13
NF349099
Operating Instructions and Parts Manual
www.chpower.com
Troubleshooting Guide
Stop using nailer immediately if any of the following problems occur. Serious personal injury could result.
Any repairs or replacements must be done by a Qualifi ed Service Person or Authorized Service Center.
General Problems (Continued)
SYMPTOM
CAUSE
SOLUTION
Driver blade of tool does not
operate smoothly or return to
pre-fire position.
1. Driver blade is dirty or debris is in
pathway
1. Remove battery and fuel cell, then clean driver
blade pathway or remove debris.
2. Driver blade is bent
2. Do not use tool.
Call 1-800-543-6400 for assistance.
3. Exhaust valve dirty or deformed due to
excessive usage and heat
3. Remove battery, fasteners, and fuel cell. Clean if
dirty and replace if deformed.
4. Filter is blocked or dirty; tool is
overheating
4. Remove and clean filter.
5. Screws loose
5. Check connections and tighten if necessary.
Tool operates properly, but
fastener does not drive
completely into work surface.
1. Fastener depth adjust not set correctly 1. Follow instruction in Operation section for
Adjusting Fastener Depth.
2. Fuel cell is low
2. Check fuel cell, metering valve connection, and/or
replace with new fuel cell if necessary.
3. Leak in fuel system
3. Depress WCE against the work surface and hold in
place for a few seconds. Pull the trigger to actuate
tool. Fastener should drive into work surface. If no
fastener is driven, there may be a leak in the fuel
delivery system.
Discontinue use and call 1-800-543-6400 for
assistance.
Tool operates erratically.
Tool LED is green.
1. Fuel cell is low
1. Check fuel cell. Replace fuel cell if necessary.
2. Malfunction in electrical components
2. Call 1-800-543-6400 for assistance.
3. Filter is blocked or dirty; tool is
overheating
3. Remove filter element and clean; inspect exhaust
and remove any debris or blockage. Allow tool to
cool down if exhaust port is warmer to the touch
than when in normal use.
4. Tool is dirty
4. Clean tool.
5. Filter is blocked or dirty; tool is
overheating
5. Remove and clean filter.
6. Screws loose
6. Check connections and tighten if necessary.
Tool does not fire fastener
every time trigger is pulled.
1. Check fasteners
1. Remove fasteners and check compatibility.
Only use compatible fasteners.
2. Fastener pusher malfunction
2. Unload fasteners, check fastener pusher operation,
and/or clean magazine.
3. Magazine spring weak or damaged
3. Replace spring in magazine.
Call 1-800-543-6400 for assistance.
4. Driver blade worn or damaged
4. Call 1-800-543-6400 for assistance and
replacement part.
5. Check driver blade of tool has returned
to pre-fire position
5. If driver blade is not in pre-fire position, the trigger
was not pulled all the way. Depress WCE against
scrap piece work surface and pull trigger. This
should return driver blade to pre-fire position. If it
does not, remove fasteners, battery, and fuel cell.
Call 1-800-543-6400 for assistance.
6. Driver blade is dirty or debris is in
pathway
6. Remove battery and fuel cell, then clean driver
blade pathway or remove debris.
7. Filter is blocked or dirty; tool is
overheating
7. Remove and clean filter.
8. Screws loose
8. Check connections and tighten if necessary.
Tool does not drive fastener.
Fan comes on, fuel cell is
confirmed to have fuel, and
WCE moves freely.
1. Dirty or worn spark plug
1. Remove and clean spark plug. Reinsert spark plug
and attempt to operate. If still not working, replace
spark plug.
2. Check wiring for breaks or
disconnected plugs
2. Replace plug and / or wiring harness and / or
e-module (in that order).
