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HIMARS: Updated Operator Lessons in UTAP for Marines
By | Jan. 26, 2024
Marines, UTAP has recently updated your HIMARS operator lessons 1-5. Get a link to the updates here...

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FMTV: Power Steering Reservoir Filter Discontinued
By | April 12, 2023
Have an FMTV and need the power steering filter, NSN 2530-01-375-7624? That NSN has been cancelled. Here’s what you’ll need to order instead...

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Ground Vehicles: Contact LARs for Maintenance Assistance
By | March 15, 2023
If you need maintenance or logistics help for ground vehicles or equipment, just reach out to a logistics assistance representative or LAR. Get more info here...

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Ground Vehicles: Remove Battery Corrosion
By | March 9, 2023
When cleaning and removing corrosion from your vehicle’s lead-acid batteries, follow the guidance in WP 0027 of TM 9-6140-200-13 (May 11) and your vehicle’s operator and field maintenance TMs. Get more info...

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FMTV: Tan-Colored Side Window Covers
By | Feb. 28, 2023
You can order OD green side window covers but if you want tan, you’ll need to contact AAR Mobility Systems. Keep reading to learn more...

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FMTV: A Little Tweak Seals the Leak
By | Feb. 9, 2023
A rusty water stain on the ceiling of your FMTV’s cab usually means water is seeping past the roof’s cab bolts, so check for stains inside the cab. Read on for more info on how to correct this problem…...

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SINCGARS: FMTV Radio Installation Kits Differ
By | Feb. 7, 2023
The up-armored FMTV LTAS variant’s SINCGARS radio installation kit and that of the non-armored FMTV are different. Read on to learn more…...

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M1083A1P2 FMTV: New Cap Protects Hydraulic Fluid!
By | Feb. 7, 2023
This article initially appeared in PS 779 (Oct 17) p. 13. To keep your EPHU from getting water contamination you’ll need a protective (breather) cap for your A1P2 FMTV. Read about it here...

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FMTV: Updated Flex Plate Bolt Torque
By | Feb. 2, 2023
TACOM has revised the flex plate bolts torque for FMTVs. Get the info you need here...

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Tactical Vehicles Year-in-Review: New and Updated NSNs Captured in 2022
By | Jan. 12, 2023
Updated or new NSNs are a challenge to keep up with. Here’s a list that PS captured in 2022 for tactical vehicles and equipment. Get them here…...

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FMTV and HIMARS: TACOM Safety Message for Cab Raise Procedures
By | Dec. 28, 2022
According to TACOM GSAM 23-004, the FMTV A1, FMTV A1P2 and HIMARS maintenance and operator TMs will be updated with new cab raise procedure and crush hazard WARNINGS. You’ll need to read the message, but first read this...

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TPU: Tiedown Kits and Instructions for FMTVs
By | Dec. 20, 2022
The tiedown kit listed as Fig 13 in TM 10‐4930‐236‐13P (Dec 12) and as Item 21 in the components of end item (COEI) list was used for the old M939 trucks, not FMTVs. Read on for more info…...

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FMTV: Mixing Goodyear® and Michelin® Tires
By | Dec. 20, 2022
You can mix Michelin® 395/85R20 XZL+ Load Range J and Goodyear® 395/85R20 MV/T Load Range G tires on FMTVs. Read on for more info…...

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FMTV: Program ECM for New Engines
By | Dec. 13, 2022
ECMs installed on new FMTV A1 and A2 truck engines are blank and require programming at the unit level, and the procedures are in TACOM MIM 23-004. Get the scoop here…...

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FMTV: Don't Drill Drain Holes in Headlight Rings
By | Dec. 12, 2022
This article initially appeared in PS 793, p. 12 (Dec 18). It’s still acceptable to drill a hole in HMMWV headlight retaining rings; just don’t do it for FMTVs. Here’s the info…...

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FMTV: Updated Procedures for CTIS Semiannual Check
By | Oct. 4, 2022
There’s an updated semiannual check for the CTIS wheel valve assembly that’s not in the IETM yet. Get the procedures here…...

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FMTV A1P2: Cab Lifting Cylinders
By | Sept. 23, 2022
There are two (2) different types of lifting cylinders shown in the IETM with different NSNs for the cab of FMTV A1P2s. The two (2) types are different lengths and cannot be installed on the same truck because the length...

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M1089A1P2 FMTV: UTAP Training Guides Available
By | Sept. 7, 2022
If you need maintenance training for your FMTV wrecker, UTAP has added the Operator/Maintainer Student Guide (Mar 19) and the Operator/Maintainer Instructor Guide (Mar 19). Here's the scoop...

