Instruction/ maintenance manual of the product Diesel Engine Fire Pump Controller LX3000 Hubbell
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Page 1 of 17 Hubbell Industrial Controls, Inc. A subsidiary of Hubbell Incorporated 4301 Cheyenne Dr. Archdale, NC 27263 Telephone (336) 434-2800 FAX (336) 434-2803 Instruction Manual Model LX3000 Diesel Engine Fire Pump Controller Publication No.
Instruction Manual LX3000 Diesel Fire Pump Controller Introduction Model LX3000 engine controllers, automatically control th e operation of diesel engine driven centrifugal fire pumps. Installation 1. Consult the Controller nameplate to verify that the DC voltage and ground polarity m atches the engine battery.
2) Press and hold the clock symbol key during entire time setting procedure. a) Press the Day key to bring the actual day of the week into display. b) Press the h button to set the hours and the m button to set the minutes. If the keys are depressed for more than a second, the digits will advance rapidly.
c. Turn the AUTOMATIC / MANUAL SWITCH to the AUTO position to stop the engine. Automatic Engine Cranking in TEST a. Disconnect engine wire from TB1-1 to prevent starting. b. Press the TEST PUSHBUTTON on the weekly TEST TIME R. The solenoid valve opens to discharge water, and the pressure switch contacts close to initiate cranking.
b. Wait 10 seconds for the Oil Pressure Delay interval to expire, then m omentarily jumper TB1-4 to TB1-11. The alarm will sound and the Comm on Trouble relay will energize. The LOW OIL PRESSURE LED will come on and remain on after the engine stops. c.
Troubleshooting Hazardous voltage will shock, burn, or cause death. Do not touch until ALL power is disconnected. ! DANGER W ARNING: Disconnect AC power to the Controller before servicing to prevent shock or accident hazard. Before troubleshooting, perform the following checks: a.
Table 6-1 Troubleshooting Condition Possible cause Checks Action Batteries Voltmeters should read at least 12.5 or 25 VDC Check each battery in bank for correct voltage Check electrolyte Test and rech.
Table 6-1 Troubleshooting (Continued) Condition Possible cause Checks Action Water and fuel solenoid circuits Check battery voltage Check WATER and FUEL Relay Clean and tighten connections Replace Eng.
Condition Possible cause Checks Action Engine stops without having to press STOP button or before run time is complete Water and Fuel solenoid circuits and valves, or Main Logic Board faulty Check Wat.
No HIGH ENGINE TEMP indication Water temp erature switch Connect a jumper across the water temperature switch on the engine Start engine with MANUAL START switch Verify that engine starts and alarm so.
Table 6-1 Troubleshooting (Continued) Condition Possible cause Checks Action Engine does not crank with Remote Start Cranks when water pressure decreases Remote switch faulty Main Logic Board faulty C.
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Pressure Switch / Recorder Changing the Chart Paper First, locate the “change chart” button (#3) located in the upper left corner of the recorder. Press and hold this button for approximately one (1) second until the pen begins to move to the left of the chart.
Figure 4 Pressure Settings Start Pressure Sto p Pressure ( 3 ) Status LED’S SEE NOTE.
Battery Charger Introduction The Power Sense Board monitors the charging current a nd voltage of both chargers. LED’s indicate that the chargers are supplying current output, that the battery / charger voltage is above 90%, and that AC Power is available to power the chargers.
Troubleshooting Chart Symptom Possible cause Solution All charger LED’s off, cabinet CHARGER FAILURE indicating light on 1) No AC power 2) Charger AC fuse blown 1) Check for 120 V Charger power 2) H.
Location and Description of Control Settings.
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If you already are a holder of Hubbell Diesel Engine Fire Pump Controller LX3000, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hubbell Diesel Engine Fire Pump Controller LX3000.
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