Changing The Saw Blade - Delta UNISAW 36-L31 Instruction Manual

CHANGING THE SAW BLADE

DISCONNECT MACHINE FROM POWER
SOURCE.
1. NOTE: Two 7/8" wrenches are supplied with the saw
for changing the saw blade; a box end wrench and open
end wrench.
2. Remove table insert and raise saw blade to its
maximum height.
3. Place the open end wrench (B) Fig. 49A on the flats
of the saw arbor to keep the arbor from turning, and using
box end wrench (A), turn the arbor nut (C) toward the front
of the saw. Remove arbor nut, blade flange and saw
blade.
4. Assemble the new blade, making certain the teeth are
pointing down at the front of the saw table and assemble
outside blade flange and arbor nut. With wrench (B) Fig.
49A, on the flats of the arbor to keep it from turning,
tighten arbor nut by turning box end wrench (A) toward
the rear of the saw.
5. Replace table insert.
NOTE: Use only 10" saw blades with 5/8" arbor
holes, rated for at least 4000 RPM.
REPLACING BELTS AND ADJUSTING
BELT TENSION
DISCONNECT MACHINE FROM POWER
SOURCE.
1. Remove motor cover to gain access to the motor.
2. Place a block of wood (C) Fig. 49B, between the
motor and saw cabinet as shown. NOTE: It may be
necessary to raise the saw arbor in order to insert the
wooden block. Lower the saw arbor until the motor
contacts the wood.
3. Loosen bolt (D) Fig. 49B, and continue to lower the
saw arbor until all tension is removed from the belts (E).
Tighten bolt (D).
4. Raise the saw arbor slightly and remove the block of
wood (C) Fig. 49B.
5 Lower the saw arbor. Remove the belts (E) Fig. 74,
one at a time from the motor pulley.
6. Remove the belts (E) Fig. 49C, one at a time from the
arbor pulley (F).
7. Assemble the three new belts, one at a time in the
grooves of the arbor pulley (F) Fig. 49C, and onto the
motor pulley.
8. When the new belts are assembled on the arbor
pulley (F) Fig. 49C and the motor pulley, loosen screw (D)
Fig. 49B, and carefully let the motor rest on the belts.
9. Correct belt tension is when there is approximately
1/4" deflection in the center span of the pulleys, using
light finger pressure. After tension is applied, tighten
screw (D) Fig. 49B.
B
A
E
F
19
C
Fig. 49A
D
Fig. 49B
E
Fig.49C
C