Trouble-Shooting Your Nailer

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FOR PNEUMATIC NAILERS             
MODELS
445 SL, SS, LS, LL, XLL, XLS, 445SN & 200           
   Also see our Service & Maintenance Videos.

PROBLEM

POSSIBLE CAUSE

SOLUTION

Driving blade does not retract

- zero or low pressure

- check air supply for 90 psi min. to 120 psi max.

 

- lack of lubrication

- manually lubricate through male air inlet fitting.

- excessive dirt inside nailer

- disassemble and clean

- bent driving blade

- replace driving blade

- seals worn out

- replace all seals

- u-cup lip seal installed upside down

- install correctly

- seals need to be seated

- dry fire nailer

PROBLEM

POSSIBLE CAUSE

SOLUTION

Driving blade retracts slowly

- low air pressure

- turn up air pressure to  90 - 120 psi max.

 

- air supply restricted by small orifice(s)

- use 1/4" min. diameter air fitting

- lack of lubrication

- manually lubricate through male air inlet fitting

- excessive dirt inside nailer

- disassemble and clean

- u-cup lip seal installed upside down

- install correctly

PROBLEM

POSSIBLE CAUSE

SOLUTION

Nail is not countersunk

- low air pressure

- turn up air pressure to 90 - 120 psi max.

 

- broken driving blade

- replace driving blade

- nail hits hard surface

- move from obstruction

- driving blade jam nut came loose

- retighten or replace jam nut

- worn out gate - replace gate

- board profile and/or incorrect side of board being nailed.

- only nail to the tongue side of Tongue & Groove flooring.

PROBLEM

POSSIBLE CAUSE

SOLUTION

Nailer leaks air

- air supply fittings are loose

- tighten all air line fittings

 

- dry wall dust in nailer

- send in nailer to be rebuilt

- excess air pressure blew out seals

- check air supply for 120 psi  max. and replace all seals

 - plunger screws are loose

- tighten three plunger screws

- cracked or damaged body

- replace body

- seals are worn out

- replace all seals

- seals need to be seated

- dry fire nailer

PROBLEM

POSSIBLE CAUSE

SOLUTION

Bottom of nailer is cracked off

- operated without rubber bumper installed

- replace damaged parts

- excessive air pressure is used

- replace damaged parts

PROBLEM

POSSIBLE CAUSE

SOLUTION

Nails jam in nailer

- not using powercleat nails

- use powercleat nails only

 

- wrong powercleat nails used

- use proper nail (refer to chart)

- continued use after a short hit

- cleat nail immediately after short hit

- nail pusher damaged or spring is broken

- replace nail pusher assembly

- nail channel loose

- tighten nail channel retaining screws

- bent nail stuck in nail guide

- disassemble and clean out nail

- hit another set nail or hard object.

- move from obstruction

- nail gate worn out

- replace nail gate

PROBLEM

POSSIBLE CAUSE

SOLUTION

Plunger is
locked up

- plunger and safety yoke

- move safety yoke into top

PROBLEM

POSSIBLE CAUSE

SOLUTION

Won't move or fire

 -reassembled incorrectly

  groove on plunger

 

- safety trigger is not being depressed

- replace damaged plunger safety yoke and plunger seal

- nailer body is being used to rack the wood

- replace damaged plunger safety yoke and plunger seal

- lack of lubrication

- manually lubricate nailer through male air inlet fitting

For help with a Powernailer, Powercleats or Powerjack problem
Contact your local Powernail dealer, Powernail sales representative, or call Powernail customer service department directly at: 800/323-1653 or 847/634-3000..