Basic troubleshooting, Catalyst problems – Magnum Venus Plastech TALON Gun External Mix User Manual
Page 25

Talon External Mix Gun Manual
Rev. 10/2013
Page | 25
Basic Troubleshooting:
Catalyst Problems
Problem
Possible Cause(s)
Recommended
Solution(s)
Catalyst leaking around the
Catalyst Needle
Rod Seal Housing loose
Tighten Rod Seal Housing
Damaged Rod Seal Assembly
Replace Rod Seal Assembly
Damaged Catalyst Needle
Check and replace Catalyst
Needle
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 Plug on
the Bottom of the Gun Head
Damaged O-ring on the Plug
Body
Replace the O-ring on the Plug
Body, Check 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 Seat
Insert
Replace the O-ring in the Seat
Insert
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
Damaged O-ring on the Seat
Insert
Replace the O-ring on the Seat
Insert and check gun head for
damage
Catalyst Needle holding the Ball
open
Check that the catalyst needle is
moving freely and not being
pressed down by the handle
Catalyst leaking into the
Atomizing Air Tube
No Atomizing Air pressure
Make sure the Atomizing Air
pressure is set properly
Make sure the Atomizing Air
hose is not blocked or kinked
Blocked Catalyst Tip
Check that the Catalyst Tip is not
plugged or blocked
– clean or
replace as necessary
Blocked Gun Block Porting
Check the catalyst porting in the
gun block for blockage
Leaking or stuck Catalyst Needle
See solutions above for
–
Catalyst leaking from the front of
the Gun block