PS Magazine Articles

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Tag: SP Howitzers

Combat Vehicles Year-in-Review: New and Updated NSNs Captured in 2022
January 13, 2023 — Updated or new NSNs are a challenge to keep up with. Here’s a list that PS captured in 2022 for combat vehicles and equipment. Get them here…... MORE

M109A7 Paladin/M992A3 CAT: Inspect Transmission Oil Hose for Chafing
December 16, 2022 — Inspect the M109A7 Paladin and M992A3 CAT transmission oil hose (outlet) for signs of chafing. Replace it, if necessary, and install additional hose guards. Read on for more info…... MORE

M109A6/A7 Paladin: Variable Recoil Maintenance Changes
July 22, 2022 — Maintainers, note that there are updated maintenance procedures for the M109A6 and M109A7 howitzers’ variable recoil and variable recoil housing. Continue reading to find out more about the important changes... MORE

M109A7 Paladin, M992A3 Ammo Carrier: Avoid Damaging QDs
July 20, 2022 — Mechanics, there have been hydraulic oil leaks where the quick-disconnect (QD) coupler, NSN 4730-01-657-6292, threads into the manifold, NSN 2590-01-652-4858, on the M109A7 Paladin’s and M992A3 ammo carrier’s cooling system plenum assembly. Continue reading for information on how to prevent oil leaks... MORE

M109A6 Paladin: Don’t Forget Segment Board Cleaning
December 16, 2019 — Crewmen, dirt, sand, oil and condensation tend to collect on your Paladin’s slip ring. As the cab is traversed, that crud builds up on the segment board and shorts it out. Things only get worse from there... MORE

M109A7 Paladin/M992A3 Ammo Carrier: Replace Just the O-Ring, Please!
November 26, 2019 — Photo by Sgt. Jeremiah Woods This article can potentially save your unit $2100Mechanics,When working on the hydraulic cooling fan for the M109A7 howitzer and M992A3 ammo carrier, you’re supposed to inspect the O-ring face seal (ORFS) and quick disconnect (QDC) fittings. The TM says if you find an unserviceable O-ring, replace the applicable ORFS or... MORE

M109A6 Paladin: Set Lube Points In Your Sights
July 30, 2019 — Crewmen, out of sight often means out of mind. That’s not good when it comes to the hidden or hard to reach lube points on the cradle mount bearings of your M109A6 Paladin... MORE

M109A6 Paladin: Don’t Idle the Lube
July 22, 2019 — Crewmen, your Paladin’s idler arm and housing can take a beating during missions. That’s why you need to show it some TLC during semi-annual checks and services. There are two lube points for each idler arm and housing. Neglect the lube and the arm can lock up or even shear off during operation... MORE

M109A6 Paladin: Don’t Neglect Friction Linings
July 22, 2019 — Dear Editor, of all the things Paladin crews need to check out during PMCS, one of the easiest to overlook is the cannon tube’s travel lock friction linings. The friction linings cushion the tube when it’s in the travel lock, keeping metal from rubbing and scraping on metal. When linings are missing, a lot of damage gets done to the cannon tube... MORE

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