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M17/M18 MHS: Excess Carbon Buildup on the LCI
By | Feb. 3, 2022
Soldiers need to check the LCI for carbon buildup, which can cause the LCI to get stuck in the up position. If the LCI will not go down, operators should contact their 91F maintainer...

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M17/M18 Pistol: Avoid These Problems
By | Dec. 14, 2021
Dear Editor, here at Ft Leonard Wood, MO, we have seen a few issues with the M17/M18 pistol, such as loose rear sights, excessive use of CLP and using spray bottles to apply CLP. Here's how to avoid these problems...

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M17/M18 Pistol: New Rear Sight Installation Instructions
By | Dec. 13, 2021
Soldiers, the M17/M18 pistol rear sight has new installation instructions. The new instructions will be in the next update of TM 9-1005-470-23&P (Jun 19). Until then, here’s what you need to know...

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M17/M18 MHS: Loaded Chamber Indicator & Rear Sight Maintenance Tips
By | Sept. 22, 2021
Dear Half-Mast, with some of the M17 pistols coming in for maintenance, we’ve found that the loaded chamber indicator (LCI) is no longer sitting flush after being used on the range. Also, the weapons are coming in with loose...

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M9 Pistol: No Cracks please!
By | Aug. 11, 2021
This article initially appeared in PS 760 (Mar 16), p. 36-38. Your M9 pistol will eventually develop cracks if it’s fired regularly. That’s just a fact of life. So it’s important that you spot cracks before your M9 completely...

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M17 Pistol: Takedown Lever Getting Stuck During Disassembly?
By | July 30, 2021
Dear Editor, When we returned from the range one day, some Soldiers were having trouble disassembling their M17 pistol. They were following the disassembly procedures in TM 9-1005-470-10 (Mar 19), but the takedown lever was...

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M9 Pistol: MAC Update in the TM’s Future
By | Jan. 6, 2021
Dear Half-Mast, Due to the M17 Modular Handgun System (MHS) pistol fielding, all updates to the M9’s TM 9-1005-317-23&P (Feb 07) have been paused. When the TM is updated, two-level maintenance...

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M17/M18 MHS: Is Your Pistol Acting Sluggish?
By | June 23, 2020
Soldiers, is your M17/M18 pistol acting sluggish or the trigger won’t reset? According to TACOM Maintenance Action Message MA 20-031, a safety and function check must be performed using the guidance in TM 9-1005-470-10 (Mar...

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M17/M18 MHS: New Slide Function Check
By | June 12, 2020
Soldiers, do you know the M17/M18 modular handgun system (MHS) has two different striker assemblies? One is called the current striker assembly and the other is the original striker assembly. Both will operate with or without...

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M9 Pistol: Flat Doesn’t Always Mean a Flat Rejection
By | April 20, 2020
This article initially appeared in PS 801 (Aug '19), p. 38. Too many M9 pistols are being declared NMC because their recoil springs have flat spots. ...

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M17/M18 Modular Handgun System: Magazine Won’t Fit?
By | Nov. 29, 2019
Dear Editor, I’ve noticed Soldiers are having trouble loading the magazine into their new M17 and M18 pistols after reassembly. In pretty much every case, it’s because the slide hasn’t been locked to the rear...

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M17/M18 Modular Handgun System: Sight Adjustment
By | Nov. 25, 2019
Some Soldiers are trying to adjust the front sight on their new M17/M18 pistol. Big mistake! Adjusting the front sight yourself usually means a broken sight. And there’s no reason to adjust it anyway. The pistol came from the...