PennEngineering • www.pemnet.com 49
Instruction Manual - RIV939P
Figure 6.3-A
(1) Rivet nut is stuck.
(2) Keep the trigger pressed and rotate to
help unblocking.
(3) It does not get unblocked.
(4) Disconnect the air hose.
(5) Insert the Emergency Regulation Pin
53 in the proper holes, unscrewing the tool
manually.