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FMTV: Replacement NSN for Air Dryer
By | July 14, 2022
Mechanics, the FMTV’s air dryer that’s shown as NSN 2530-01-524-7892 (PN N-50011-H) in IETM 9-2320-333-23&P (Jun 19) has been replaced.. Keep reading to get the new NSN and more...

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FMTV: Tire and Wheel Assembly Changes Hands
By | June 30, 2022
Maintainers, historically the FMTV LTAS tire and wheel assembly, NSN 2530-01-571-5857, was managed by DLA as a consumable item. However, beginning in August 2022, this item will be transferred to TACOM for management as a...

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FMTV: NSN for Towbar
By | June 29, 2022
Operators, it never hurts to have a towbar handy because you never know when you might need it. You can’t use just any towbar you find in the motor pool. Get the NSN here...

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Be Prepared for Hot Weather: A List of Must-Read PS Articles
By | June 21, 2022
Soldiers, even though it happens every year, it somehow seems to sneak up on us. It’s summer and the heat is on! Read on to see how to keep you and your equipment cool...

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FMTV: Air Inlet Heater Solenoid Kit Available
By | June 14, 2022
Warfighters, some units are telling the FMTV Sustainment Team that they’re experiencing problems with the engine air inlet heater solenoid in FMTVs with the C-7 engine. Here's some good info...

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Ground Vehicles: Drive Like Your Life Depends on It!
By | June 10, 2022
Warfighters, MSG Half-Mast requests you huddle up with your fellow Soldiers and remind them that driving tactical vehicles is serious business. Just how serious is it? Find out here...

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FMTV: Junction Box NSN
By | May 25, 2022
Order a programmed junction box for the FMTV with NSN 5940-99-216-7389...

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FMTV A1P2: Always Engage Combat (Safety) Latches
By | April 29, 2022
HOT: Warfighters, according to TACOM ground safety action message (GSAM) 22-010, a recent accident investigation discovered there’s some confusion in units as to when to engage combat latches on up-armored FMTVs. Read about...

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FMTV: Watch that A1P2 LTAS Seatbelt
By | April 21, 2022
Operators, when exiting the LTAS FMTV, make sure your four-point seat belt is fully inside the cab before shutting the door. If not, the belt’s restraint latch gets slammed in the door jam. Read on...

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FMTV: Interconnecting Box NSNs for GEN IV and GEN V Transmissions
By | April 18, 2022
On Page 14 of PS 753 (Aug 15), we let you know that for FMTVs from serial numbers 100,001 or above, you could get an interconnecting box using NSN 5895-01-591-7887. There's more to the story...

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M1078A1 FMTV: Culprit for Cab Power Loss
By | April 7, 2022
Dear Editor, my unit has had some issues with our M1078A1 FMTVs losing all cab power. The culprit is the battery disconnect relay assembly going bad. Here's a quick and easy fix...

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FMTV: Silence Air Warning Buzzer While Troubleshooting
By | March 10, 2022
Mechanics, troubleshooting your FMTV’s electrical system with the air warning buzzer blaring can be frustrating. Here’s a simple trick to silence the buzzer while you’re working. Here's a simple trick...

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FMTV: New PTO Transmission
By | March 3, 2022
Mechanics, there are two (2) different configurations of power takeoff (PTO) transmissions for FMTVs; an old style PTO transmission and a new style PTO transmission. Here's what you need to know...

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FMTV: Watch for Pests in Exhaust Ports
By | March 2, 2022
Dear Editor, while conducting maintenance on our FMTVs, we got readings that led us to believe an anti-lock braking system (ABS) valve was bad on one of our FMTV’s wheels. Here's what we learned...

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Tactical Vehicles: Don’t Make Winter Driving a Chilling Experience
By | Feb. 28, 2022
Operators, winter driving presents unique challenges. The bottom line is that you need to be prepared for these challenges. Here's what you need to know...

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M1088A1P2 FMTV: Don’t Pull M1082 or M1095 Trailers
By | Dec. 27, 2021
Operators, don’t try pulling an M1082 or M1095 trailer with your M1088A1P2 FMTV because the safety chains could get caught on the counterweight and potentially cause damage to the vehicle and trailer. Read on to discover what...

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FMTV: Expansible Van Stair Bracket Failure
By | Dec. 6, 2021
Maintenance leaders, if you have an M1087A1 or M1087A1P2 FMTV expansible van, the side platform mount brackets are coming loose from the van body, causing the side platform to potentially collapse. To keep yourself and others...

