K kwikwash New member Joined Jun 17, 2020 Messages 1 Reaction score 0 Points 1 Jun 17, 2020 #1 coleman self serve 5cp2120 pump running high over 2k but when i pull trigger gun drop back down to 1400psi. Any idea what causing this? Thanks. Im glad i found this website. new at this
coleman self serve 5cp2120 pump running high over 2k but when i pull trigger gun drop back down to 1400psi. Any idea what causing this? Thanks. Im glad i found this website. new at this
MEP001 Well-known member Joined Aug 30, 2007 Messages 16,665 Reaction score 3,946 Points 113 Location Texas Jun 17, 2020 #2 Regulator is set too high or is bad. If it's a Paraplate and you can see rust weeping from the holes in the body, it's been bad for months.
Regulator is set too high or is bad. If it's a Paraplate and you can see rust weeping from the holes in the body, it's been bad for months.
