Troubleshooting, Catalyst problems – Magnum Venus Plastech TALON Gun Internal Mix User Manual
Page 29

Talon Internal Mix Gun Manual
Rev. 10/2013
Page | 29
Troubleshooting:
Catalyst Problems
Problem
Possible Cause(s)
Recommended
Solution(s)
Catalyst leaking around the
Catalyst Actuating Rod
Rod Seal Housing loose
Tighten Rod Seal Housing
Damaged Rod Seal Assembly
Replace Rod Seal Assembly
Damaged Catalyst Actuating Rod Check and replace Catalyst
Actuating Rod
Catalyst leaking around the Rod
Seal Housing
Rod Seal Housing loose
Tighten Rod Seal Housing
Damaged O-ring on the Rod Seal
Housing
Replace the Rod Seal Housing
O-ring
Catalyst leaking around Catalyst
Cartridge
Catalyst Cartridge not tightened
properly
Tighten the Catalyst Cartridge
into the gun head
Damaged O-ring on the Catalyst
Cartridge
Replace the O-rings on the
Catalyst Cartridge and check the
Gun Head for damage
Catalyst leaking around Catalyst
Fitting
Catalyst Fitting loose
Tighten the Catalyst Fitting into
the Gun Head
Damaged O-ring on the Catalyst
Fitting
Replace the O-ring on the
Catalyst fitting and check the gun
head for damage
Catalyst leaking from the front of
the Gun block
Damaged O-ring in the Catalyst
Cartridge
Replace the O-ring in the
Catalyst Cartridge
Damaged or dirty Ball in the
Catalyst Cartridge
Clean or Replace the catalyst
ball as necessary
Damaged Compression Spring
Check and replace the
Compression Spring in the
catalyst Cartridge
Catalyst Actuating Rod holding
the Ball open
Check that the catalyst needle is
moving freely and not being
pressed down by the handle
Catalyst crossover
– Catalyst
getting into the Resin side of the
gun
No Resin pressure
Check resin pump for proper
operation
Check and fill resin supply
Do not prime catalyst with spray
tip in place
Catalyst leaking through
Cartridge Valve
Repair Catalyst Cartridge Valve
Nightly remove mix chamber and
hang gun front down
Release catalyst pressure nightly
or at shutdown