
UNIBLOC-PD Operation & Service Manual: PD600-677 35
6.5 FoodFirst Wear Ring Ranges
FoodFist Wear Rings are designed to be replaced once worn past the minimum value on the table below. Measure
-
ment should be taken with clean wear ring firmly seated in clean rotor or clean front cover. Measurement is taken from
face of wear ring to face of rotor or front cover.
A
B
ROTOR WEAR RING WEAR RANGE
(ref. fig. 6.6)
FRONT COVER WEAR RING WEAR RANGE
(ref. fig. 6.7)
DIMENSION
ACCEPTABLE RANGE
DISCARD & REPLACE
A
1.3mm to 1.0mm
LESS THAN 1.0mm
DIMENSION
ACCEPTABLE RANGE
DISCARD & REPLACE
B
0.8mm to 0.4mm
LESS THAN 0.4mm
fig. 6.6
fig. 6.7