Saturday 20 April 2013

Our First Workshop of the Semester

On April 6th,it was the first of the year to enter a workshop and start working on things we should know as a future engineer.

In afternoon,we were instructed by Cikgu Iskandar ( Sir Izzy ) , Cikgu Khairul Hajri ( Sir Moe) , Cikgu Zulfadhli , and Cikgu Fauzi .

First, we were splint into 4 groups of 5, two groups are more fortunate with extra person since we are 22 people in the class . My group is with Rimey , Waie , Zulhafizan and Zimah .

The first task was to choose a team leader and to take a tool box from the workshop technician, we didnt choose a leader but I voluntarily took the tool box, since we all know that no one wants to have a big responsibility put onto ourself when tools are missing.

While I was taking the toolbox, the others were choosing which Valve were to be chosen to be work on. They chose a single way water valve .It was heavier than it looked .

To begin our task,we need to look for spanner which fits properly with the bolts to dismantle the valve. Dismantling the valve was an easy task , we were way ahead of other groups . But lest we know that we had make a mistake of removing the spindle earlier . The first thing we should remove after the valve cover was the valve disc by turning the spindle , it didn't took long to reattach the spindle and remove the valve disc , we have no worries of the time since we were still ahead of other group .

All the parts removed was assembled on a table so that we could know where each things come , either its the top or bottom , from screws , bolts to nuts .

All the moving parts was greased ,this process is to prevent from parts getting corrosion and rusty . The valve disc was smudged with grinding paste and flattened on the surface table with an 8 shaped circular motion . This process must be carried out carefully, not to create any scratch on the lining to prevent water leak in the valve.

A paper gasket was made for in between the casing . After all parts have been reassembled, it was then lied down sidewards and filled one side of the valve opening and check if there was any leak (the disc was closed at this time fyi) . IT WAS PERFECT ! NOT A SINGLE DROP ! 

Alhamdulillah and thank you to the instructors who were kind enough to describe all the parts inside a valve and help us a little in the workshop , we ended up being the first group to finish our task .

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