Station Tunnel Cleaning Equipment -- Drain Cleaning Rig

As soon as the fire inside the channel tunnel in 2009 the washing operation ended up being massive. Each piece of equipment ended up being stretched towards the limit, and some beyond. Among the service along with maintenance educate modules the particular "Drain Cleaning Rig" was adopted over and above the intended style and by 09 had endured the consequences and became inoperable.

The Strain Cleaning System is a one-off £250,500 piece of equipment capable of generating 6000psi involving pressurized h2o through certainly one of its 15,000cc (14 li) diesel engine engines. The next Deutz F8L 413 series v8 powerplant generates yet another 200hp to energy the NASH machine pump that may generate unfavorable 1 pub of machine pressure to be able to suck up debris along with slurry into a holding tank. Operable since 90's when the tunnel 1st opened, this kind of piece of equipment is utilized regularly to keep the empties and walkways clear along with clean. There is no substitute as well as spare item of equipment that can perform this task.

A firm was picked to carry out the particular refurbishment because of a combination of in-house ability and expertise, ability to rapidly turn the particular refurbishment close to, and competitive price.

During the 8 full week refurbishment system the machine ended up being disassembled directly into over Twenty-five hundred component elements, each and every one getting scrutinized along with repaired as well as replaced in which necessary. In addition to replacement of each nut, secure and fastener with fresh stainless steel goods, all gaskets along with seals have been replaced with fresh.

A specialist hydraulics ability (part of the picked company) overhauled all pneumatically-driven and hydraulic cylinders, actuators, valves, pushes and power generators in addition to changing all lines and pipes and fixing the HIAB crane. The HIAB crane was load tested with regard to conformity.

A power engineering split within inside the same organization totally rewired the gear replacing all light furnishing, control methods, pumps along with motors. A brand new 16KVA generator ended up being supplied along with commissioned to operate the power installation.

The two Deutz v8 diesel applications received a complete top-end strip lower and decoke in accordance with the manufacturers tips and over and above. The bores of each and every cylinder have been honed, aide rings swapped out and base end essential oil journals checked out. On reassembly fresh head gaskets along with shims were installed and each cylinder had the particular bump stops correctly aimed prior to a renovated injection pump and injectors getting installed.

Both the Harben high pressure h2o pump along with the Nash vacuum pump and associated gearboxes were striped and restored / renovated by means of a thorough overhaul.

Each component of the machine was grit blasted (picture blasted) along with painted to be able to Eurotunnel specifications along with the project ended up being delivered back to be able to Eurotunnel on spending budget.

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