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Clarke DR8H-UFKA40 User Manual

Clarke DR8H-UFKA40
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 DR8H-UFKA40 Specifications

General IconGeneral
BrandClarke
ModelDR8H-UFKA40
CategoryEngine
LanguageEnglish

Summary

1.0 INTRODUCTION

1.2 SAFETY/CAUTION/WARNINGS

Highlights engine temperature, moving parts, and operator responsibility for user safety.

2.0 INSTALLATION/OPERATION

2.3 INSTALLATION INSTRUCTIONS

Emphasizes the importance of correct installation for optimal performance and engine longevity.

2.4 SPECIFIC FLYWHEEL COUPLING ALIGNMENT INSTRUCTIONS

Details the procedure for checking and ensuring proper alignment of the pump and engine shafts.

2.5 STARTING/STOPPING THE ENGINE

Outlines the step-by-step procedures for safely starting and stopping the engine.

2.6 WEEKLY TEST

Details the requirements and procedures for conducting weekly engine operational tests.

3.0 ENGINE SYSTEMS

3.1 FUEL SYSTEM

Covers diesel fuel specifications, testing, and maintenance requirements for optimal performance.

3.3 LUBRICATION SYSTEM

Covers checking sump oil, changing engine oil, and oil specifications.

3.3.2 CHANGING ENGINE OIL

Provides a step-by-step guide for changing the engine's lubricating oil.

3.3.3 CHANGING OIL FILTER CARTRIDGE

Details the procedure for replacing the engine oil filter cartridge.

3.4 COOLING SYSTEM

Covers engine operating temperature, coolant selection, and capacity requirements.

3.4.6 PROCEDURE FOR FILLING ENGINE

Details the procedure for filling the engine cooling system and purging air pockets.

3.4.7 PROVIDING ADEQUATE RAW WATER SUPPLY TO THE ENGINE HEAT EXCHANGER

Explains the necessity of raw water supply for heat exchanger cooling to prevent overheating.

3.4.7.2 COOLING LOOP

Describes the standard NFPA 20 cooling loop piping arrangement and components.

3.4.7.3 SETTING RAW WATER FLOW RATE

Details the critical procedure for setting the raw water flow rate for proper engine cooling.

3.5 ELECTRICAL SYSTEM

Covers wiring diagrams and electrical system components for engine control and monitoring.

3.5.3 SPEED SWITCH (WHEN SUPPLIED)

Explains the function of the speed switch, overspeed conditions, and reset procedures.

3.5.5 MECHANICAL ENGINE CONTROL AND ALARM BOARD (MECAB) SPEED SWITCH TROUBLESHOOTING

Guides troubleshooting of engine sensor malfunctions and electrical over-currents via status lamps.

3.6 ENGINE SPEED ADJUSTMENT

Details the procedure for adjusting engine speed via the governor, recommending professional service.

4.0 MAINTENANCE SCHEDULE

5.0 TROUBLE SHOOTING

8.0 WARRANTY

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