Standard Operating Procedure for Car Parking Supply Air Fan Maintenance

SOP Number: Hotel Engineering SOP  – 20

Department: Engineering and Maintenance

Date Issued: 11–Mar-2018

Time to Train: 30 Minutes

Car Parking Supply Air Fan Maintenance Checklist and Procedure:

Required Tools:

1. Screwdriver.

2. Clamp meter.

3. Crimping Tool.

4. Tester.

5. Megger.

6. Oil Can.

7. Grease Gun.

8. Plier.

9. Spanner Set.

10. Brush.

11. Bush.

12. Line Tester.

Consumable Parts:

1. PVC tape.

2. WD- 40.

3. Lubricating Oil.

4. Grease.

5. Carbon removing compound.

6. Old cleaning clothes.

Car Parking Supply Air Fan Maintenance Activity:

Car Parking Supply Air :

• Check the shaft position, in case if the shaft is loose tight it.

• Check the shaft alignment and fix it if required.

• Check the key position and any loose key to be replaced or tightened.

• Check the fan blade positions, any loose blades to be tightened.

• Change or replace any broken fan or fan leaf.

• Check the ball bearing and if required do oiling/greasing.

• Change the bearing if it is noisy.

• Check the oil level of the gear.

• Check and verify the gear assembly, any broken teeth to be replaced.

• Check the foundation and verify if it is broken/loose

Fan Motor:

• Motor Should be of minimum 12.5 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 18 Amp.

• Check and verify the overload relay setting should be 12 Amp.

• Overload relay range should be between 9Amp to 15Amp.

• Check and verify the control fuse rating at 4 Amp.

• Check and verify the MCB rating should be at 100 Amp.

• Check and verify the timer settings should be set at 6 sec.

Remarks by the Technician:

Date:

Signature: