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PAC Alcor JFTOT II User Manual

PAC Alcor JFTOT II
128 pages
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JFTOT II JET FUEL THERMAL OXIDATION TESTER
October 2003
Ve rsi o n 2 .1 o r l a ter
59297
300 BAMMEL WESTFIELD ROAD • HOUSTON, TEXAS 77090 USA
TELEPHONE: 281-580-0339 FAX: 281-580-0719

Table of Contents

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PAC Alcor JFTOT II Specifications

General IconGeneral
ApplicationJet Fuel Thermal Oxidation Tester
ModelAlcor JFTOT II
CategoryTest Equipment
ManufacturerPAC
Standard Test MethodsASTM D3241, IP 323
Flow Rate3.0 ml/min
Pressure500 psi
Heater Tube MaterialStainless Steel
Pressure Range0 to 500 psi

Summary

Preface

About This Manual

Describes the manual's scope and structure for JFTOT II models.

Introduction

Basic Design

Explains the JFTOT's fundamental operational principles and components.

Basic Principle

Details the computer control and automatic operations of the JFTOT II.

Model Types

Differentiates between JFTOT 230 and 240 models based on DP measurement.

Installation

Space Requirements

Specifies the minimum bench space, cabinet size, and clearances needed for installation.

Connect to Power Source

Details steps for connecting the JFTOT II to a power source.

Assemble Sliding Scale Assembly and Thermocouple

Instructions for attaching the scale assembly and thermocouple.

General Operational Information

Computer Display Screen and Keypad

Explains the interface for operator communication via display and keypad.

Main Operations

Outlines the six main operations selectable from the MAIN MENU.

Test Operation

Guides on setting up and running CUSTOM and D3241 thermal oxidation tests.

View Test Data Operation

Explains how to view and print saved test data from memory.

Autocal TC Operation

Describes calibrating the thermocouple and temperature measurement system.

Performing a Test

Inspection of Components

Guides on inspecting O-rings, seals, insulators, and stainless steel parts.

Cleaning

Provides steps for cleaning test fuel components with solvents.

Assembly of Heater Tube Section

Steps for assembling the heater tube, filter, and O-rings.

Preparation of Test Fuel

Guidance on preparing test fuel, including temperature and aeration.

Setting of Controls

How to set heater tube temperature, test time, and flowrate.

Heater Tube Deposit Rating

Visual Method

Describes the visual method for rating heater tube deposits using a tuberator.

Appendices

Precautionary Statements For Hazardous Materials

Lists safety precautions for handling hazardous materials.

JFTOT Equipment Description

Provides a detailed description of the JFTOT II apparatus and its systems.

Introduction

ASTM D3241

Explains the D3241 manual's purpose and scope for JFTOT II.

Preparation for Test

Inspection of Components

Guides on inspecting O-rings, seals, insulators, and stainless steel parts.

Cleaning

Steps for cleaning test components using appropriate solvents.

Assembly of Heater Tube Test Section

Steps for assembling the heater tube, filter, and O-rings.

Preparation of Test Fuel

Guidance on preparing test fuel, including temperature and aeration.

Test Procedure

Setting the Controls

Guides on setting heater tube temperature and test parameters.

Venting the Fuel System

Procedures for venting air from the fuel system.

Start-Up

Steps to start the JFTOT II and initiate a D3241 test.

Shutdown

Procedures for properly shutting down the JFTOT II after a D3241 test.

Disassembly

Steps for Disassembly

Step-by-step guide for disassembling the JFTOT II components.

Introduction

Calibration of Heater Tube Temperature Controller (AUTOCAL)

Procedure for calibrating the heater tube temperature controller.

Checking Validity of ∆P Transducer (DPT)

Procedure for checking the validity of the ∆P transducer.

Checking Validity of Fuel Flow Rate

Procedure for checking the validity of the fuel flow rate.

Calibration of Heater Tube Temperature Controller

The AUTOCAL PROCEDURE

Used for calibrating the temperature controller and thermocouple.

Checking Validity of ∆P Transducer (DPT)

The Standardization Technique

Uses a fuel of known density to standardize the DPT.

Checking Validity of Fuel Flow Rate

Calculate the Flow Rate

Formula and steps to calculate the fuel flow rate.

Checking Aeration Flow, Timer, and Coolant Flow

Check the Aeration Flowmeter

Procedure to check the aeration flowmeter accuracy.

Check the Timer

Methods to verify the accuracy of the internal timer.

Check the Coolant Flowmeter

Procedure to verify the coolant flowmeter accuracy.

Introduction

Maintenance (Routine and Repair)

Discusses the range of maintenance tasks for the JFTOT II.

Technical Specifications

Routine Maintenance

Autocal Calibrator Tin Replacement

Steps for replacing the tin in the AutoCal Calibrator.

Autocal Calibrator Lead Replacement

Steps for replacing the lead in the AutoCal Calibrator.

Thermocouple Replacement and Position Adjustment

Instructions for replacing and adjusting the thermocouple.

Cleaning Bus Bar Contacts

Procedures for cleaning the gold-plated bus bar contacts.

Aeration Dryer Replacement

Guides on when and how to replace the aeration dryer silica gel.

Lubricating Drive Pump Assembly

Details lubrication procedures for the drive pump assembly.

Checking and Adjusting Drive Pump Gearbelt Tension

Steps for checking and adjusting drive pump gearbelt tension.

Troubleshooting

Introduction

ISO 9000 Section

Recommended documentation for installing JFTOT in an ISO 9000 certified lab.