Porter-Cable instruction manual Model 7310 Trimmer Assembly, To Install BIT, To Remove BIT

to stop motor.

To avoid personal injury or damage to finished work always allow the motor to come to a COMPLETE STOP before

setting trimmer down.

TO INSTALL BIT

DISCONNECT TOOL FROM POWER SOURCE.

1.On Models 7310 and 7319 bits may be installed with the motor unit either assembled or removed from the base. See instructions under Model 7312 for installing the bit in the OFFSET trimmer. See instructions under Model 7320 for installing the bit in the UNDERSCRIBE trimmer.

2.Clean and insert shank of bit into collet until end of shank bottoms. Then withdraw bit approximately 1/16".

3.Depress spindle lock (Fig. 2) and rotate collet nut clockwise by hand until lock engages hole in motor spindle.

4.While holding spindle lock engaged, tighten collet nut securely by turning clockwise using wrench provided.

NEVER TIGHTEN COLLET WITHOUT BIT INSERTED, TO DO SO MAY CAUSE DAMAGE TO COLLET.

BIT

COLLET NUT

SPINDLE

LOCK

Fig. 2

TO REMOVE BIT

DISCONNECT TOOL FROM POWER SOURCE.NEVER TOUCH TRIMMER BITS IMMEDIATELY AFTER USE, AS THEY MAY BE HOT.

1.On Model 7310 and 7319 bits may be removed with the motor unit either assembled or removed from base. See instructions under Model 7312 for removing bits from the Offset Trimmer.

2.Depress spindle lock and rotate collet nut counterclockwise by hand until lock engages hole in motor spindle.

3.While holding spindle lock engaged, loosen collet nut by turning counterclockwise with wrench provided.

4.If bit does not remove easily from collet, tap the collet nut with wrench to release bit.

MODEL 7310 TRIMMER ASSEMBLY

Model 7310 Trimmer is completely assembled at the factory. The base is assembled to, or removed from Model 7301 Motor with base locking screw (Fig. 3).

NOTE: There is a spring and a flat washer on the locking screw. The spring is assembled with its small end against head of screw. The washer is assembled to the screw after the spring.

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