The reason for the overheating of the stuffing box for fire pump common faults

Fire pump packing box overheating, mainly due to the fire pump packing or seal wear and tear, packing is not correct, packing design problems, mechanical seal wear and other causes. Fire pump common fault stuffing box overheating Overall, the fire pump stuffing box overheating, mainly due to the fire pump packing or seal wear and tear, packing is not correct, packing design problems, mechanical seal wear and other causes: 1) Filler or seal wear in stuffing box to allow air to leak into the pump housing. Remedy: Check packing or seal and replace as required. Check the lubrication is normal. 2) The stuffing box does not have the correct stuffing (insufficient stuffing, incorrect stuffing or running-in, stuffing is too tight). Remedy: Check the stuffing and refill stuffing box. 3) packing or mechanical seal design problems Elimination measures: Consult factory. 4) mechanical seal damage elimination measures: check and replace as required. Consult the manufacturer. 5) Shaft scratch removal measures: repair, re-machining or replacement as required. 6) The packing is too tight or the mechanical seal is not properly adjusted. Removal measures: Check and adjust the packing and replace as required. Adjust the mechanical seal (refer to the manufacturer's instructions supplied with the pump or consult the manufacturer).

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