Section 1: Assembly & Set-up
BB4596, BB4510, & BB4512 Pull Type Drag Scraper 306-096M
11/28/18
12
Tilt Axle Assembly
Figure 1-9
27988
4. Route hydraulic hoses (#10 & #11) through spring
hose loop “B” and hose bracket “A”.
5. Route hydraulic hoses (#12 & #13) through
bracket “C”, spring hose loop “B”, and bracket “A”.
6. Attach customer supplied quick couplings (#9) to all
hydraulic hoses and tighten.
7.
If required, loosen 90
o
elbow fittings (#8) on hydraulic
cylinders (#6 & #7). Rotate elbows to suit and tighten.
8. Attach park jack (#14) to stub on tongue with detent
hitch pin (#15). Make certain detent pin is fully
inserted into park jack
Tilt Axle & Park Jack
1.
Orient axle (#1) with hydraulic cylinder (#7) on top.
Attach tilt axle (#1) to moldboard clevises with three
1"-8 x 4 1/2" GR5 hex head cap screws (#2) and hex
flange locknuts (#3). Draw locknuts up snug, do not
tighten.
2. Attach both ends of hydraulic lift cylinder (#6) to
upper and lower lifting lugs with 1" clevis pins (#4).
Make sure base end of cylinder is located above rod
end as shown.
3. Secure clevis pins with 3/16" x 1 3/4" cotter pins (#5).
Bend one or both cotter pin legs to retain cotter pins.
NOTE:
The hydraulic hoses for Hydraulic tilt
cylinder (#7) should be longer than the hydraulic
hoses for hydraulic lift cylinder (#6). If they are
shorter, change the two cylinders around.