FRAME BRACKET ASSEMBLY FOR (66557) 250LB - 400LB SYSTEM (shown below.)
S
R
U
O
•Place the upper bolt (T) thru outer frame bracket (M) and inner strap (N). Place this over the A-frame. See chart 1
below for frame placement location. Always keep the bottom bolt (Q) close to the bottom of the frame. If it is not,
move the top bolt (T) slightly down and over to the lower setting. Thread bolt (Q) through the Outer Frame Bracket
assy. (M).
•Start out by placing L-bracket (L) into the middle of its height adjustment. Thread bolt (R) and with washer (S) into
threaded hole in the outer frame bracket assembly (M). Thread nut (U) with washer (S) over the bolt (Q). Leave the bolt
(R) and nut (U) finger tight at this time. Repeat for the other side.
•Keep at least 3" of spring bar extending beyond the L-bracket (L) as shown in
Fig. 5 below.
•Torque nut (P) and bolt (Q) to 75 ft.*lbs. Tighten them evenly. Do not tighten
one all the way before tightening the other. Tighten evenly. See fig 3A.
Inner strap (N) will bend if done incorrectly.
NOTE: Propane bottles, batteries, etc. may obstruct installation of the
frame brackets to the trailer frame. The frame brackets can be located
within the following specified range from coupler ball center to the
center of friction pad:
Bracket Mounting Range = 25" to 32"
66557N-1/15/14
Use Fig. 4 for 3" to 3-1/2" tall frames.
M
T
N
L
Fig. 4
DEPENDING ON YOUR
SYSTEM
Fig. 5
Chart 1
REV H
PCN2995
P
3-1/2" TRAILER FRAME SHOWN
PART
QTY
L
M
N
O
P
Q
Q
R
S
T
U
©2012 TOWING PRODUCTS, INC
DESCRIPTION
2
L - BRACKET
2
OUTER FRAME BRACKET ASSY.
2
INNER STRAP
2
FRICTION PAD
4
1/2-13 FLANGE LOCK NUT
2
1/2-13 x 4" GR.5 HEX HEAD BOLT
4
1/2-13 X 1-1/2" HEX HEAD BOLT
4
1/2" SERRATED WASHER
4
1/2-13 x 3.50" GR5 HEX HEAD BOLT
4
1/2-13 NUT
Correct
Fig. 3A
TUBULAR
FRAME
PRINTED IN MEXICO
Incorrect
3