8
1. Place the side knives (D) and (E) back into the shear housing, insert a cap
screw through center hole in shear housing, side knife (E), spacer bushing
(C), side knife, (D), and thread screw into housing threads one or two turns.
DO NOT TIGHTEN.
2. Coat remaining spacer bushing (C) with lubricant and insert into hole in
center blade (F). Start center blade (with spacer bushing), into rear of shear
housing, and tap it forward until the hole in the spacer bushing aligns with the
front hole in the shear housing. Insert a cap screw and thread it into housing
threads one or two turns. DO NOT TIGHTEN. Coat center blade yoke area with
lubricant.
3. Insert remaining cap screw into rear hole in shear housing and thread it
into housing threads one or two turns. DO NOT TIGHTEN.
4. Place shear head onto motor unit and seat with a light twisting motion.
Rotate the shear head to desired position (the shear head may be used at
any radial position), and tighten all three cap screws (A). For Model 6602
tighten all three cap screws (A) to 30-35 in-lbs., failure to tighten the cap
screws properly can cause the cap screws (A), to break. For Model 6604
tighten all three cap screws (A) to 45-50 in-lbs., failure to tighten the cap
screws properly can cause the cap screws (A), to break.
MAINTENANCE
KEEP TOOL CLEAN
Periodically blow out all air passages with dry compressed air. All plastic
parts should be cleaned with a soft damp cloth. NEVER use solvents to
clean plastic parts. They could possibly dissolve or otherwise damage the
material.
CAUTION: Wear safety glasses while using compressed air.
FAILURE TO START
Should your tool fail to start, check to make sure the prongs on the cord
plug are making good contact in the outlet. Also, check for blown fuses or
open circuit breakers in the line.
BRUSH INSPECTION AND LUBRICATION
For your continued safety and electrical protection, brush inspection and
replacement on this tool should ONLY be performed by an AUTHORIZED
PORTER-CABLE SERVICE STATION or a PORTER-CABLE/DELTA
FACTORY SERVICE CENTER.
At approximately 100 hours of use, take or send your tool to your nearest
authorized Porter-Cable Service Station to be thoroughly cleaned and
inspected. Have worn parts replaced and lubricate with fresh lubricant. Have
new brushes installed, and test the tool for performance.
Any loss of power before the above maintenance check may indicate the
need for immediate servicing of your tool. DO NOT CONTINUE TO
OPERATE TOOL UNDER THIS CONDITION. If proper operating voltage is
present, return your tool to the service station for immediate service.
(16 pages)
(48 pages)
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