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FMTV: Old A/C Tensioner System Not in TM
By | Nov. 18, 2021
Operators, the story on Pages 16-17 of PS 798 (May 19) provided info for A/C belts due to confusion with the addition of a new A/C tensioner system. The old system was left out of TM and here's the info...

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FMTV: New ABS Modulator Valve and Connector Cable
By | Oct. 20, 2021
Maintainers, if you have an older FMTV of any variant that’s equipped with the anti-lock braking system (ABS) with serial number 747,706 and below, here’s what you need to know...

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FMTV: Get a Hook for the Cargo Cord
By | Sept. 10, 2021
Operators, have you noticed broken or inoperable hooks on your FMTV cargo cover cords? Here's the scoop...

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FMTV: The Latest News on Cargo Cover Kits
By | Sept. 9, 2021
In PS 739, which was published back in June of 2014, we let you know that 3-piece cargo cover kits were being replaced by 1-piece kits. Get the complete list of the kits and their components, along with updated NSNs, here...

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M1078 FMTV: Get Doors for Older Models
By | Aug. 9, 2021
Soldiers, M1078 FMTVs are no longer produced. If your FMTV has a serial number of 121,109 or below, the NSNs listed for the doors in TM 9-2320-391-23&P (Oct 17) are no longer valid. Here's how you can still get doors...

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PS Shout-Out to Maintenance Activity Vilseck
By | July 20, 2021
MSG Half-Mast gives a shout-out to Maintenance Activity Vilseck! We'll tell you why here...

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FMTV: Scan Your M1087 Expansible Van
By | July 12, 2021
Soldiers, the M1087A1 expansible van’s TM 9-2320-392-10 (Oct 17) and the M1087A1P2’s TM 9-2320-333-10 (Sep 15) don’t give you cautions for everyday operations. So here are two (2) important ones for you...

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FMTV: Get the Right Gladhand Couplings
By | June 10, 2021
Having problems with your FMTV brakes locking or the parking brake won’t engage or disengage? It’s possible the front service and emergency gladhands have the wrong couplings installed. Get the latest here...

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FMTVA1P2, HIMARS, LVAD trucks: Look for Leaks on A/C Compressor
By | May 20, 2021
Operators, during weekly PMCS, you need to do an air conditioning (A/C) leak check on your FMTVA1P2, HIMARS and LVAD trucks. And here's how...

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FMTVs, HMMWVs: Summer Swelter? A/C to the Rescue!
By | May 18, 2021
This article initially appeared in PS 801 (Aug 19), p. 14-15. Summer temps demand a lot from vehicle air conditioning systems, especially up-armored FMTVs. To get the most out of your FMTV A/C, keep it charged to the right...

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FMTV: Dump Truck Tailgate Regulating Valve
By | Dec. 3, 2020
Dear Half-Mast, I need to order a tailgate regulating valve for an M1157A1P2 FMTV 10-ton dump truck. Can you help me out with a good NSN? Got you covered, read on for the NSN and a good tip...

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FMTV/HIMARS: Driveshaft U-Joint Kit
By | Nov. 27, 2020
Do you need a U-joint kit for the driveshaft on your unit’s FMTVs or HIMARSs? You can order it using NSN 2520-01-657-8029. Read on for installation tips...

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FMTV: Which Starter Should I Use?
By | Oct. 27, 2020
Dear Half-Mast, I’ve had a couple units requisition starters for the A1-series FMTV, and the starter is different than the one in the vehicle. Can you explain why this is? I sure can! Read on to find out why...

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M66 Ring Mount: Installation Kit for FMTV Has New NSN
By | July 8, 2020
The old NSN for the M66 ring mount installation kit for your FMTV has been discontinued. Get a new kit using NSN 2540-01-570-2405...

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FMTV: M1082/M1095 Wheel Assembly Updated NSN
By | May 20, 2020
The NSN listed for the wheel assembly on the FMTV’s M1082 2 1/2-ton and M1095 5-ton cargo trailers on Page 13 of PS 766 (Sept 16) is wrong. NSN 2530-01-500-4619 gets the wheel assembly for both trailers. ...

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LTAS FMTV: Restraint System Pull Tab
By | May 7, 2020
Say it once, say it twice. Make sure the driver’s side restraint system is inside the cab before shutting the door. It’s no secret the belt’s restraint latch can easily get slammed between the door and door jam. This not only...

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FMTV: Gunner's Platform for FMTV?
By | Sept. 26, 2019
Dear Half-Mast, is there a gunner’s platform for when you fire using the gunner restraint system (GRS) in an FMTV? Yes there is!...