Porter-Cable 7428 - Manual (Page 6)

6
TO INSTALL BACK-UP PAD
The Porter-Cable Polisher has a “Hook
& Loop” style back-up pad. No
wrenches are required for installation
or removal of the back-up pad or
accessories.
1. CAUTION: DISCONNECT TOOL
FROM POWER SOURCE.
2. Depress spindle lock button (A) Fig.
3 and rotate back-up pad clockwise
onto spindle until it is firmly seated.
3. Align “Hook & Loop” accessories
with pad and press firmly into place.
OPERATION
TO START AND STOP THE MACHINE
CAUTION: Make sure switch is OFF and power circuit voltage is the
same as that shown on the specification plate.
1. Connect tool to power source.
2. Grip machine firmly to resist starting torque.
3. Squeeze trigger switch (A), Fig. 4, to turn tool “ON”. When released, the
switch will return to the “OFF” position.
4. To lock the switch in the “ON” position: with switch “ON” press switch
lock button (B) Fig. 4, and hold while releasing the trigger. To release the
switch lock: press the trigger switch.
Fig. 2
A
Fig. 4
B
A
Fig. 1
A
Fig. 3
A
B
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