A candidate, in order to be qualified for a certificate of competency of the Second Class, shall, inter alia, satisfy the examiners that; |
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| ( a ) | He clearly understands |
| ( I ) | the working and management of a steam boiler and economizer; |
| ( II ) | the use and purpose of the various valves, cocks, mountings and fitting; |
| ( III ) | the precautions to be taken and procedure to be observed before starting fires and when raising steam; |
| ( IV ) | the use of a feed pump and injector |
| ( V ) | the reading of the pressure gauge; |
| ( VI ) | the need for periodical cleaning and pure water supply and prevention of scale or other deposits on heating surfaces; |
| ( VII ) | the need for periodical inspection of boilers and the manner in which they should be prepared for thorough inspection, hydraulic test and steam test; |
| ( VIII ) | the precautions to be taken before entering or allowing any person to enter a boiler that is connected to another boiler under steam; |
| ( IX ) | the use of the best means of firing for the prevention of smoke; |
| ( X ) | the danger of water lodging in steam pipes and the precautions to be observed in draining; |
| ( XI ) | the procedure to be followed in the event of shortage of water, bulging or fracture of furnaces of flat plates or bursting of tubes or of any accident to a boiler or steam pipe; |
| ( XII ) | precautions to be taken when starting an economizer to work after a period of rest; and |
| ( XIII ) | procedure to be adopted in bringing an economizer in to commission and also for putting it out of commission while the boiler is on steam; and that |
| ( B ) | He is able |
| ( I ) | to stoke a boiler including cleaning and banking fires in a workmanlike manner |
| ( II ) | to show how avoidable smoke may be prevented; |
| ( III ) | to blow though and test the correctness of water gauge glasses and test cocks |
| ( IV ) | to replace a gauge glass and show how a false water-level might be shown |
| ( V ) | to ease a safety valve and use a blow down cock or valve |
| ( VI ) | to adjust a high steam and low water safety valve and renew a fusible plug |
| ( I ) | to stoke a boiler including cleaning and banking fires in a workmanlike manner |
| ( VII ) | to pack pump or valve chest glands |
| ( VIII ) | to grind and adjust cocks and valves |
| ( IX ) | to take a feed pump or injector to pieces and replace in working order; and |
| ( X ) | to handle appliances provided for keeping the economizer clean |
A candidate, in order to be qualified for a certificate of competency of the Second Class, shall, inter alia, satisfy the examiners that