MN-612
5
4. Insert the curved part of the J-bolts (K) into the existing slots in the frame. Be sure the
J-bolts lock onto the frame securely (fig. 2). Tighten the 3/8
"
serrated flange nut to attach.
Some late models have a rubber plug covering the slot in the frame. Remove the plug and
discard.
Frame is cut away
to show detail
J-bolts (K)
Upper bracket (B)
fig. 2
Torque the bolts to no more than 10 lb.-ft. evenly on both sides.
5. Cut the forward bolt flush to the nut.
6. Install the elbow fitting (Q) into the air port of the air sleeve. The fitting is pre-coated with
thread sealant. Tighten finger-tight plus two turns. Use a 7/16
"
open end wrench being
careful to tighten on the metal hex nut only.
DO NOT OVERTIGHTEN.
7. Attach the air spring (A1 or A2) to the lower bracket (D) with the 1/2
"
flat washer (N) and
lower mounting bolt (M). Leave loose for later adjustment.
8. Set the lower bracket on the leaf spring above the axle and attach using the supplied
U-bolts (E), 3/8
"
flat washers (J), and 3/8
"
nylon lock nuts (I) (fig. 1).
9. Guide the threaded post of the air fitting through the slot in the upper bracket.
10. Install the 3/4
"
nylon lock nut (O) and lock washer (P) onto the upper threaded post of
the air spring. Leave loose for final adjustment.
11. Repeat steps 1-10 for the other side of the vehicle.
NOTE
CAUTION
NOTE
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