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So far adminmmmr has created 1723 blog entries.

Epiroc Drill Rig AKG Aluminum Bar and Plate Heat Exchanger Oil Cooler Tig Welding Repair

Here’s some pics of an aluminum bar-and-plate heat exchanger that came in leaking. It's an oil cooler for an Epiroc drill rig drilling machine. There was a crack in one of the welds where the tank is welded to the core. We ground down the weld area at the crack & prepped the crack for [...]

2025-02-04T04:44:20+00:00February 4th, 2025|Radiator Shop|

Caterpillar 834H RTD Rubber Tire Dozer Hardnose Nosecone Radiator Cooling Package Service Exchange

Here’s some pics of a Caterpillar 834H RTD (Rubber Tire Dozer) cooling package we delivered back to one of the mines after we gave it a complete rebuilding service. The hardnose, or nosecone, contains AMOCS type radiator sections (cores), an oil cooler, the aftercooler, hydraulic fan motor, fan blade & electrical wiring harnesses. We completely [...]

2025-01-25T02:24:40+00:00January 25th, 2025|Radiator Shop|

Caterpillar 18M Grader Axle Premium Rebuild With Bore Machining, Welding and Boring

Here’s some pics of a Caterpillar 18M Grader Axle we have in for a complete rebuild overhaul. The Axle is mounted to our Rottler CNC machine which we have programs written for each of these parts that we machine & rebuild on a regular basis. All the bores are first machined, or bored, perfectly round [...]

2025-01-24T02:44:05+00:00January 24th, 2025|Industrial & Heavy Equipment|

Caterpillar 789D Folded Core Reman Radiator Repairing and Rebuilding

Here’s some pics of a Caterpillar 789D haul truck radiator we rebuilt & delivered back to the mine site. This radiator has the Cat folded cores, or sections, which each need to be rodded & repaired. This one came in with some severe damage due to the fan coming off & flying into it. It [...]

2025-01-23T00:04:36+00:00January 23rd, 2025|Radiator Shop|

Caterpillar 18M Grader Front End Axle and Hydraulic Steering Cylinders Repair, Machining and Rebuilding Exchange

Here’s some pics of a Caterpillar 18M Grader Front End Axle & a pair of hydraulic steering cylinders we delivered back to one of our mining customers. We did a complete rebuild to the grader axle as well as the hydraulic steering cylinders. All the pieces & parts were disassembled, cleaned, checked for cracks & [...]

2025-01-22T04:24:05+00:00January 22nd, 2025|Industrial & Heavy Equipment|

Caterpillar 834H Rubber Tire Dozer AMOCS Modular Radiator Hardnose Cooling System Package Rebuilding

Here’s some pics of a hardnose cooling package we picked up for a Caterpillar 834H RTD (Rubber Tire Dozer) for repair & rebuilding. Inside the hardnose are radiator core sections which are of the AMOCS modular cooling system configuration. Along with the radiator cores / sections is a modular oil cooler, aluminum aftercooler & the [...]

2025-01-21T04:14:16+00:00January 21st, 2025|Radiator Shop|

Fan Damaged Caterpillar 789D Folded Core Radiator Repair and Rebuild

Here’s some pics of a Caterpillar 789D folded core radiator we picked up for a complete repair rebuild. This one has taken a hit from the fan so it has some heavily damaged cores. Some of the steel pieces & parts have taken a beating as well. We'll get it apart & see what all [...]

2025-01-10T03:45:02+00:00January 10th, 2025|Radiator Shop|

Komatsu 830E Haul Truck Dogbone Bearings Replacement and Bore Machining Repair

Here’s some pics of a couple dogbones we reconditioned. The links, or dogbones, are for Komatsu 830E haul trucks. One of them is for the older 830E-1 truck & the other one is for a newer 830E-5 truck. We removed the spherical bearings & removed all the paint so we could magnaflux them for cracks. [...]

2025-01-09T02:54:18+00:00January 9th, 2025|Industrial & Heavy Equipment|

Caterpillar 793F Haul Truck Mesabi Radiator Module Cooling Package Repairing and Rebuilding

Here’s some pics of a Caterpillar 793F haul truck radiator module cooling package we delivered back to one of our mining customers. The radiator itself is a MESABI with individual copper finned radiator tubes which we completely reconditioned. Mounted on & around the radiator are a multitude of other cooling system components such as two [...]

2025-01-08T01:24:38+00:00January 8th, 2025|Radiator Shop|

Hitachi EX5600 Mining Shovel MESABI Radiator Repairing and Rebuilding Service

Here’s some pics of a Hitachi EX5600 shovel radiator we picked up for repairing & rebuilding. This radiator is comprised of a Low-Temp radiator half & a High-Temp radiator half so basically two radiators in one. It is a MESABI with individual radiator tubes rather than a conventional core unit. The radiator is leaking on [...]

2024-12-10T03:37:30+00:00December 10th, 2024|Radiator Shop|