John Deere Air Reel Owner’s Manual
53
ASSEMBLY
Figure 71, Installing hydraulic relief valve
WARNiNG
Before applying pressure to the system, make sure all
components are tight and that lines, hoses and couplings
are not damaged.
WARNiNG
Wear proper hand and eye protection when searching
for a high-pressure hydraulic leak. Use a piece of wood
or cardboard as a backstop instead of hands to isolate
and identify a leak.
installing the hydraulic relief valve (200 and 900 series
only):
Disconnect the 45° fitting from the steel return line for
the reel drive motor (Figure 71).
Remove the bracket securing the top coupler from the
back of header (two 1/4” bolts).
Remove the 45° fitting from the back of the return
coupler.
Install the 45° fitting into the straight fitting on relief
valve.
Using the existing valve strap, bolt the relief valve to the
location where the coupler was removed in Step 2.
Reconnect the steel line to the 45° fitting.
Screw the return coupler onto the 90° fitting on the
relief valve.
Run the system and check all lines for leaks.
1.
2.
3.
4.
5.
6.
7.
8.
4.27 OPTiONAL EqUiPMENT
4.27.2 AUXiLiARY REEL TiNE KiT
The Crary Auxiliary Reel Tine Kit is recommended for crops
that do not move easily from the knife to the auger at the
ends of the header.
Remove one 1/2” X 2-1/2” button head bolt, two 1/2” flat
washers, one pivot strap bushing and one 1/2” center
locknut (Figure 72).
Simultaneously assemble the auxiliary reel tine as-
sembly with the two steel machine bushings as shown
in (Figure 73).
Rotate the auxiliary reel tine assembly until the square
end sets into the square hole of the pivot strap.
Insert the 3/8” X 2-1/2” carriage bolt through the square
hole of the auxiliary reel tine assembly and fasten the
3/8” flat washer and 3/8” center lock nut.
Tighten the 3/8” center lock nut to 30 ft-lbs.
Repeat Steps 1-5 for each auxiliary reel tine assembly
being installed.
1.
2.
3.
4.
5.
6.
WARNiNG
Place all controls in neutral or off, stop combine engine,
set parking brake, remove ignition key, set cylinder
stops, wait for all moving parts to stop, then properly
block machine before servicing, adjusting, repairing or
unplugging.
NOTE
Make sure the pitch of the auxiliary reel tines line up
with the existing reel tines.
Figure 72, Loosen and remove hardware and bushing
Figure 73, Assemble auxiliary reel tine kit