flush pipe at a certain pressure to clean the toilet bowl.
2. Specific normal is 9 liters.
3. Toilet Cistern now usually made of plastic (PVC)
4. There are three types of toilet Cistern
a) Toilet Cistern at high level -
Mounted two meters above the floor in the toilet bowl of squat.
b) Toilet Cistern at low level -
Installed a meter from the floor. Toilet Cistern are usually supplied with the set of the toilet bowl
sat.
c)Toilet Cistern type - Automatic
This type of tank used in the former male urinal in public toilets. This will be drenched water tank
contain an automatic urinal according to specific time periods.
5. Toilet Cistern function is:
a) Releasing the water when the lever is pulled.
b) Fill up the water.
c) Prevent the entry of water when the tank is filled.
Flush Process
1. The process begins when the lever is pulled.
2. This increase valve plate and the diaphragm valve in the siphon tube.
3. As soon as the valve plate and diaphragm increased, the water flows into the empty space in the siphon
and then flows out through flush pipe to the toilet bowl.
4. The level of water in the tank falls, a float will also decrease and cause a ball valve
open.
5. Water flows into the tank.
Tank Maintenance
1. The problem that arises is the ordinary overflow.
2. This condition happens because the float not properly floating
pressing the washer on the nozzle outlet to prevent water entry into the tank.
3. Maintenance required is to replace and adjust float.
Activity 2: Replacing and co cork
Objectives
1. Students are able to compete, the main tank simbahan simbah and understand the process.
2. Students can also replace the float and adjust the float.
Tools, Materials, and Equipment
1.Toilet Cistern (the completion is installed).
2. Screw Players
3. Spana adjustable
4. Pipe wrench
5. Toilet Cistern working drawings.
Floats Replacing steps
1. Close puncah water.
2. Discard the water in the tank.
3. Remove the cork from the arm to rotate anticlockwise rotation hours.
4. Replace the with new float. Rotate the float clockwise to
tighten it.
5. Test the new float by fill up water into the tank.
Floats Levelling Steps
1. Fill in water in tank, note the water level .If hole above the water level overflow pipe,
adjustment screw to adjust the ball valve with a normal screwdriver.
2. If the water level in the tank is too low, turn the adjustment screw to the back (anticlockwise
so that the distance between the end of the adjustment screw with the piston pin end is far away).
3. After adjusting, the key to tighten the ball valve adjuster lock nut.
Activity 3: Replacing diaphragm valve
Objectives
1. Sometimes the water in the tank does not leak out after several attractive lever.
Damage usually occurs when the diaphragm valve which is done out of torn plastic.
2. This damage can improve when we replace the plastic diaphragm valve in the siphon tube.
Equipment and Materials
1. Plastic tube.
2. Playar pointed snout.
3. Adjustable wrench.
Replacing steps diaphragm valve
1. Close the slot in the pipe.
2. Remove the water from the tank using a plastic tube (valve diaphragm does not work).
3. Remove the wire connecting the hook-shaped plate of the column.
4. Simbahan Loosen the nut on the pipe and remove the siphon tube from the tank.
5. Remove the plate with diaphragm valve of siphon tubes to remove the nut beneath the ear.
6. Remove valve spring clamps on the pole plate.
7. Remove the valve diaphragm is broken and replaced with new ones.
8. Put back all the diaphragm valve assembly into the siphon tube and siphon tube into the tank.
9. With connecting wire, connect the end of the pole plate to the flush lever.
10. Tie the bottom of the tank siphon tube.
11. Open the outlet pipe in the water that flows into the tank.
12. Test by pressing the diaphragm valve or lever is interesting.
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