Bostitch GF28WW Safety & Operating Instructions Manual page 19

Operator troubleshooting
PROBLEM
Nailer operates, but no nail is driven.
Skipping nails.
Intermittent feed.
Nails jam.
Driven nail is bent.
The operation of the contact arm
not smooth.
Fan is working, light indicator
shows GREEN yet it doesn't drive
a nail or operation unstable.
Fan does not operate when push
lever is pressed.
Unable to charge battery.
Technical Data Table Key (See page 2)
A Length mm.
B Height mm.
C Width mm.
D Weight Kg.
E Noise LPA 1s d
F Noise LWA 1 s d
G Vibration m/s2
H Fastener Name
I(a) Dimensions mm.
I(b) Dimensions mm.
J Head/crown
CHECK METHOD
Check for a jam.
Check function of the nail feeder.
Ribbon spring weakened or damaged?
Check the correct nails are being used.
Check if the driver blade piston is
not returned to the top position
Check for proper nails.
Check function of nail feeder.
Ribbon spring weakened or damaged?
Nail feeder worn or damaged?
Check for returning of piston.
Check for moving of piston smoothly.
Check for proper nails.
Driver blade worn?
Nail feeder worn or damaged?
Contact arm bent?
Check contact arm's moving track for
debris.
Check for returning of piston.
Check fuel cell, insufficient?
Check spark plug wire, worn out?
Check spark plug, grease or debris?
Check filter, clogged?
Magazine empty.
Note the color of the light indicator.
K
L
M
N
O
P
Q
R
S
T
U
CORRECTION
Clear the jam.
Clean and lubricate if required.
Replace ribbon spring.
Use only recommended nails.
Remove the battery, fuel cell & nails from the tool
and, using a thin piece of metal of screwdriver
100mm long (not included), insert into the contact
arm (Fig 58) and push the bar to the top position.
Use only recommended nails.
Clean and lubricate.
Replace ribbon spring.
Replace nail feeder.
Pull the trigger firmly and for about 0.5 sec after combustion.
Too low temperature, warm up
fuel cell under 50°C (120°F).
Contact Bostitch for replacement.
Replace piston ring.
Replace piston.
Replace cylinder piston ring.
Use only recommended nails.
Contact Bostitch for replacement.
Replace nail feeder.
Contact Bostitch for replacement.
Contact Bostitch for replacement.
Push the contact arm all the way.
Too low temperature, warm up
fuel cell under 50°C (120°F).
Exchange it with a new fuel cell.
Contact Bostitch for replacement.
Contact Bostitch for replacement.
Clean in accordance with the
maintenance chart.
Load more nails in the magazine.
If red: charge the battery.
If green: Contact Bostitch for replacement.
Check the electrical cord.
Magazine capacity
Working Ambient Temprature
Charger Ref
Input Power Source
Charging Time in Minutes at 20ºc (70f)
Charging Voltage
Charging Current
Weight Kg.
Battery Weight Kg.
Battery Type
Fuel Cell - Liquid Hydrocarbon:propane/butane