MacDon M1240, Operator'S Manual

Page: 181 / 488

OPERATION
4. Press HEADER DOWN switch (E) on the ground speed
lever (GSL) to fully retract header lift cylinders.
5. For hydraulic center-link with self-alignment:
Press the REEL UP switch (B) on the GSL to raise the
center-link until the hook is above the attachment pin
on the header.
IMPORTANT:
If the center-link is too low, it may contact the
header as the windrower approaches the header
for hookup.
Figure 4.126: Ground Speed Lever
A - Reel Down B - Reel Up
C - Header Tilt Down D - Header Tilt Up
E - Header Down F - Header Up
6. Drive the windrower slowly forward until the windrower
feet (A) enter the header supports (B). Continue to
drive slowly forward until feet engage the supports and
header nudges forward.
7. Ensure that lift linkages are properly engaged in
header legs.
Figure 4.127: Header support
8. For hydraulic center-link with optional
self-alignment:
a. Adjust position of the center-link cylinder (A) with
the switches on the GSL until the hook (B) is above
the header attachment pin.
IMPORTANT:
Hook release (C) must be down to enable
self-locking mechanism.
b. If the hook release (C) is open (up), stop the
engine and remove ignition key. Manually push
the hook release (C) down after hook engages the
header pin.
c. Lower center-link (A) onto the header with REEL
DOWN switch on the GSL until it locks into position
(hook release [C] is down).
d. Check that center-link is locked onto header by
pressing the REEL UP switch on the GSL.
Figure 4.128: Center-Link
214053
169
Revision A