Den-Sin C-250E, Руководство пользователя

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3. Maintenance and Troubleshooting
C-250E R14 Page 14
Pump Maintenance Instructions
Detach the high pressure hose, dump back hose, inlet hose, safety valve, and parts on the
pump head before serving the pump.
Valve Removal:
1. Remove the valve cap.
2. Inspect the valve cap O-ring for any damage, replace if necessary. (See Fig. 1)
3. Use the needle nose pliers to remove the valve. (See Fig. 2)
4. Use a small probe to move the poppet up and down to assure that the valve is functioning
properly and that no debris is stuck in the valve. (See Fig.3)
5. Using the mechanics pick remove the valve seat O-ring and inspect for any damage, replace
if necessary. (See Fig. 4)
Fig.1 Fig. 2
Fig.3 Fig.4