MacDon FD70 for Combine Operators - Manual (Page 190)

SECTION 10. MAINTENANCE AND SERVICING
Form 169006
188
Revision D
10.13.4.3 Idler Roller Removal
DANGER
Engage header lift cylinder stops and reel
props before working under header or reel.
a. Raise header and reel, and engage cylinder and
reel stops.
b. On deck shift headers, position deck so idler
roller is easily accessible.
c. Loosen and uncouple draper. Refer to Section
10.13.2.1 Draper Removal.
d. Remove bolts (A) and washer at ends of idler
roller.
e. Spread roller arms (B) and (C), and remove roller.
10.13.4.4 Idler Roller Installation
See illustration opposite.
a. Position stub shaft in idler roller in forward arm
(B) on deck.
b. Push on roller to deflect forward arm slightly so
that stub shaft at rear of roller can be slipped into
rear arm (C).
c. Install bolts (A) with washers, and torque to
70 ft·lbf (93 N·m).
d. Re-attach draper. Refer to Section 10.13.2
Replacing Split Draper.
e. Adjust draper tension. Refer to Section 10.13.1
Header Draper Tension Adjustment.
f. Run machine, and adjust tracking if required.
Refer to Section 10.13.3 Header Draper
Alignment.
10.13.4.5 Draper Roller Bearing/Seal
Replacement
NOTE
Seal (D) not included in D50 header.
a. Remove roller assembly. Refer to Section
10.13.4.1 Drive Roller Removal or Section
10.13.4.3 Idler Roller Removal.
b. Remove bearing assembly (E) and seal (D) from
roller tube (F) as follows:
1. Attach a slide hammer to threaded shaft.
2. Tap out the bearing assembly.
c. Clean inside of roller tube (F). Check tube for
wear or damage. Replace if necessary.
(continued next page)
A
B
A
C
E
F
D