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Clarke DT2H-UFAA50 User Manual

Clarke DT2H-UFAA50
49 pages
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C133292 rev AF
1/12/22
Operation and Maintenance
Instructions Manual
DP/DQ/DR/DS/DT MODEL ENGINES
FOR
FIRE PUMP APPLICATIONS
Clarke UK, Ltd.
Clarke Fire Protection Products, Inc.
Unit 1, Grange Works
100 Progress Place
Lomond Road
Cincinnati, OH 45246
Coatbridge
U.S.A.
ML5 2NN
United Kingdom
TELE: +44(0)1236 429946
FAX: +44(0)1236 427274
TELE: +1.513.771.2200 Ext. 427
FAX: +1.513.771.5375
www.clarkefire.com

Table of Contents

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Clarke DT2H-UFAA50 Specifications

General IconGeneral
Power Output6.5 HP
Fuel TypeUnleaded Petrol
Fuel Tank Capacity3.6 Litres
Oil Capacity0.6 Litres
Starting SystemRecoil Start
Max. RPM3600 RPM
Engine Type4-stroke, air-cooled

Summary

Introduction to Clarke Engines

Engine Identification and Nameplate Details

Details identification plates, model numbering, and serial numbers for engine identification.

Safety, Caution, and Warning Guidelines

Provides essential safety rules and warnings for operating the engine safely.

Installation and Operation Procedures

Installation Instructions for Optimal Performance

Flywheel Coupling Alignment Procedures

Engine Starting and Stopping

Procedure for Starting the Engine

Provides step-by-step instructions for starting the engine, including manual and automatic methods.

Engine Stopping Procedures

Emergency Engine Shutdown Instructions

Weekly Engine Operational Test

Engine Systems Overview

Fuel System Specifications and Maintenance

Covers diesel fuel specifications, testing, and maintenance requirements.

Diesel Fuel Specification Details

Diesel Fuel Specification Requirements

Specifies the required diesel fuel type and standards for Clarke fire pump drivers.

Fuel Filter Maintenance

Fuel Tank and Injection Pump Components

Air and Exhaust System Components

Lubrication System Maintenance

Checking Engine Sump Oil Level

Provides instructions on how to check the engine oil level using the dipstick.

Engine Oil and Filter Change Procedures

Procedure for Changing Engine Oil

Details the procedure for changing the engine oil, including drain plug torque.

Engine Oil Specifications and Capacities

Recommended Engine Oil Specification

Specifies the recommended API symbol and SAE viscosity for engine oil.

Cooling System Components and Parameters

Engine Coolant Selection Guidelines

Provides guidelines for selecting suitable engine coolant and its requirements.

Cooling System Water and Coolant Details

Coolant Inhibitors and Filling Procedures

Importance and Concentration of Coolant Inhibitors

Emphasizes the importance of coolant inhibitors for system protection and lists concentrations.

Cooling System Filling and Raw Water Supply

Raw Water Supply and Cooling Loop Details

Raw Water Flow Rate and Outlet Management

Setting and Verifying Raw Water Flow Rate

Explains how to set and verify the raw water flow rate for proper engine cooling.

Cooling System Strainers and Flow Monitoring

Raw Water Quality, Strainer Maintenance

Highlights the importance of strainer cleaning and potential issues with heat exchangers.

Important Service Notices for Cooling System

Electrical System Components and Diagrams

Speed Switch Functionality and Overspeed

Engine Speed Sensing Components

MECAB Speed Switch Troubleshooting Guide

Provides troubleshooting for MECAB speed switch malfunctions indicated by flashing lamps.

Pump Controller Alarm Simulation

Battery Requirements for Clarke Engines

Engine Speed Adjustment Procedure

Engine Maintenance Schedule

Troubleshooting Engine Issues

Warranty Information

General Warranty Statement and Responsibilities

Outlines the general warranty statement and responsibilities of manufacturer and dealer.

Clarke Warranty Coverage Details

Details the warranty duration and coverage for Clarke-supplied components.

Doosan Engine Manufacturer Warranty

Mentions the warranty provided by the engine manufacturer (Doosan) for basic engine components.

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