MacDon 922 - Manual (Page 18)

Form # 46620 Issue 01/06 16
OPERATION
DETACHING THE HAY CONDITIONER
1. For ease of removal, first detach the header
from the tractor. See Windrower Tractor or
Adapter Operator's Manual.
NOTE: If front of conditioner forming shield is
attached to conditioner, remember to detach
rear support straps at lower brackets.
WARNING: Avoid possible injury
or death from fall of hay
conditioner:
a. Be sure header stand is secure, with L-pin
(L) engaged and locked with hairpin. In soft
conditions, use a 2 x 4 block under stand.
b. Be sure that upper mounting bolts (F) are
securely tightened before installing or
removing lower mounting bolts. Hay
conditioner weighs approximately 730 lbs.
(330 kg) and will fall suddenly if lift system
becomes disengaged.
c. Check that winch cables are:
• properly routed over pulleys (D)
• tightly wrapped around winch tube
• secured at hook (A) on front face of
conditioner
• If necessary, take up cable slack by
pulling up on 1-1/8 inch wrench on winch
nut (E).
d. Check that winch pawl is engaged in ratchet
wheel at (B).
e. Stand clear of hay conditioner whenever it
is suspended from lift cables only. Keep
hands clear of conditioner and header when
winching.
2. Loosen idler adjuster and remove drive belt
from header pulley. See "Hay Conditioner Drive
Belt" in Maintenance/Service section for
adjuster details.
3. Remove lower conditioner mounting bolts (C).
4. Standing clear of hay conditioner, loosen and
disengage top mounting bolts (F) from brackets
on header.
REMOVE MOUNTING BOLTS -
LOWER BOLTS FIRST
E
C
F
HEADER STAND – LOCKED & SECURE
L
D
A
CABLES TIGHT AND PROPERLY ROUTED
& TOP MOUNTING BOLTS TIGHT
F
B