20413005
8-2012/Rev 05
10-1
SECTION 10
TROUBLESHOOTING
10.1 Overview
The troubleshooting guide will help identify the probable cause of a system malfunction and
assist in providing corrective action. The following symptoms are discussed in this section:
1. High boosted water temperature
2. Booster pump pressure drop is greater than 30 psi (2 bar) during stroke condition
3. Outlet booster pump pressure is falling below 60 psi (4 bar)
4. Inlet water flow is poor and the filter housing is not filling completely
5. Water is leaking around the cap nut on the filter head
6. High oil temperature resulting in shutdown
7. Low oil level resulting in shutdown
8. Restricted or no cooling flow
9. Hydraulic pressure but no high pressure water pressure
10. Erratic fluctuations in the operating pressure, or inability to reach or maintain set pressure
11. No hydraulic oil pressure
12. Pump shaft will not turn
13. Pump will not start
14. Console display and lights do not illuminate
15. Pump quits running
16. No control power
17. Red light on operator’s console is flashing
18. Abnormal fluctuations in high pressure water signal
19. Hot surfaces on the high pressure cylinder components
20. Low cutting water supply pressure
21. Low cutting water pressure
22. Hydraulic oil leaking from the weep hole in the hydraulic cylinder head
23. Water leaking from the weep hole on the hydraulic cylinder head flange
24. Water leaking from the weep hole in the sealing head
25. Water leaking from the weep hole in the sealing head gland nut
26. Water leaking from the weep holes in the hard seal end cap
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