(IIHFWLYH'DWH
Sept
0RGLILHGODVWE\%+
XR7
5
0
/770
35('(/,9(5<,163(&7,21&+(&./,67
Date:
Dealership:
Serial #:
Model -
Size
:
Страница 1: ... IIHFWLYH DWH Sept 0RGLILHG ODVW E XR750 770 35 9 5 163 7 21 67 Date Dealership Serial Model Size ...
Страница 2: ... ft lbs Hitch jack is installed Cable extension plates 8600 87 are installed parallel to beam with one on top of the auto fold loop 8600 86 and one on the bottom Auto locking mechanism rotates easily with springs not attached All grease zerks are in place and greased Tabs on locking arms are adjusted even with hitch when in locked or field position add shims where necessary Axle assembly is center...
Страница 3: ...re torqued to 160 15 ft lbs Boom wheel tires are inflated to 30 3 P S I All grease zerks are in place and greased Hitch jack 2090 33 is installed on both wings in correct location Double plates on boom cable bracket positioned to the bottom of the boom on all units Hoses are routed across knuckles with enough slack between 8621 68 mounts to allow for fold unfold CHECKED BY 70ft 4340 93 7 8 X308 Ca...
Страница 4: ...ross knuckles with enough slack between 8621 68 mounts to allow for fold unfold 3302 10 outer 3302 11 Next inner 3302 12 Next inner 3302 13 Next inner Parallel arms are plumbed with the rod side of the cylinders connected to the P port on the block Safety lights installed and wired neatly Ensure Bourgault part number decals are on all cylinders Hyd hoses meet min bend specs refer to attached sheet...
Страница 5: ...ort cylinders fully retract before boom wheels turn During unfold boom wheels turn completely before transport cylinders extend Sequence valve may need to be adjusted for different tractors Tine angle circuit is functioning properly Cylinders on all sections extend and retract evenly Operators manual is with machine Cable wing stop assembly is installed so that the cable is tight diagonally across...
Страница 6: ......
Страница 7: ...nsport lift cylinders are on the same hydraulic circuit controlled by a sequence valve The sequence valve ensures the correct order when folding or unfolding the unit 1 During fold the transport lift cylinders must retract fully lift the bar before the wing boom wheels can turn into transport position 2 During unfold the wing boom wheels must turn fully into field position before the transport lift...
Страница 8: ... 16 locking nut on the valve 4 Turn the 5 32 hex socket screw clockwise in to increase the valve pressure or counter clockwise out to decrease the valve pressure Turn only of a revolution at a time 5 Re check the function of the valves after every turn 6 Once properly adjusted tighten locking nut and return plastic cap to protect threads Operation Problem Solution Fold Wing boom wheels turn before...
Страница 9: ...tructions Wing booms are too far forward compared to the cart Drive forward until boom will begin to fold down If auto fold arms come out of latches tip boom down only slightly then drive backward before continuing to unfold Auto fold lataches do not engage over the auto fold arms when putting unit into field position Auto fold arm is set at improper angle Adjust the angle by adding or removing sh...
Страница 10: ...XR Series eXtended Range Harrow Hydraulics 9 2 9 1 Schematics 9 1 1 Transport Circuit ...
Страница 11: ...e labeled SCCA is necessary for machine fold It forces the transport lift cylinders to retract fully before the boom wheels can be turned into field position 9 2 2 Unfold Sequence Cartridge The cartridge labeled SCEA is necessary for machine unfold It forces the wing boom wheels to turn fully into field position before the transport lift cylinders can lower the bar 9 2 3 Check Valve Cartridge The CK...
