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Level Transmitter

This document outlines the steps for replacing a level radar that is not working on the 222 sludge filter. Key steps include: 1. Obtaining permits and preparing spare parts. 2. Disconnecting the old level transmitter's signal cable and removing it using a grinder. 3. Installing the new level transmitter and connecting the signal cable. 4. Performing calibration tests and measurements. 5. Returning the input block to automatic mode on the DCS and cleaning up.

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Mohd A Ishak
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47 views3 pages

Level Transmitter

This document outlines the steps for replacing a level radar that is not working on the 222 sludge filter. Key steps include: 1. Obtaining permits and preparing spare parts. 2. Disconnecting the old level transmitter's signal cable and removing it using a grinder. 3. Installing the new level transmitter and connecting the signal cable. 4. Performing calibration tests and measurements. 5. Returning the input block to automatic mode on the DCS and cleaning up.

Uploaded by

Mohd A Ishak
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLS, PDF, TXT or read online on Scribd
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ELECTRICAL JOB METHOD -

A. TASK B. PLANT SECTION DATE OF ISSUE


to install prosonic level 222 sludge filter 10/11/2009

C. TASK PURPOSE & IMPORTANCE


replace level radar kaput

D. HAZARD E. RISK & PRECAUTIONS


1. rotating machine 1. injury - keep clear
2. hot work

F. TOOLS & EQUIPMENT G. SPARES & CONSUMABLES


1. toolbox 1. WD40
2 2

H. PREPARATION:
1. Obtain the PTW and Electrical permit
2. prepare spare
3. Understand the hazard of that area

I. PROCESS CONDITION FOR INSTALLATION / TESTING


1

J. JOB METHODS / TASK DESCRIPTION


1. Do physical inspection
2. Obtain PTW certificate & EWP and bring the motor to site.
3.On DCS put input block in manual
4.disconnect signal cable
5. Remove old transmitter by cutting boltuse grinder
6. Install new level
7. Connect signal cable
8. Measure bosch from bottom to top
9. Enter new calibration Empty & Full
10. Measure distance liquid surface to level sensor
11. On DCS normalise back input block to auto
12. Do housekeeping
13. Sign off PTW

K. ONLINE TESTING / INSPECTION TASK DESCRIPTION


ELECTRICAL JOB METHOD -

A. TASK B. PLANT SECTION DATE OF ISSUE


To Remove Motor Purge Fan(37 kw 2890 Rpm) Black End 216/006/1 08.11.2009

C. TASK PURPOSE & IMPORTANCE

D. HAZARD E. RISK & PRECAUTIONS


1 ) WEIGHT 1. Electricity
2)

F. TOOLS & EQUIPMENT G. SPARES & CONSUMABLES


Spanar, Puller, Screw driver, Multi meter, Megger, Cotton rag, WD 40, Grease, Cable ties, gloves, PVC tape, Molikote,
Thermometer, Tachometer, Flat and spring washer, Bolts and nuts.
Vibration pen, Sling belt, Shackle,

H. PREPARATION:
1. Obtain the PTW and Electrical permit
2 . Understand the hazard of that area
3. Take Two
4. Hang the chain block

I. PROCESS CONDITION FOR INSTALLATION / TESTING


1. Check the motor rotation for that motor.

J. JOB METHODS / TASK DESCRIPTION


1.Carry out megger test and check winding ohmic values.(PM checklist attached) at store area
2. Obtain PTW certificate & EWP and bring the motor/ pump to site.
3. Select switch to manual at MCC.
4. Switch off the switch fuse and confirm the circuit is dead.
5. Remove the fuses. Lock the switch fuse by using padlock.(EIP Procedure)
6. Put men working under permit sign at panel.
7. Ensure the MCC is isolated. Try to start on manual mode at site.
8. Open terminal cover box and disconnect cable and tape.
9. Remove cover belting and dismantel.
10.Remove bolt and nut motor base
11.Lifting Motor and send to workshop
12.Barricate at area
13 Carry out housekeeping & permit cancellation

K. ONLINE TESTING / INSPECTION TASK DESCRIPTION

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