Clarke DR8H-NLKA40 User Manual

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

Clarke DR8H-NLKA40 Specifications

General

Starting System	Recoil Start
Engine Speed	3600 rpm
Fuel Type	Unleaded petrol
Cooling System	Air-cooled
Ignition System	Transistorized magneto ignition
Lubrication System	Splash
Engine type	4-stroke, single cylinder, OHV

Summary

1.0 INTRODUCTION

1.1 IDENTIFICATION/NAMEPLATE

Details on engine and serial number identification plates.

2.0 INSTALLATION/OPERATION

2.1 TYPICAL INSTALLATION

Illustrates a typical fire pump installation setup.

2.5 STARTING/STOPPING THE ENGINE

Procedures for starting and stopping the engine.

3.0 ENGINE SYSTEMS

3.1 FUEL SYSTEM

Information on diesel fuel specifications and system maintenance.

3.3 LUBRICATION SYSTEM

Procedures for checking and changing engine oil.

3.3 LUBRICATION SYSTEM

3.3.3 Changing Oil Filter Cartridge

Steps to replace the engine oil filter cartridge.

3.3.4 Oil Specification

Details on approved oil types and specifications.

3.4 COOLING SYSTEM

3.4.1 Intended Engine Operating Temperature

Specifies the normal operating temperature range for the engine.

3.4.2 Engine Coolant

Guidelines for selecting and using engine coolant.

3.5 ELECTRICAL SYSTEM

3.5.2 Checking Drive Belt Tension and Adjustment

Procedure for checking and adjusting drive belt tension.

3.5.1 Wiring Diagrams (Only with Engine Gauge Panel)

3.6 ENGINE SPEED ADJUSTMENT

4.0 MAINTENANCE SCHEDULE

4.1 ROUTINE MAINTENANCE

5.0 TROUBLE SHOOTING

6.0 PARTS INFORMATION

6.1 SPARES

8.0 WARRANTY

8.1 GENERAL WARRANTY STATEMENT

8.2 CLARKE WARRANTY

8.3 DOOSAN WARRANTY

1.2 SAFETY/CAUTION/WARNINGS

BASIC RULES

2.3 INSTALLATION INSTRUCTIONS

DECLARATION OF INCORPORATION

WHAT TO DO IN AN EMERGENCY

WARNING LABELS

2.1 TYPICAL INSTALLATION

2.4 SPECIFIC FLYWHEEL COUPLING ALIGNMENT INSTRUCTIONS

2.4.1 Listed Driveshafts

2.4.2 Driveshaft

2.5 STARTING/STOPPING THE ENGINE

2.5.1 To Start Engine

2.5.2 To Stop Engine

2.5.3 Emergency Stop Instructions

3.1 FUEL SYSTEM

3.1.1 Diesel Fuel Specification

3.1.2 Bleeding the Fuel System

3.1.3 Changing the Fuel Filter Cartridges

3.2 AIR/EXHAUST SYSTEM

3.2.3 Standard Air Cleaner

3.2.3 Standard Air Cleaner

AIR FILTER SERVICE INSTRUCTIONS

3.2.5 Exhaust System

3.3.1 Checking Sump Oil

3.3.2 Changing Engine Oil

3.3.3 Changing Oil Filter Cartridge

3.4.5 Coolant Inhibitor

3.4.6 Procedure for Filling Engine

3.4.7 Providing Adequate Raw Water Supply to the Engine Heat Exchanger

3.4.7.1 Raw Water Supply

3.4.7.2 Cooling Loop

3.4.7.3 Setting Raw Water Flow Rate

3.4.7.5 Raw Water Quality, Strainers and Deterioration of Heat Exchanger (or CAC)

3.4.9 IMPORTANT SERVICE NOTICE

3.4.9.1 Cavitation

3.5.2 Checking Drive Belt Tension and Adjustment

3.5.3 Speed Switch (when supplied)

3.5.5 Mechanical Engine Control and Alarm Board (MECAB) Speed Switch Troubleshooting

8.3 DOOSAN WARRANTY

WARRANTY LIMITATIONS

APPLICATION OF WARRANTY CLAIMS

SUPPLIER and BUYER RESPONSIBLITIES

SETTLEMENT OF DISPUTES