Organizational Preventive Maintenance Checks and Services - Continued

Organizational Preventive Maintenance Checks and Services - Continued - TM-5-4320-300-14_118

Organizational Preventive Maintenance Checks and Services - Continued - TM-5-4320-300-14_120

TM-5-4320-300-14 Pump Centrifugal Self-Priming Gasoline Engine Driven; 6-Inch 1500 GPM Capacity At 60 Foot Head Manual
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TM 5-4320-300-14 Table 4-1 Organizational Preventive Maintenance Checks and Services - Continued W - Weekly Q- Quarterly M - Monthly S- Semiannually Interval Item Item To Be No. W M Q S Inspected Procedures b. Carefully detach one connecting wire from the back of the low oil pressure cutout switch. Air shutoff solenoid should energize 5 to 10 seconds after low oil pressure cutout switch is disconnected. If solenoid does not shut off engine, replace solenoid (paragraph 4-25). c. Reconnect low oil pressure cutout switch. d. Reset air shutdown solenoid by pulling down on solenoid control lever until it holds in the set position. 6 Overspeed Governor CAUTION Do not run overspeed governor test without the pump connected to a large water source. Damage to internal pump seals could result. Inspect exterior of overspeed governor for rust or other dam- age. Inspect terminals and mounting bolt s for tightness. Inspect connecting wires for broken conductors or damaged insulation. If governor is rusty or damaged, notify direct sup- port maintenance. Tighten loose terminals and mounting bolts, and repair or replace any damaged governor connecting wires before performing overspeed governor test. 4-16

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