Porter-Cable 36-679, 36-649, 36-678, 36-675 Changing the SAW Blade, Open end wrench B

Page 23

CHANGING THE SAW BLADE

USE ONLY 10" DIAMETER BLADES WITH 5/8" ARBOR HOLES, RATED AT 3450 RPM OR HIGHER.

1. DISCONNECT MACHINE FROM

POWER SOURCE.

2.

NOTE: Two 7/8" wrenches are supplied with the

saw for changing the saw blade: a box end wrench (A)

Fig. 51, and open end wrench (B).

3.

Remove table insert (C) Fig. 68, and raise saw blade

to its maximum height.

A

C

4.

Place the open end wrench (B) Fig. 69, on the flats

of the saw arbor to keep the arbor from turning, and

using wrench (A), turn the arbor nut toward the front of

the saw. Remove arbor nut, blade flange, and saw

blade.

5.

Assemble the new blade, making certain the teeth

point down at the front of the saw table, and assemble

outside blade flange and arbor nut. With wrench (B) Fig.

52, on the flats of the arbor to keep it from turning,

tighten arbor nut by turning wrench (A)

counterclockwise.

6.

Replace table insert.

BACKLASH ADJUSTMENTS FOR BLADE RAISING AND BLADE TILTING MECHANISMS

If any play is detected in the blade raising or blade tilting mechanisms, the following adjustments should be made.

1. DISCONNECT MACHINE FROM

POWER SOURCE.

2.NOTE: The machine has been turned upside down and the blade removed for clarity and safety.

3.Adjusting blade raising mechanism - Loosen locknut (A) Fig. 53, and turn eccentric sleeve (B) until all play is removed in mechanism, then tighten locknut (A).

4.Adjusting blade tilting mechanism - Loosen locknut (C) Fig. 53, and turn eccentric (D) until all play is removed in mechanism, then tighten locknut (C).

B

Fig. 51

B

A

Fig. 52

C

D

B

A

Fig. 53

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Contents Shown Contractor’s SawImportant Safety Instructions Table of ContentsCalifornia Proposition Safety Guidelines DefinitionsStay ALERT, Watch What YOU are DOING, General Safety RulesImportant Safety Instructions Properly Support Long or Wide workpieces Additional Safety Rules for Table SawsGrounding Instructions Power ConnectionsMotor Specifications Extension Cords Volt Single Phase OperationFunctional Description Carton ContentsSheet Metal Cast Iron Cast Iron Extension Extension Wings Extension WingsStand Parts Hardware AssemblyUnpacking and Cleaning Assembly Tools RequiredStand to SAW Stand LegsBlade Tilting Raising Handwheel Installing Switch Motor Cord PIN X , Through the Inside Hole of Bracket B Disconnect Machine from Power SourceMotor to Motor Mounting Plate Motor and Motor Mounting Plate to SAWMotor PULLEY, Pulley GUARD, and Drive Belt Illustrates the motor cord connected to the switch assembly Connecting Motor Cord to Switch AssemblyBlade Guard and Splitter Assembly and Alignment Page Model 36-679 only ON/OFF SwitchModel 36-649 only Model 36-678 onlyOverload Protection Locking Switch in the OFF PositionOperation Starting and Stopping SAWTilting the Blade Raising and Lowering BladeTable Insert a should Always be Level with the Table Miter Gage Operation and AdjustmentAdjusting Table Insert Open end wrench B Changing the SAW BladeCROSS-CUTTING Never USE the Fence AS a CUT-OFF Gage When CROSS-CUTTINGConstructing a Push Stick RippingUsing Moulding Cutterhead Accessory Moulding CutterheadUsing Accessory Dado Head Constructing a Featherboard Using Auxiliary Wood Facing on RIP FencePower Tool Institute Constructing a Push Stick TroubleshootingWarranty MaintenanceService Model BC30 30 Biesemeyer Commercial Fence Model DescriptionModel 36-648 30 Fence and Rail System Model U30 30 UnifenceCanadian PORTER-CABLE Delta Service Centers
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