Mini Air Cooling Fan how maintenance?

1, "Mini Air Cooling Fan" in the use of the environment should be kept clean, fan surface remains clean, the outlet should not have debris regularly to remove dust and other debris inside the fan and piping.
2, the cooling fan blower found abnormal sound, serious motor heat during operation, live shell, switch trip, you can not start and so on, should immediately stop checking. To ensure safety, do not allow the fan running repairs, maintenance should be carried out after the commissioning of five minutes or so, confirming that no anomalies start running again.
3, can only operate at "Mini Air Cooling Fan" completely normal circumstances, while ensuring an adequate supply facility capacity, voltage stability, non-phase operation, the supply line must be a dedicated line, the line should not be long-term temporary supply.
4, according to the environmental conditions under occasional supplement or replace the bearing grease (motor enclosed bearing service life without replacing the grease), to ensure the "Mini Air Cooling Fan" in good lubrication during operation, without refueling Less than 1000 hours / closure of bearings and motor bearings, fuel zl-3 with lithium grease filling 1/3 of the bearing inner and outer rings, running short of oil is strictly prohibited.