MacDon 742 HAY CONDITIONER - Manual (Page 19)

Form # 46290 Issue 09/05 17
OPERATION
DETACHING THE HAY CONDITIONER
1. Raise header fully. Stop engine, remove key
and engage header lift cylinder stops.
2. Disconnect chain for float spring from pin (L) at
left side of conditioner.
3. Turn bolt (N) counter-clockwise until there is 5
inches (125 mm) of exposed thread between
bottom of pivot to spring plug.
4. Remove belts from pulley on header shaft.
5. Place a 2 x 4 under the R/H conditioner shoe
as shown at (S).
6. Remove header lift cylinder stops and lower
conditioner onto block. Shut off engine and
remove key.
7. Remove R/H turnbuckle (J) from pin (H) on
tractor frame.
8. Raise header fully. Stop engine, remove key
and engage header lift cylinder stops.
9. Remove all blocks from under conditioner.
10. Remove header lift cylinder stops and lower
conditioner to ground. Shut off engine and
remove key.
11. Remove three 5/8 x 1-1/4 inch carriage bolts
with lockwasher and nut at left support (E).
12. Remove 5/8 x 1-1/2 inch carriage bolt with
lockwasher and nut at right vertical support (F).
13. Remove 5/8 x 1-1/2 inch carriage head bolt,
lockwasher and nut from left mounting bar (A).
Repeat at right arm (D).
14. Raise header fully and slowly back up until
clear of conditioner.
DISCONNECT FLOAT SPRING &
LOOSEN BELTS
L
N
PLACE BLOCK UNDER R/H SHOE
S
J H
REMOVE TURNBUCKLE FROM TRACTOR
D
E
A
F
DETACH AT UPPER
LINKS FIRST