
F A U L T D I A G N O S I S T A B L E
SYMPTOM
POSSIBLE CAUSE
REMEDY
Several pulls
➝
Low air pressure.
➝
Increase air pressure.
required to set rivet
➝
Lack of lubrication.
➝
Lubricate tool at air inlet point.
➝
Worn or broken jaws.
➝
New jaws.
➝
Oil level in tool low or air in oil.
➝
Prime tool. (see page 15)
Jaws will not grip
➝
Worn or dirty jaws.
➝
Clean or renew as necessary.
rivet stem
➝
Jaw housing loose.
➝
Tighten against nylon locking ring.
➝
Weak or broken nose assembly spring.
➝
Replace spring.
➝
Incorrect nose equipment fitted.
➝
Replace as necessary.
Jaws will not release
➝
Dirty jaws or jaw housing.
➝
Clean.
spent rivet stem.
➝
Jaw housing, nose tip or nose casing not properly seated.
➝
Tighten nose equipment.
➝
Weak or broken spring around jaw spreader assembly.
➝
New spring.
F
A U L T D I A G N O S I S
16