This Channel is to aid those candidates who are appearing for MEO Class IV Orals in MMD in respective functions such as COSCPOOL, MOTOR, MEP AND ELECTRICAL.
It aims at solving the Frequently Asked Questions during Orals and tips to clear in lesser attempt with Correct and To The Point answering in a simplistic manner.

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Disclaimer - This Channel is for Guidance Purposes only. It doesn't guarantee absolute assurance on Clearing the Orals.

EEDI - EEXI - CII | Differences | Definitions Explained | Important Points covered | Do watch 👍🚢
3:09
EEDI - EEXI - CII | Differences | Definitions Explained | Important Points covered | Do watch 👍🚢
Purifier Room Tour 👍👍 Machineries in a Purifier Room !! Subscribe to @CLASS4ORALS!
5:29
Purifier Room Tour 👍👍 Machineries in a Purifier Room !! Subscribe to @CLASS4ORALS!
How to Overhaul Tanabe Main Air Compressor Discharge Valve👍Step By Step Procedure IMP Must Watch !!
16:17
How to Overhaul Tanabe Main Air Compressor Discharge Valve👍Step By Step Procedure IMP Must Watch !!
How to test Float Switch of a Sewage Treatment Plant STP on Ship | Must Watch Full
4:52
How to test Float Switch of a Sewage Treatment Plant STP on Ship | Must Watch Full
How To Test Float Switches of Sewage Treatment Plant 😯🤔 Important
4:41
How To Test Float Switches of Sewage Treatment Plant 😯🤔 Important
Scrape Down Analysis (CCM Test) of Main Engine Scavenge Oil | Procedure Explained | Must Watch Full
6:25
Scrape Down Analysis (CCM Test) of Main Engine Scavenge Oil | Procedure Explained | Must Watch Full
Alfa Laval Purifier Starting Procedures IMP Step by Step Explained | HFO Purifiers SA851 #alfalaval
9:36
Alfa Laval Purifier Starting Procedures IMP Step by Step Explained | HFO Purifiers SA851 #alfalaval
How to Fire a Boiler in Emergency Mode? 👍Manual Firing of SAAKE boiler !!
2:56
How to Fire a Boiler in Emergency Mode? 👍Manual Firing of SAAKE boiler !!
Funnel Flaps Try Out from Fire Station | Opening and Shut on Ship | Saturday Routine on Ship
2:36
Funnel Flaps Try Out from Fire Station | Opening and Shut on Ship | Saturday Routine on Ship
Emergency Generator Starting with Spring Starter Mechanism 👍 Saturday Routine Important | Must Watch
1:41
Emergency Generator Starting with Spring Starter Mechanism 👍 Saturday Routine Important | Must Watch
Reverse Power Trip Try Out for Generator Alternator
1:37
Reverse Power Trip Try Out for Generator Alternator
Rescue Boat Release Hook Mechanism | Operating Instructions | Rescue Boat #rescueboat #Releasehook
3:43
Rescue Boat Release Hook Mechanism | Operating Instructions | Rescue Boat #rescueboat #Releasehook
Purifier Overflowing Reasons Important Points | Mitsuibishi Purifier AlfaLaval Purifiers | MMD Orals
16:17
Purifier Overflowing Reasons Important Points | Mitsuibishi Purifier AlfaLaval Purifiers | MMD Orals
Oxter Plate | Coffin Plate | Shoe Plate Explained 👍 Ship Construction | Ship Strakes | COSCPOOL 👍
8:27
Oxter Plate | Coffin Plate | Shoe Plate Explained 👍 Ship Construction | Ship Strakes | COSCPOOL 👍
Generator Maintenance & Safeties ⚡ Alternator Maintenance on board Ship 🛠️ Important Key Points 👍
8:21
Generator Maintenance & Safeties ⚡ Alternator Maintenance on board Ship 🛠️ Important Key Points 👍
Bursting Disc Bursts 😯 in Main Air Compressor Action Taken | Material & Intercooler | Maneuvering
27:38
Bursting Disc Bursts 😯 in Main Air Compressor Action Taken | Material & Intercooler | Maneuvering
Difference between MLC vs ISM Code | Maritime Labour Convention | ISM Code | Class 4 Orals
7:32
Difference between MLC vs ISM Code | Maritime Labour Convention | ISM Code | Class 4 Orals
10000 Subscribers Completed | Thank You | Class 4 Orals Marine Hub
2:01
10000 Subscribers Completed | Thank You | Class 4 Orals Marine Hub
How Many Friction Pads are used in Mitsubishi Purifiers ? Friction Pads and Friction Block Pulley
8:03
How Many Friction Pads are used in Mitsubishi Purifiers ? Friction Pads and Friction Block Pulley
Main Engine Blow Through And Engine Starting Procedure | Step by Step
3:23
Main Engine Blow Through And Engine Starting Procedure | Step by Step
How to do TBN test and Water in Oil test tor Oil samples ? Important video #digicell #Unitor
15:48
How to do TBN test and Water in Oil test tor Oil samples ? Important video #digicell #Unitor
Main Air Compressor Alarms • High Air Temp • Lube oil pressure low Testing | Important Video 👍
2:31
Main Air Compressor Alarms • High Air Temp • Lube oil pressure low Testing | Important Video 👍
Stuffing Box Drain Sampling and Calculation | Main Engine | Important
1:28
Stuffing Box Drain Sampling and Calculation | Main Engine | Important
Bunkering Documents and Forms Required | Must Watch | Important | ViswaLab | Fobas
31:22
Bunkering Documents and Forms Required | Must Watch | Important | ViswaLab | Fobas
Fuel Oil Auto Backwash Filter Working | Fuel Oil Supply Unit | Alfa Laval System
1:05
Fuel Oil Auto Backwash Filter Working | Fuel Oil Supply Unit | Alfa Laval System
Engine Control Room ECR of a Ship | What are the Equipments and control systems in Engine Room 🤷‍♂️
8:42
Engine Control Room ECR of a Ship | What are the Equipments and control systems in Engine Room 🤷‍♂️
How to Add Oil in Purifier Sump ? Mitsubishi Purifier | Important Video | Watch full
2:24
How to Add Oil in Purifier Sump ? Mitsubishi Purifier | Important Video | Watch full
Purifier Desluding Operation Procedure Steps | Mitsubishi Purifier SJ70H | Must Watch | Important
4:41
Purifier Desluding Operation Procedure Steps | Mitsubishi Purifier SJ70H | Must Watch | Important
Bunkering Operations & Bunker Checklist - PART 1 | Bunker Procedures Explained | Important Tips
12:49
Bunkering Operations & Bunker Checklist - PART 1 | Bunker Procedures Explained | Important Tips
What is Ship Security Officer (SSO) | Declaration of Security (DOS) | ISPS Code | SOLAS Chapter XI-2
6:01
What is Ship Security Officer (SSO) | Declaration of Security (DOS) | ISPS Code | SOLAS Chapter XI-2