
--
--
2.7
0.6
-1.6
-3.7
-5.8
-7.9
17.3
15.6
13.9
12.2
10.5
8.8
7.1
5.4
3.8
4.8
3.0
1.3
-0.4
-2.1
-3.8
-5.5
-7.1
-8.8
0.0
3.5
-9.1
2.6
-10.0
2.1
-10.5
B
E
L
O
W
D
O
C
K
-2.0
-4.0
-6.0
-8.0
-10.0
-12.0
0.7
-2.1
-4.9
-7.7
-10.5
-13.3
-11.9
-14.6
-17.4
-20.2
-23.0
-25.9
0.5
-1.6
-3.6
-5.7
-7.8
-9.9
-12.0
-14.1
-16.2
-18.3
-20.4
-22.5
0.4
-1.2
-2.9
-4.6
-6.3
-7.9
-12.1
-13.8
-15.5
-17.1
-18.8
-20.5
RAMP and LIP grades, % for each Dock Leveler length
RAMP and LIP grades, % for each Dock Leveler length
6' Leveler
8' Leveler
10' Leveler
VEHICLE BED
POSITION
from DOCK,
(in.)
RAMP
LIP
RAMP
LIP
RAMP
LIP
A
B
O
V
E
D
O
C
K
18.0
16.0
14.0
12.0
10.0
8.0
6.0
4.0
2.0
--
--
--
19.4
16.5
13.7
10.8
8.0
5.2
--
--
--
11.6
8.7
5.8
3.0
0.2
-2.6
--
--
--
14.5
12.3
10.2
8.1
6.0
3.9
--
--
--
6.6
4.5
2.4
0.2
-1.8
-3.9
16.7
15.0
13.2
11.5
9.8
8.2
6.5
4.8
3.1
8.8
7.1
5.4
3.7
2.0
0.3
-1.4
-3.1
-4.7
0.0
2.4
-5.4
1.8
-6.0
1.5
-6.4
B
E
L
O
W
D
O
C
K
-2.0
-4.0
-6.0
-8.0
-10.0
-12.0
-0.3
-3.1
-5.9
-8.7
-11.5
-14.4
-8.2
-11.0
-13.8
-16.6
-19.4
-22.2
-0.3
-2.3
-4.4
-6.5
-8.6
-10.7
-8.1
-10.2
-12.3
-14.4
-16.5
-18.6
-0.2
-1.9
-3.5
-5.2
-6.9
--
-8.1
-9.7
-11.4
-13.1
-14.7
--
4˚ lip bend, 16" lip.
Ramp grade
Lip grade
7˚ lip bend, 16" lip (optional special order)
Fig. 1