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Jacobsen GP400 Service Manual

Jacobsen GP400
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en 76
8 ADJUSTMENTS
8.11 KNIFE ADJUSTER TENSION TRUESET™ REEL _________________________
Remove cotter pin (U) and fully loosen, then tighten slotted nut (S) to remove clearance (no end play) between
components. Continue to tighten nut until next slot in nut aligns with hole in bedknife adjuster rod (T). Install new
cotter pin.
Check torque required to rotate adjuster rod (T). Maximum torque should be 24 in. lb. (2 ft. lb.) (2.7 Nm).
After adjusting nut, check reel to bedknife adjustment.
8.12 GRINDING BEDKNIFE TRUESET™ REEL ________________________________
Bedknife can be lowered out of the reel for grinding without completely removing the bedknife assembly.
1. Remove cotter pin (U), slotted nut (S), bellville washer (V), shim washer (W) if required), and half trunnion
(X). See Figure 9A.
2. Press down on adjuster end of rod (T) to rotate other end of the adjuster out of the bedknife finger.
3. Rotate bedknife backing to access the reel and bedknife for grinding.
4. After grinding, assemble bedknife using reverse order of removal. Check adjustment of bedknife adjuster
tension and reel to bedknife adjustment.
NOTICE
Over tightening slotted nut (S) will make bedknife adjuster rod (T) difficult to adjust.
U
V
W
X
S
T

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Jacobsen GP400 Specifications

General IconGeneral
Fuel TypeDiesel
TransmissionHydrostatic
Engine TypeDiesel
Engine Power24.8 hp
Cutting Height0.25 - 2 inches
Turning Radius18 inches

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