Grizzly POLAR BEAR G0453P - Manual (Page 7)

Model g0453p (Mfg. 5/10+)
-7-
machine operation
symptom possible Cause possible solution
Consistent chipping
pattern. 1. nicked or chipped knife. 1. sharpen/replace knife ( page 5).
Fuzzy grain. 1. dull knives/inserts. 1. sharpen/replace knives ( page 5).
long lines or ridges
that run the length
of the workpiece. 1. nicked or chipped knife. 1. sharpen/replace knives ( page 5).
uneven cutting
marks, wavy sur-
face, or chatter
marks across
the face of the
workpiece. 1. Knife heights not correct. 1. Adjust knives to the proper height ( page 5).
glossy surface. 1. Knives are dull. 1. sharpen/replace knives ( page 5).
figure 6. rotacator™ precision planer tool.
g1738—rotacator™ precision planer tool
the rotacator is a dial indicator on a magnetic
base and is designed for quickly and accurate-
ly setting the critical tolerances needed when
adjusting any planer, so that nasty surprises such
as non-parallel and chattered cuts can be elimi-
nated. helps adjust infeed/outfeed rollers, pres-
sure bars, chip breakers, and bed rollers. Also a
great setup tool for other machines! Accurate to
0.001". indicator rotates 360° g6701—hss replacement Knives for model
g0453, set of 3, 15" x 1" x 1 ⁄
8
"
g2790—universal Knife grinder
this dry-type Knife grinder is ideal for sharpen-
ing planer and jointer knives. high quality cast
iron construction, together with large knife hold-
ing capacity (will sharpen up to 20" planer/jointer
knives) makes this grinder an excellent invest-
ment. Features a heavy-duty
1 ⁄
2
hp 110V motor,
knife holding angle adjustable from 20° to 70°,
and adjustable-height 120 grit grinding wheel.
figure 7. g2790 universal Knife grinder.
accessories
troubleshooting