primatech P250A Operating Instructions Manual page 9

TROUBLESHOOTING PRIMPACT PNEUMATIC NAILERS/STAPLERS
This technical note will help to diagnose common problems
and will give suggestions to solve them. Consult our on-line
Technical Support site at support.primatech.ca for updated
documents and more tips.
T
O PREVENT INJURY
AIR SUPPLY HOSE
OR DISASSEMBLING THE TOOL
F : C C
IRST HECK THE OMPRESSED AIR SUPPLY
Many of problems come from a faulty or inadequate
compressed air supply system. Before attempting to repair
the tool, the following points should be checked:
• Check the pressure at the output of the compressor; adjust
to 80-100 psi (5.5-7.0 bar) as required.
• Check the tank pressure of the compressor & adjust the
start/stop limits.
• Check the air delivery system; a 3/8" hose is
recommended.
• Use fewer tools simultaneously; do not exceed the
capacity of the compressor or of the delivery system.
• Drain water from the compressor.
S : C
ECOND HECK FOR AIR LEAKS
At rest, this tool should not have any air leaks. Before
attempting to repair the tool and replace parts, check the
following:
• Check all seals in head, valve and cylinder assemblies;
replace if necessary.
• Check the top edge of main cylinder for burrs or dents.
• Clean & lubricate the head and valve assemblies;
re-assemble the head assembly carefully.
• Check the interior of the head for scratches.
T
OOL DOES NOT DRIVE FASTENERS
• Check for fasteners in the feeder channel.
• Check that the proper type of fasteners is used; 16
18 nails are not interchangeable.
GA
• Make sure the feeder clip is engaged behind the fasteners.
• Check the front end of the feeder channel for burrs or
damages.
• Check the safety mechanism.
• Check if the driver is stuck in down position.
• Check for obstruction in the fastener ejection area.
, ALWAYS DISCONNECT THE
,
WHEN ADJUSTING SERVICING
.
T
OOL DOES NOT ACTIVATE
• Check air supply.
• Inspect the head assembly and check all seals;
reassemble carefully.
H
EAD ASSEMBLY LOOSENS UP DURING OPERATION
P250 & Q550
PRIMPACT
• Loosen (¼ turn) the head lock to disengage it from the
head..
• Fully screw it in place the head assembly using moderate
force.
• Lock in place with the head lock.
• Check regularly that the head is always fully screwed.
F
ASTENERS ARE NOT SET COMPLETELY
• First, check air supply (see first note).
• Clean and lubricate tool; particularly the head assembly.
• Increase air pressure when working with harder woods; do
not exceed 110 psi (7.6 bar).
• Check the driving blade for broken end.
• Check piston wear-ring; replace if piston is sliding too
easily.
• Check seal bushing.
• Check the adjustment of the base and ensure the tool is
well seated on the floor while ejecting.
D
RIVING BLADE DOES NOT RETURN
• Check for jammed fastener or obstruction.
• Check gate/foot and end of feeder channel for damages
or burrs..
• Check the driving blade.
• Inspect the head assembly and check all seals; clean &
lubricate..
• Check band-valve on cylinder.
• Check that the bumper and seal bushing are in place;
&
severe damages will occur if missing.
GA
BROKEN OR WORN DRIVING BLADE
Replace the driving blade ; failure to follow the instructions
carefully will result in repeated breakage of the driving blade.
O
THER PROBLEMS
Contact technical support
by phone
by email
on-line
tools only
1 (800) 363-1962
1 (418) 522-7744
support@primatech.ca
http://support.primatech.ca