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3-9 DISC GANG AND SPRAY SHIELD INSTALLATION
IMPORTANT
READ ALL SAFETY PRECAUTIONS AT THE
FRONT OF THE SECTION BEFORE ATTEMPT-
ING ANY OF THE FOLLOWING PROCEDURES.
3-9.1
Roll correct size disc gang assembly un-
der frame and wing assembly. See Table 3-5
for disc size and location.
IMPORTANT
DISC
GANGS
WITHOUT
BLADE ARE USED ON MAIN FRAME. THE FLAT
COULTER BLADE SHOULD BE TO THE OUT-
SIDE OF THE MACHINE.
3-9.2
Install disc gangs on main frames using
4 and 5 hole disc mount plates, u-bolts,
5/8-11 x 5-1/2 hex head cap screws, and hex
lock nuts (See Figure 3-11).
IMPORTANT
The distance between the disc gang nuts at
center of unit should be 1-1/2".
3-9.3
Install disc gangs on wings using 4 and
5 hole disc mount plates, u-bolts, 5/8-11 x
5-1/2 hex head cap screws, and hex lock
nuts.
IMPORTANT
THE DISTANCE BETWEEN LAST BLADE ON
MAIN FRAME AND FIRST BLADE ON WING
SHOULD BE 7-1/2".
NO. OF BLADES
6 BLADE
7 BLADE
8 BLADE
10 BLADE
10 BLADE/1 COULTER
11 BLADE
FLAT
COULTER
18' MODEL - WINGS
10'-6" MODEL; 18' MODEL - MAIN FRAME
21' MODEL - MAIN FRAME AND WINGS; 25'-6" MODEL - WINGS
13'-6" MODEL
15'F MODEL - MAIN FRAME
15' MODEL; 15'F MODEL - WING; 25'-6" MODEL - MAIN FRAME
Table 3-5 Disc Gang Size and Location
IMPORTANT
DISC ROD AND SLOTTED NUT SHOULD BE
TIGHTENED TO A TORQUE OF 1200 FT. LB.
THIS IS EQUIVALENT TO A 200 LB. MAN
STANDING AT THE THE END OF A 6 FOOT
LONG WRENCH. INSTALL SPACER WASHERS
AT END OF DISC ROD AS REQUIRED.
3-9.4
Tighten 5/8-11 x 2-1/2 hex head cap
screws attaching 5 hole plates to spring
shank disc mounts. Now tighten 5/8-11 x
5-1/2 hex head cap screws and u-bolts. Be
sure 5 hole plate contacts frame evenly and
bearings are square on disc rod when tight-
ening or unnecessary bearing load can oc-
cur.
IMPORTANT
LAST DISC BLADE ON ALL MAIN FRAME DISC
GANGS
ARE
NOT
SCRAPER.
3-9.5
Attach spray shield adjustment bracket
to frame, as shown for your model size, us-
ing u-bolt, bracket clamp, and 5/8-11 hex
lock nuts. These brackets are attached to
frame as shown to incline the shields toward
the middle of the machine and carry soil
back to center of the main frame (See Fig-
ures 2-1 through 2-7 for location on
frame).
3-9.6
Attach
spray
bracket, as shown in Figure 3-11, using
5/8-11 x 2 hex head cap screw, backup
plate, and hex lock nuts. Shields attached in
position shown in Figure should be set to al-
low the machine to operate from 3-5 inches
deep. Tighten all spray shield screws and u-
bolts.
USED ON MODEL
EQUIPPED
WITH
shield
to
adjustment
3-17
A
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