
OPERATING INSTRUCTIONS
Pneumatic Carton Stapler for coiled staples
MERO 18 P + MERO 22 P
Page:
5
Mod.:
804
ET 675, 676
Page 5 of 6 04.05.2018
3.7 Malfunction check list
For regulations, disassembly or repairs, always disconnect tool from air installation.
Malfunction
Cause
How to clear
Air leakage of trigger/Cylinder/
exhaust port
O-ring/s is/are defect
Remove O-rings
Send stapler to manufacturer
Slow and short travel cycling
Trigger defect or loose
Fasten screws, exchange trigger
Jammed staples
Trigger defect or loose
Fasten screws, exchange trigger
Send stapler to manufacturer
Screws at anvils loose
Fasten screws
Wrong staple size adjusted
Adjust correct staple size
Insufficient lubrication
Lubricate moving parts
Uneven clinch
Wrong staple size adjusted
Adjust stapling accord. to chapter 3.4
–
3.6.
Unclinched staple
Anvils defective or loose
Fasten screws at anvils or exchange
anvils.
Send stapler to manufacturer.
Trigger defective or loose
Fasten screws at trigger or exchange
trigger.
Send stapler to manufacturer.
3.8 De-jamming
Should a staple jam inside the tool, do not trigger any more. This can damage the anvils. Disconnect air
supply. Turn lever (H) as shown. Remove the jammed staples with an according tool, e.g. a spanner.
In case of severe jamming the driver guidance unit 27 can also be removed to gain more space for
clearing the jamming (may be removed quite easely as it is only fixed on 2 bolts. Then turn lever (H) in
the original position. Connect air supply. The machine is now ready for stapling again.
3.9 Unauthorized application and operation
Use stapler only for the defined materials and operations. Use only original staples.
If the stapling tool is not used as directed, the manufacturer is not liable for any damage
H
Plunger
Guide
unit 27