MacDon CA25 OM - Manual (Page 154)

SECTION 8. MAINTENANCE AND SERVICING
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152
Revision B
d. Install bearing and seal as follows:
1. Install bearing assembly (E) into roller by
pushing on outer race of bearing. The
bearing is fully positioned when the
9/16 inch (14 mm) dimension is achieved.
2. Apply grease in front of bearing. Refer to
Section 8.3.4 Recommended Fluids and
Lubricants.
e. Install seal (D) as follows:
1. Locate seal at roller opening, and position a
flat washer (1 in. I.D. X 2 in. O.D.) on seal.
2. Using a suitable socket to locate on the
washer, tap seal into roller opening until it
seats on the bearing assembly. The seal is
fully positioned when the 1/8 in. (3 mm)
dimension is achieved. See illustration
above.
f. Re-install roller assembly. Refer to Section
8.11.4 Draper Roller Maintenance.
8.11.5 Deck Height
To prevent material from entering drapers and
cutterbar, maintain deck height so that draper
runs just below cutterbar with maximum 1/32 in.
(1 mm) gap, or with draper deflected down
slightly (up to 1/16 in. [1.5 mm] to create a seal.
The illustration shows the adjustment without
the draper.
NOTE
Measurement is at supports with
header in working position, and decks
slid fully ahead.
Adjust as follows:
DANGER
Engage header lift cylinder stops and reel
props before working under header or
reel.
DANGER
To avoid bodily injury or death from
unexpected start-up or fall of raised
machine, stop engine, remove key, and
engage lift cylinder locks before going
under machine for any reason.
a. Loosen tension on draper. Refer to Section
8.11.1 Header Draper Tension Adjustment.
b. Lift draper up at front edge past cutterbar.
c. Loosen two lock-nuts (A) (four if it is an endless
draper) one-half turn only on deck support (B).
There are two to four supports per deck,
depending on header size.
d. Tap deck (C) to lower deck relative to supports
to achieve setting recommended above. Tap
support (B) using a punch to raise deck relative
to support.
e. Tighten deck support hardware (A).
f. Tension draper. Refer to Section 8.11.1
Header Draper Tension Adjustment.
B
A
B A
1/4 – 5/16 in.
(7 – 8 mm)
C
9/16 in.
(14 mm)
1/8 in.
(3 mm)
D
E