Hale 80FC - Manual (Page 6)

Contents -
continued Page
❑ Table of Contents
6 Pump Ends
p/n: 029-0020-61-0
4.5 Monthly - continued
Pump and Flange Bolts .................................................................................................................... 61
Priming System Test (Dry Vacuum Test) ......................................................................................... 61
Figure 4-3: PVG Priming Valve Handle .............................................................................. 61
4.6 Annually............................................................................................................................ 62
Pump Head Bearing Lubrication....................................................................................................... 63
Figure 4-4: Pump Head Bearing Lubrication ...................................................................... 63
Change Gearbox Oil ......................................................................................................................... 63
Change Pedestal Oil......................................................................................................................... 64
Relief Valve System Check .............................................................................................................. 65
Check Drain Lines to Multi-Drain ...................................................................................................... 65
Clean Priming Pump......................................................................................................................... 66
Performance Testing Overview ........................................................................................................ 66
Figure 4-5: Pump Ratings (GMP/LPM)............................................................................... 66
Tank-to-Pump Flow Rate Test.......................................................................................................... 67
Performance Testing Equipment and Materials................................................................................ 67
Performance Testing ........................................................................................................................ 68
Worn Clearance Rings and Impeller Hubs ....................................................................................... 69
Anode Check .................................................................................................................................. 70
Figure 4-6: Hale Anode ...................................................................................................... 70
5 Troubleshooting..................................................................................................... 71
5.1 Engine and Trailer............................................................................................................ 71
5.2 Pump ................................................................................................................................. 71
Figure 5-1: Sample, Serial Nameplate ............................................................................... 71
Figure 5-2: Troubleshooting Chart...................................................................................... 71
Pump Loses Prime or Will Not Prime. .............................................................................. 71
Insufficient Pump Capacity. .............................................................................................. 73
Insufficient Pressure. ........................................................................................................ 74
Remote Control Difficult to Operate.................................................................................. 74
Engine Speeds Too HIGH for Required Capacity or Pressure......................................... 74
Cavitation.......................................................................................................................... 75
Relief Valve Does Not Relieve Pressure When Relief Valves are Closed. ...................... 75
Relief Valve Does Not Recover and Return to Original Pressure
Setting After Opening Valves. .................................................................................... 76
Relief Valve Opens When Control Valves are Locked Out. ............................................. 76
Unable to Obtain Proper Setting on Relief Valves............................................................ 76
Discharge Valves Are Difficult to Operate. ....................................................................... 76
Water/Moisture in Pump Gearbox. ................................................................................... 77
Rotation Symptoms. ......................................................................................................... 77