and 47 slide projections. In addition to routine maintenance and annual overhauls of plant and equipment, this section also undertook work involving modifications of the auditorium lighting electronic dimmer equipment and improvements to illumination in various areas of the City Hall. During the year, the air-conditioning units installed in the Gavotte Restaurant were handed over to the Section for operation and maintenance.
Hong Kong International Airport
8.50 The Airport Electrical and Mechanical Services Section maintains all the electrical, mechanical, and air-conditioning systems, as well as the runway and landing approach lights, substation equipment, air navigation beacons, baggage conveyor systems, and passenger aerobridges at the airport. All plant and equipment were maintained throughout the year without major breakdown. As this Office's high-pressure injecting testing apparatus is normally retained at the Airport, this Section undertook the inspection and primary injection tests of 800-amp, 2,000-amp, and 3,000-amp air circuit breakers for use in resettlement estates, low-cost housing schemes, and military establishments. In addition to normal routine maintenance and overhaul, the re-routing of cables in connection with the laying of the new H.T. Ring Main system, the disconnection, removal, and installation of lighting in connection with the improvements to the Airport, and modification of the controls of passenger aerobridges were carried out.
Lion Rock Tunnel
8.51 The Lion Rock Tunnel Electrical and Mechanical Services Section operates and maintains all electrical and mechanical systems and electronic equipment connected with the toll booths and recorders, carbon monoxide monitoring equipment, visibility indication and alarm equipment, height detection equipment, emergency communication equipment, fire extinguisher alarm equipment, traffic aid signal control equipment, tunnel lighting, ventilation plants, and 'no-break' generating sets, as well as lane marker beacons at both ends of the toll plaza. Routine maintenance and overhaul of equipment continued throughout the year.
Hospital Services
8.52 The Hospital Services Section is responsible for the operation and maintenance of mechanical, electrical, and air-conditioning plant
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was replaced with the following:
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The final output is:and 47 slide projections. In addition to routine maintenance and annual overhauls of plant and equipment, this section also undertook work involving modifications of the auditorium lighting electronic dimmer equipment and improvements to illumination in various areas of the City Hall. During the year, the air-conditioning units installed in the Gavotte Restaurant were handed over to the Section for operation and maintenance.
Hong Kong International Airport
8.50 The Airport Electrical and Mechanical Services Section maintains all the electrical, mechanical, and air-conditioning systems, as well as the runway and landing approach lights, substation equipment, air navigation beacons, baggage conveyor systems, and passenger aerobridges at the airport. All plant and equipment were maintained throughout the year without major breakdown. As this Office's high-pressure injecting testing apparatus is normally retained at the Airport, this Section undertook the inspection and primary injection tests of 800-amp, 2,000-amp, and 3,000-amp air circuit breakers for use in resettlement estates, low-cost housing schemes, and military establishments. In addition to normal routine maintenance and overhaul, the re-routing of cables in connection with the laying of the new H.T. Ring Main system, the disconnection, removal, and installation of lighting in connection with the improvements to the Airport, and modification of the controls of passenger aerobridges were carried out.
Lion Rock Tunnel
8.51 The Lion Rock Tunnel Electrical and Mechanical Services Section operates and maintains all electrical and mechanical systems and electronic equipment connected with the toll booths and recorders, carbon monoxide monitoring equipment, visibility indication and alarm equipment, height detection equipment, emergency communication equipment, fire extinguisher alarm equipment, traffic aid signal control equipment, tunnel lighting, ventilation plants, and 'no-break' generating sets, as well as lane marker beacons at both ends of the toll plaza. Routine maintenance and overhaul of equipment continued throughout the year.
Hospital Services
8.52 The Hospital Services Section is responsible for the operation and maintenance of mechanical, electrical, and air-conditioning plant
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