UNLOADING AND ASSEMBLY
169001 Revision E
13
STEP 7. INSTALL WHEELS
a. Remove wheel bolts from wheel hub.
CAUTION
When installing wheel be sure to use the
holes that are countersunk to match bolt
head profile. The non-countersunk holes do
not
seat the bolts correctly.
b. Install wheels (A) with existing bolts. Be sure
valve stem (B) points away from
wheel support.
c. Torque bolts to 120 ft·lbf (160 N·m), following
tightening sequence shown above.
IMPORTANT
Follow proper bolt tightening sequence
shown above.
d. Raise aft end of header with forklift so that
blocks (C) under lower links can be removed.
Chain may also be used at hook (D).
e. Lower header onto wheels.
f. Check tires are inflated to 30 psi (207 kPa).
g. Check that frame is sitting at proper angle, with
APT pivot pin mounting hole perpendicular to
ground. Adjust height of blocks as required.
A
D
B
C
5
4
3
2
1
6
ADJUST HEIGHT
AS REQUIRED
WITH BLOCKS
MAST PERPENDICULAR
TO GROUND
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