Magnum Venus Plastech Gel Coat Gun EMG-1500 - Manual (Page 22)

EMG-1000 & EMG-1500 Gel Coat Gun
Troubleshooting
Catalyst Problems
1. Catalyst leaking around Needle (inside packing nut)
· Replace O-ring (O-S-006) on the Catalyst Needle.
· Check for excessive pressure in catalyst system
· Check that the needle is not bent
2. Catalyst leaking around Needle Housing
· Replace O-Ring (O-S-012) on Needle Housing (CPR-2003-02)
3. Catalyst leaking from the front of the gun
· Check Catalyst Piston Needle (CPR-2005-01) for wear or damage
· Replace Catalyst Seat (CPR-2012-02)
· Replace O-Ring (O-S-012) under the catalyst seat
· Damaged or Weak Return Spring (04039-1), replace as needed
· Check for excessive pressure in catalyst system
· Check to see if the Catalyst Piston Needle (CPR-2005-01) is bent
4. No catalyst from the gun
· Make sure trigger is pulling catalyst needle back / open
· Check gun block for blockages
· Check catalyst pump for proper operation (See catalyst pump manual)
4. Catalyst leaking between Check Valve (EMG-1097-01 or EMG-1097-01-3J) and gun block
· Replace O-Ring (O-S-012) on check valve
5. Catalyst leaking from around the catalyst air in Check Valve Body (EMG-1008)
· Lightly tighten Check Valve Body (EMG-1008) into gun block
· Replace O-Ring (O-S-3-904)
6. Catalyst leaking from around the catalyst air in Check Valve Cap (EMG-1010)
· Lightly tighten Check Valve Cap (EMG-1010)
· Replace O-Ring (O-S-3-904)
· Replace O-Ring (O-S-007) on Check Valve Stem
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