1. MECHANICAL EQUIPMENTS OF BUILDING (Vertical Transportation) ELEVATORS – hoisting mechanism Two Types: Electric & Hydraulic Electric E. – tall buildings/DC motor operated Hydraulic E. – plunger (antennaeic/movable rod) ELEVATOR TRACTION MACHINES 1. Gearless – spun and worm 2. Geared – gear and worm Electric E. : cableHydraulic E: plunger

2. ELECTRIC E. MAJOR PARTS 1. Car/Cab – load carrying unit 2. Cable – rope; 4 - 6 in no. 3. Drive machine – power unit 4. Counterweights – balances the weight/40% of capacity load 5. Guide Rail - bracket 6. Shaft/Hoistway – hatchway/hatch 7. Penthouse – machine room above hoistway 8. Elevator Pit – from sill level of the lowest landing 9. Control Equipment – electrical panel

3. ELECTRIC E. OTHER PARTS 1. Control Panel – electrical panel; controller 2. Motor Generators (Motor Control);Generator Field Control – governs acceleration, speed, retardation, stopping of elevator 3. Guide Shoes 4. Compensating Chain – welded-link chain for hoist rope weight compensation 5. Buffer – stops descending car or counterweights beyond normal limit of travel 6. Governor – mechanical speed control mechanism 7. Secondary Sheave – pulley on a gearless machine 8. Safety – large clamp; anchors the car to the building 9. Limit Switches 10. Operating Device

4. HYDRAULIC E. MAJOR PARTS 1. Car/Cab 2. Plunger – inside movable part of a hydraulic jack 3. Spring Buffer – elev. w/ speed less than 200 fpm 4. Guide Shoes – guide the car along the guide rails 5. Guide Rails 6. Shaft/Hoistway 7. Elevator Machine Room 8. Elevator Pit 9. Control System

5. HYDRAULIC E. OTHER PARTS 1. Floor Stop and Limit Switch 2. Creepage and Leveling Car Switch 3. Car Gate Switch 4. Gate Valve 5. Controller 6. Motor & Pump with Tank

6. ESCALATOR “The angle of inclination of an escalator shall not exceed 30° from the horizontal” ( NBC Sec.1302 ) 32” wide – 90”/min. (normal) 48” wide – 120”/min. (rush hours) MAJOR PARTS 1. TRUSS – welded steel frame 2. SPROCKET ASSEMBLIES 3. DRIVING MACHINES 4. BALLUSTRADE ASSEMBLY 5. HANDRAILS 6. ENDLESS BELT

7. ESCALATOR OTHER PARTS 1. Tracks 2. Emergency Brake 3. Controller 4. Emergency Stop Button 5. Key Operated Control Switches ARRANGEMENT 1. Crisscross 2. Parallel

8. Heating, Ventilating & Air Conditioning (HVAC) – process of treating air to control its temperature TYPES OF AC: 1. WACU – thru the wall 2. Split Type (Condenser & Evaporator) 3. Centralized (Ducting/Mechanical Room)

9. Fire Code of the Philippines (PD1185) Div. 1 – 5) Outlets. Every standpipes shall be equipped with a sixty four (64) millimeter outlet not less than sixty one (61) centimeter not more than one hundred twenty two (122) centimeters above the floor level of each story. Div. 1 – 5) Outlets. Every standpipes shall be equipped with a sixty four (64) millimeter outlet not less than sixty one (61) centimeter not more than one hundred twenty two (122) centimeters above the floor level of each story. 2) Size. The size of the standpipes shall not be less than sixty four (64) millimeters in diameter when the height of the riser is fifteen (15) meters or more above the source and shall not be less than fifty one (51) millimeters in diameter when the height of the riser is less than fifteen (15) meters above the source. 2) Size. The size of the standpipes shall not be less than sixty four (64) millimeters in diameter when the height of the riser is fifteen (15) meters or more above the source and shall not be less than fifty one (51) millimeters in diameter when the height of the riser is less than fifteen (15) meters above the source.

10. Fire Code of the Philippines (PD1185) 4) Water Supply. The wet standpipe shall deliver not less than one hundred thirty two (132) liters of water per minute and not less than one and eight-tenths (1.8) kilos………. 4) Water Supply. The wet standpipe shall deliver not less than one hundred thirty two (132) liters of water per minute and not less than one and eight-tenths (1.8) kilos………. 5) Outlets. Each standpipe shall be equipped with an approved six and four-tenths (6.4) centimeters outlet not less than sixty one (61) centimeters nor more than one hundred twenty two (122) centimeters above the floor of each story. 5) Outlets. Each standpipe shall be equipped with an approved six and four-tenths (6.4) centimeters outlet not less than sixty one (61) centimeters nor more than one hundred twenty two (122) centimeters above the floor of each story.