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Category: Construction

HYEX: Upper Support Rollers Need Oil
April 7, 2021 — This article initially appeared in PS 752 (Jul 15), p. 12. Hydraulic excavators are getting full-time workouts in Afghanistan tearing down wooden buildings and removing rubbish. Working around the clock means these vehicles need daily, weekly and monthly doses of PM. One particular area of concern is the upper support rollers for the excavator’s track. ... MORE

MHE-270/271 Forklift: 40 or 45? The Pressure’s On!
April 7, 2021 — This article initially appeared in PS 752 (Jul 15), p. 10. Dear Half-Mast, we’re scratching our heads when it comes to the tire pressure for our MHE-270 4K forklifts. The sidewall of the forklift’s tire, NSN 2610-01-320-0460, says the max pressure is 40 psi. But Item 8 in the before operation PMCS of TM 10-3930-664-10 says the correct pressure is 45 psi. ... MORE

Backhoe Loader: Dig Up Some PM!
April 7, 2021 — This article initially appeared in PS 759 (Feb 16), p. 18-19. Operators, safety is job #1 when using the backhoe loader (BHL)! So for tip-top backhoe operations, keep these pointers from WP 0012-8 and 0012-9 of tm 5-2420- 231-10 (Feb 09) in mind. ... MORE

120M Road Grade: No Joy in Busted Joysticks
March 11, 2021 — This article initially appeared in PS 798 (May 19), p. 26. Operators, climbing in and out of the 120M road grader’s cab should be second nature at the work site... MORE

5K LCRTF: Use the Right Lube
March 11, 2021 — This article initially appeared in PS 766 (Sep 16), p. 18. Operators, don’t use GAA to lube the fork pin on the 5K light capacity rough-terrain forklift (LCRTF)... MORE

Backhoe Loader: How to Operate On Hilly Ground
March 11, 2021 — This article initially appeared in PS 759 (Feb 16), p. 17. Keep your backhoe loader (BHL) low and balanced when you travel across rough or hilly ground, operators... MORE

HYEX: Hold Down the Chatter!
March 11, 2021 — This article initially appeared in PS 759 (Feb 16), p. 26. Old cruddy grease that’s mixed with dirt and sand will chew up the teeth on your hydraulic excavator’s swing bearing ring gear... MORE

M1231 HUSKY: CTIS Pressure Settings
March 4, 2021 — Operators and mechanics, if MWO 9-2355-316-50-7 was applied to your unit’s M1231 HUSKY, make sure the central tire inflation system’s (CTIS’s) “ROAD” pressure setting is only used with the Michelin wheel assembly, NSN 2530-01-680-8939... MORE

Don’t Spin Our Wheels!
February 23, 2021 — This article initially appeared in PS 759 (May 16), p. 1. PS Magazine gets lots of maintenance and supply questions each month. Sometimes we can send out an immediate answer. Other times, those answers take a couple days to a few weeks to track down. In the meantime, you may find the solution on your own. ... MORE

924H Wheel Loader: Breathe Easy with Precleaner Parts
February 23, 2021 — This article initially appeared in PS 759 (Feb 16), p. 25. Dear Editor, If you need to repair the 924H wheel loader’s air precleaner, you’ll come up empty looking for parts in Fig 22 of TM 5-3805- 298-24P... MORE

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