7.3 PR 5 PAINT REGULATOR
49
The pointer of pressure gauge sur-
passes max. pressure.
1.
Not properly seated, or foreign
matter
2.
Wear or damage on seat
3.
Wear and damage on ball
4.
Seat packing (6) damaged
1. Clean and assemble again.
2.
Replace tungsten carbide seat
(5)
3.
Replace tungsten carbide ball
(3)
4.
Replace packing (6)
PROBLEMS
CAUSES
REMEDIS
Paint leaks outside
1.
Loose joint (1)
2.
Loose bolt with hex. hole (17)
3.
Loose nut (16)
4.
Diaphragm (12) damaged
5.
O ring (4) damaged
1.
Tighten
2.
Tighten
3.
Tighten
4.
Replace diaphragm (12)
5.
Replace O ring (4)
Secondary pressure does not rise
1.
Primary pressure is too low
2.
Failure of pressure gauge (24)
3.
Paint hardened in rising pipe
(23)
1.
Raise primary side pressure
2.
Replace pressure gauge (24)
3.
Clean paint out
Pressure is unstable
1.
Damage to valve spring (2)
1.
Replace valve spring (2)
Содержание DDP 90 C WB
Страница 51: ...51 DDP 90 D DDP 90 CE WB DIAPHRAGM PUMP...
Страница 57: ...57 Inconvenience Detected defects Intervention Main parts replaced date and anomalies date Notes SERVICE NOTES...
Страница 58: ...58 Comments...
Страница 59: ...59 Comments...
