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M113A3-Series FOV: Periscope Stowage Box Pin Replacement
By | March 9, 2022
Dear Half-Mast, I need to replace the pins and their springs for the periscope stowage box on an M113A3 armored personnel carrier. The pins hold the periscope in place while driving. The stowage box is inside the M113A3 on...

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M113A3-Series FOV: Tighten Water Pump Belts During Engine Install
By | Jan. 26, 2022
Mechanics, when installing a new M113A3-series FOV engine, NSN 2815-01-412-2715 or NSN 2815-01-248-7644, make sure to tighten the engine’s water pump belts...

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M113A3-Series FOV: Inspect Transmitter Temperature Sensor
By | May 19, 2021
Units, be aware that one particular transmitter temperature sensor for the M113-series FOV can provide an incorrect reading. In some cases, the reading can be off as much as 40 degrees. All units need to inspect the sensor,...

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M113A3 FOV: Inspect Rebuilt Engines for Proper Belt Tension
By | Oct. 22, 2020
Reading and heeding this article can save your unit $46,000! Be aware that some units are receiving rebuilt M113A3 engines from the supply system with coolant pump belts that aren’t properly adjusted, resulting in overheating...

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M113A3-Series FOV: Rear Ramp Cable Repair Kits
By | June 17, 2020
There are reports from the field that units are either ordering the wrong replacement pulley or not installing all parts from the cable repair kit...

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M113A3-Series FOV: Troubleshoot with Both TMs
By | June 17, 2020
Mechanics, when you’re diagnosing engine problems in an M113-series vehicle, save yourself a lot of trouble and your unit a lot of money by following not only the troubleshooting procedures in TM 9-2350-277-13&P (IETM EM...

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M113-Series FOV: Don’t Overlook Ramp Maintenance
By | June 8, 2020
Crewmen, there are far too many seriously damaged rear ramps in M113-series vehicles. This costs units money and decreases combat readiness!...

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M113-Series FOV: Transmission Shift Controller Troubleshooting
By | May 20, 2020
Mechanics, if you suspect that the transmission shift controller in an M113-series vehicle is bad, the procedures outlined in IETM TM 9-2350-277-13&P (Oct 14) will help you troubleshoot the component. But keep in mind that...

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M113A3 FOV: Make Sure Bolt Is the Right One!
By | May 5, 2020
Mechanics, you might think one bolt may not make much difference. But the wrong bolt can knock a vehicle out of action in a hurry!      When you’re installing the propeller shaft and universal joints, or the final drive, on a...

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M113-Series FOV: CBRN Filter Replacement
By | March 30, 2020
Crewmen, maintaining your M113-series FOV personnel carrier’s CBRN system is vital. Without it, your vehicle is non-mission capable. And you and your fellow Soldiers will be at risk!...

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M113-Series FOV: Tow Cables the Only Way to Go!
By | Feb. 6, 2020
Crewmen, be aware that your M113-series carrier can safely tow only up to 14,500 pounds using the pintle and tow bar. In other words, don’t attempt to tow another M113-series vehicle using the pintle and tow bar. That can get...

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M113A3 FOV: Inspect Personnel Heater Exhaust
By | Jan. 23, 2020
Crewmen, the last thing you want during cold weather operations is a leak in your M113A3’s personnel heater exhaust piping. Exhaust leaking into the crew compartment can cause serious injury or even death. Take these steps to...

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M113A3 FOV: Stamp Out Engine Fires
By | Jan. 9, 2020
Listen up, crewmen and mechanics!  Fires in the M113A3 engine compartment are happening way too often. And many of them are preventable. Most of these fires are possibly caused by fan tower and turbo failures, exhaust...

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M113A3 FOV: Gear Spur Replacement
By | Dec. 10, 2019
Mechanics, when doing annual services on the M113A3 FOV, including the MBT and OSV, be sure to replace the variable speed fan drive’s gear spur. The gear spur, NSN 3020-01-241-9141, can wear out sooner than it should,...

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M113-Series FOV: Daily Ramp Reservoir Check a Must
By | Dec. 10, 2019
Drivers, be sure to check your M113 FOV’s ramp hydraulic reservoir. If you don’t, your vehicle’s ramp could let you down when you need it most. To make sure that doesn’t happen, check the fluid daily. Most importantly, check...

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M113 FOV: Oil Filter NSN
By | Oct. 22, 2019
Order a new oil filter for the M113 FOV’s 6V53 engine with NSN 2940-01-633-3432 (PN PH3612). It replaces NSN 2940-01-197-7106 (PN FL804FP), which is shown as Item 9 in Fig. 22 of TM 9-2815-205-24P (Feb 13)...