Preventive Maintenance; General Comments; Maintenance Schedule; Liquid End - Goulds Pumps JC Installation, Operation And Maintenance Instructions

Preventive Maintenance

General comments

A routine maintenance program can extend the life of your pump. Well maintained equipment
will last longer and require fewer repairs. It is recommended maintenance records be kept –
this will help pinpoint potential causes of problems.
The Preventive Maintenance section must be adhered to in order to keep the applicable ATEX
classification of the equipment. Failure to follow these procedures will void the ATEX
classification for the equipment.

Maintenance schedule

Routine Maintenance
• Bearing lubrication
• Seal Monitoring
• Vibration analysis
• Discharge pressure
• Temperature monitoring
Routine Inspections
• Check level and condition of oil through sight glass on bearing housing.
• Check for unusual noise, vibration and bearing temperatures.
• Inspect pump and piping for leaks.
• Check stuffing box leakage.
• Packing: Excessive leakage requires adjustment or possible packing replacement.
• Mechanical Seal: Should be no leakage.
Quarterly Inspections
• Check foundation and hold-down bolts for tightness.
• If pump has been left idle, check packing. Replace if required.
• Oil should be changed at least every 3 months or more often if there are any adverse

Liquid end

To disassemble the liquid end

1. Drain pumpage from pump and pipe line. Disconnect auxiliary lubrication lines, suction and
WARNING: When handling hazardous and/or toxic fluids, proper personal protective equip-
ment should be worn. If pump is being drained, precautions must be taken to prevent physical
injury. Pumpage must be handled and disposed of in conformance with applicable environment
regulations.
2. Remove cap screws or bolts which fasten suction disc (182)to casing (100).
3. Remove suction disc (182) and suction disc liner (100B) from casing fit.
4. Impeller (101) is threaded onto shaft (122). Remove impeller by restraining coupling end of
Model JC Installation, Operation and Maintenance Instructions
atmospheric conditions or other conditions which might contaminate or break down the oil.
discharge pipe line connections. Uncouple pump from driver.
shaft and turning impeller in the operating direction of rotation. Do not apply heat.
Preventive Maintenance
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