SOP Number: Hotel Engineering SOP – 15
Department: Engineering and Maintenance
Date Issued: 25–Feb-2018
Time to Train: 30 Minutes
Condenser Pump Maintenance Checklist and Procedure:
Required Tools:
- Screwdriver.
- Clamp meter.
- Crimping Tool.
- Megger.
- Oil Can.
- Grease Gun.
- Plier.
- Spanner Set.
- Brush.
- Bush.
- Line Tester.
Consumable Parts:
- PVC tape.
- WD- 40.
- Lubricating Oil.
- Grease.
- Carbon removing compound.
- Old cleaning clothes.
Cooling Tower Fan Maintenance Activity:
Condenser Pump:
- Check the alignment of the pump and the motor.
- Check the shaft if the same is loose or broken.
- Broken shaft to be removed immediately.
- Check the bearing and if required do oiling or greasing.
- Replace bearing if it is too noisy.
- Check the bush if it is loose or broken.
- Replace broken bush.
- Check the coupling of the motor pump.
- Check the but & bolts, tighten nut & bolts if required.
- Check the impeller for loose & broken, replace if required.
- Check strainer if it’s broken, cleaning to be also done.
Motor:
- Motor Should be of minimum 60 HP.
- Electrical control should be proper.
- Check for any burnt contact, loose electrical connection and overall operation to be checked.
- Overload relay should be checked.
- Check the operation of the relay, setting and loose electrical connections.
- Check the timer operation and time settings.
- Check for any loose electrical connection.
- Check for any loose & burnt electrical connection.
- Check the MCB rating and verify with the recommended Amp.
- Check Terminal Plate, Any burnt and broken plate need to be replaced.
- Check the motor bearing.
- Perform oiling, greasing or change the bearing if required.
- Check the internal Resistance Value.
Other points to check:
- Check at the full Load motor capacity should be 85 Amp.
- Check and verify the overload relay setting should be 40 Amp.
- Check the contractor rating should be ML4 – 63 Amp.
- Overload relay range should be between 30-50Amp.
- Check and verify the control fuse rating at 4 Amp.
- Check and verify the MCB rating should be at 250 Amp.
- Check and verify the timer settings should be set at 9-10 sec.
Remarks by the Technician:
Date:
Signature: