
10
TROUBLESHOOTING
Item numbers in parentheses refer to assembly drawing part numbers on page 9.
Problem Possible Cause Remedy
More than
one
operation of
the trigger
needed to
place
fastener
Air leak
Insufficient air pressure
Air Lubrication
Worn or broken jaws
Improper adjustment of set nut (13)
Low oil level or air bubble in hydraulic oil
Buildup of dirt inside the nose assembly
Tighten joints or replace components
Adjust air pressure to within specification
Lubricate tool at air inlet point
Install new jaws
adjust set nut (13) clockwise 1 rotation
See Priming Procedure
Service nose assembly
Tool will
not grip
stem of
fastener
Worn, broken or missing jaws
Buildup of dirt inside the nose assembly
Loose jaw housing
Weak or broken spring in nose assembly
Incorrect component in nose assembly
Rotary valve incorrectly adjusted
Fit new jaws
See Jaw Cleaning Procedure
Tighten against locking ring
Fit new spring
Identify and replace
Read ‘Operation’
Jaws will
not release
broken
stem of
fastener
Buildup of dirt inside the nose assembly
Jaw housing, nose tip or nose casing not
properly seated
Improper adjustment of set nut (13)
Weak or broken spring in nose assembly
Air Leak or Air pressure below 90 psi
Low oil level or air bubble in hydraulic oil
See Jaw Cleaning Procedure
Tighten nose assembly and adjust if necessary
adjust set nut (13) counter-clockwise 1 rotation
Fit new spring
Tighten joints or replace components
Adjust as in ‘Operating Procedure’ to 90 psi
See Priming Procedure
Jammed
Gun /
Cannot
feed next
fastener
Broken stems jammed inside tool
Rotary valve incorrectly adjusted
Air pressure below 90 psi
Empty mandrel collector
Check if jaw pusher (7) is cracked/broken
Check if Vacuum Sleeve (16) is cracked/broken
Adjust vacuum pressure
Adjust as in ‘Operating Procedure’ to 90 psi
Slow cycle Lack of lubrication
Low air pressure
Low oil level or air bubble in hydraulic oil
Buildup of dirt inside the nose assembly
Lubricate tool at air inlet point
Adjust air pressure to within specification
See Priming Procedure
Service nose assembly
Tool fails to
operate No air pressure
On/Off switch is in off position
Damaged trigger valve
Loose pneumatic piston cover
Loose stem collector
Adjust as in ‘Operating Procedure’ to 90 psi
Slide On/Off sleeve (54) down until air is flowing
See ‘Trigger Maintenance’ Page 7
Disconnect Air Pressure, Tighten all connections
Disconnect Air Pressure, Tighten Cap (28)
Fastener
fails to
break
Insufficient air pressure
Fastener outside tool capability
Low oil level or air present in oil
Adjust as in ‘Operating Procedure’ to 90 psi
Use more powerful tool
Contact Industrial Rivet for assistance
See Priming Procedure
Insufficient
Vacuum
Pressure
Insufficient Air Pressure
Improper Vacuum Pressure Adjustment
Adjust as in ‘Operating Procedure’ to 90 psi
See “Operation” for proper adjustment
A comprehensive tool service and repair program, for details contact your local area sales
representative or call:
Industrial Rivet & Fastener Co
200 Paris Ave
Northvale, NJ 07647