Concave Blade Replacement - Case IH AXIAL-FLOW 2577 Operator's Manual

9 - MAINTENANCE/ADJUSTMENTS
STRAW CHOPPER (If Equipped)

Concave Blade Replacement

3
1
2
A
4
5
RH00J016
1. CONCAVE 2. ROTOR BLADE 3. CONCAVE BLADE 4. CONCAVE ADJUSTING BOLTS
The concave blade assembly is removed from the
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concave by removing bolt, nut and strap (5) and
cotter pin and flat washer (6). Lift the concave
blade assembly out. New blades are riveted on the
assembly with 3/16 x 5/8 inch flat head solid rivets.
Use the c onc ave ad jus ting bolts ( 4) to s et a
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clearance (A) of 1.6 to 4.8 mm (1/16 to 3/16 inch)
between the concave (1) and the tip of the rotor blade
(2).
6
RD00H028
410