Clarke DP6H-UFKA62 - 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

Summary

1.0 INTRODUCTION

1.1 IDENTIFICATION;NAMEPLATE

Details on engine and model identification plates and their locations.

1.2 SAFETY;CAUTION;WARNINGS

BASIC RULES

Recommendations to reduce risk to persons and property when the engine is in service or out of service.

WHAT TO DO IN AN EMERGENCY

CARBON MONOXIDE POISONING (CO)

Information on CO hazards and immediate actions for suspected poisoning.

CAUSTIC BURNS

Guidance for treating burns caused by battery acid, oil, or fuel.

ELECTROCUTION

Information on electrical hazards and precautions during electrocution incidents.

2.0 INSTALLATION;OPERATION

2.1 TYPICAL INSTALLATION

Illustrates a standard fire pump installation with key components identified.

2.3 INSTALLATION INSTRUCTIONS

2.4 SPECIFIC FLYWHEEL COUPLING ALIGNMENT INSTRUCTIONS

2.4.1 Listed Driveshafts

2.4.2 Driveshaft

Procedure for checking and correcting driveshaft alignment and tightening bolts.

2.5 STARTING;STOPPING THE ENGINE

2.5.1 To Start Engine

Detailed instructions for starting the engine, including pre-checks and controller usage.

2.5.2 To Stop Engine

2.5.3 Emergency Stop Instructions

Procedures for shutting down the engine using the emergency stop lever when other methods fail.

2.6 WEEKLY TEST

3.1.1 Diesel Fuel Specification

3.1.2 Bleeding the Fuel System

3.1.3 Changing the Fuel Filter Cartridges

AIR FILTER SERVICE INSTRUCTIONS

3.3.2 Changing Engine Oil

3.3.3 Changing Oil Filter Cartridge

Instructions for changing the engine oil filter cartridge, including lubrication and tightening.

3.3.4 Oil Specification

3.4 COOLING SYSTEM

3.4.2 Engine Coolant

3.4.5 Coolant Inhibitor

3.4.6 Procedure for Filling Engine

3.4.6.1 Partial Fill

Step-by-step guide for partially filling the engine cooling system and purging air.

3.4.7 Providing adequate Raw Water Supply to the Engine Heat Exchanger

3.4.7.1 Raw Water Supply

Importance of raw water supply for heat exchanger cooling and preventing engine overheating.

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)

3.4.8 Flow Paths of Engine Cooling System

3.4.9 IMPORTANT SERVICE NOTICE

3.4.9.1 Cavitation

3.5 ELECTRICAL SYSTEM

3.5.1 Wiring Diagrams (Only with Engine Gauge Panel)

3.5.2 Checking Drive Belt Tension and Adjustment

3.5.3 Speed Switch (when supplied)

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

3.5.4 Magnetic Pick-Up (when supplied)

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

Three (3) blinks - Engine Coolant Temperature Sensor malfunction

Five (5) blinks on instrument panel - Oil pressure switch or Engine speed sensor (magnetic pick-up) malfunction

3.5.6 FIELD SIMULATION OF PUMP CONTROLLER ALARMS

Alarm 2: Low Oil Pressure

Alarm 3: High Engine Coolant Temperature

Alarm 4: Low Engine Coolant Temperature

Alarm 5: Overcrank

3.6 ENGINE SPEED ADJUSTMENT

5.0 TROUBLE SHOOTING

Clarke DP6H-UFKA62 Specifications

General

Brand	Clarke
Model	DP6H-UFKA62
Category	Engine
Language	English