bag filter and volute casing collector hot mix asphalt plant with 220KW induced draft fan
Inspection before start-up of batching type hot mixing asphalt plant
A. Remove all wrappers, wrapping threads and belts, slipcover etc.
. Ensure that all guards are installed correctly.
. Check all transmission chains and belts of driving equipments, and ensure that all of them are tensioned and adjusted properly.
. Check and remove all limiting parts for transportation, and these parts are used to protect the facility against damage.
. Check all pneumatic linkers to decide if they are installed properly with air-cylinders and anti-arch components.
. Check all recommended lubrication grease to decide if they reach correct level, and please consult to the schedule mentioned above.
. All grease cups should be infused fully with the recommended grease.
. Check all tensile sensor to decide if they are installed and linked properly.
. Check asphalt-supplying system, and ensure all pipes are connected tightly without leak.
. All check-up and cleanliness doors should be installed firmly.
. The oil level of air compressor should reach the recommended position with special oil referring to the manual that offered by manufacturer.
. Check all bolts and assemblies for looseness after operating a period, and screw down again.
. Check the installation of burner for accordance with maintenance manual.
. Ensure all metering hoppers and sensors not touching and hanging to other parts.
. Ensure that all electric wires are installed firmly and reliably, for instance, not knotted, not chafed for insulating layer, and not installed in the positions easily knocked and broken by the moving parts.
. The inspection of baghouse refers to aftermentioned maintenance instruction.
Notice
Be sure to keep the operation temperature of baghouse above dewdrop, so as to avoid congealed phenomenon in the bags.
Maintenance of lubrication for batch type asphalt hot mixing plant
Lubrication schedule
| Item | Position | Cycle | Variety | Remark | ||
| 1 | Slope belt conveyor | Drive and driven Track runner bearing | 3 days | 2# calcium base grease | 12- shot | |
| Transmission chain | 3 days | 20# machineoil | Protecting inunctions | |||
| 2 | Collective conveyor | Drive and driven Track runner bearing | 3 days | 2# calcium base grease | 12- shot | |
| Transmission chain | 3 days | 20# machineoil | Protecting inunctions | |||
| 3 | Drum dryer | Friction wheel bearing | 3 days | 1# lithium grease | 23- shot | |
| Retaining wheel bearing | 7 days | 1# lithium grease | 12- shot | |||
| 4 | Hot aggregate hoister | Bearings | 3 days | 1# lithium grease | 12- shot | |
| 5 | Mineral powder hoister | Bearings | 3 days | 2# calcium base grease | 12- shot | |
| Transmission chain | 3 days | 20# machineoil | Protecting inunctions | |||
| 6 | Vibration screen | Principal axis bearings | Everyday | 1# lithium grease | 23- shot | |
| 7 | Hot agg.bin | Gate shaft bearings | Every month | 2# calcium base grease | 1- shot | |
| 8 | Mixing tank | Principal axis bearings | 3 days | 1# lithium grease | 23- shot | |
| Gate shaft bearings | Every month | 2# calcium base grease | 1- shot | |||
| Large gear | Every month | 2# calcium base grease | ||||
| 9 | Induced draft fan | Principal axis bearings | 3 days | 1# lithium grease | 23- shot | |
| 10 | Screw conveyor | End bearings | 3 days | 2# calcium base grease | 1- shot | |
| 11 | Asteroids feeder | End bearings | 3 days | 2# calcium base grease | 1- shot | |
| 12 | Weighing silo | Gate shaft bearings | Every month | 2# calcium base grease | 1- shot | |
| 13 | Asphalt ready product BIn | Trolley | Trolley surfaces | 7 days | 2# calcium base grease | Protecting inunctions |
| Bearing | 3 days | 2# calcium base grease | 1-shot | |||
| Door roller | 7 days | 2# calcium base grease | 1-shot | |||
| 14 |
Wind lass
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