Oregon 720-120 Original Instruction Manual page 53

720-120
Code Oregon Chain Part Number
E 72LPX
73-75LPX
B 72LGX
73-75LGX
72-73-75JGX, JPX
M72-73-75LPX
72APX, 72-73-75DPX
72-73-75RD
27A, 27AX
27R, 27RA
58-59L, 58-59J
68JX, 68LX
68CJ, 68CL
Instrumental Measurements
A Measure the gauge
depth using the
suitable shape.
B
585124ab_Auto Chain Grinder_OM_720-120.indd 53
X
Wheel Width
3/16"
3/16"
3/16"
--
B Measure the
cutter length.
A
9 Grinding Angles Chart
A B
Top-Plate Angle Head-Tilt Angle
25° 55°
35° 55°
10° 50°
30° 55°
10° 50°
25° 55°
25° 55°
45° --
C Measure the
B
chain pitch.
C
C
Depth Gauge
.025" 0.65 mm
.025" 0.65 mm
.025" 0.65 mm
.030" 0.75 mm
.030" 0.75 mm
.025" 0.65 mm
.030" 0.75 mm
A
.030" 0.75 mm
53
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