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Clarke C18H User Manual

Clarke C18H
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Operation and Maintenance
Instructions Manual
C18H MODELS
ELECTRONIC VARIABLE SPEED ENGINES
FOR
FIRE PUMP APPLICATIONS
This manual covers Caterpillar Engines
Prepared by Clarke
for fire pump service
Clarke Fire Protection Products, Inc. Clarke Fire Protection Products, Ltd.
100 Progress Place Unit 1, Grange Works
Cincinnati, OH 45246 Lomond Road
U.S.A. Coatbridge
ML5 2NN
United Kingdom
TELE: +1.513.475.3473
FAX: +1.513.771.0726
TELE: +44(0)1236 429946
FAX: +44(0)1236 427274
www.clarkefire.com
C137882
11/20
RevD

Table of Contents

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Clarke C18H Specifications

General IconGeneral
BrandClarke
ModelC18H
CategoryIndustrial Equipment
LanguageEnglish

Summary

INTRODUCTION

IDENTIFICATION/NAMEPLATE

Information on engine model, serial number, ratings, and manufacturing details.

SAFETY/CAUTION/WARNINGS

PRECAUTIONS FOR WELDING

EMERGENCY AND FIRST AID PROCEDURES

Guidance for handling fires, burns, electrocution, and other emergencies.

WARNING LABELS

Explains the meaning of various warning labels affixed to the engine.

INSTALLATION AND OPERATION

TYPICAL INSTALLATION

Shows a diagram and list of components for a typical fire pump installation.

ENGINE STORAGE

Procedures for storing engines for less than or more than one year.

COOLANT SYSTEM

Instructions for coolant system preparation before engine storage.

REMOVAL FROM STORAGE

Steps to follow when taking an engine out of storage.

INSTALLATION INSTRUCTIONS

FLYWHEEL COUPLING ALIGNMENT

DRIVESHAFT ALIGNMENT

Detailed steps for checking and performing driveshaft alignment between pump and engine.

WEEKLY TEST

STARTING AND STOPPING THE ENGINE

TO START ENGINE

Procedures for starting the engine using the main controller or gauge panel.

SOFT START PROCEDURE

Method to start the engine at a reduced speed for testing or initial setup.

TO STOP ENGINE

Instructions for stopping the engine via the main controller or gauge panel.

ENGINE GAUGE PANEL

ECM SELECTOR SWITCH

Describes the ECM selector switch and manual switching between primary/alternate ECMs.

DUAL ECM AUTOMATIC SWITCHING

Explains the automatic switching mechanism between dual ECMs upon failure detection.

PROGRAMMING ECM

Procedure for programming ECMs, requiring a certified service dealer.

USING THE POWERVIEW GAUGE

How to navigate and view engine parameters and diagnostic trouble codes.

POWERVIEW GAUGE OPERATION

USER SETTINGS ADJUSTMENT

Customizing gauge display settings like brightness, contrast, units, and language.

AUXILIARY PARAMETERS

Displays additional engine and system performance data beyond the default six-up display.

FIRE PUMP PARAMETERS

Displays specific parameters related to the fire pump system if equipped.

USER GAUGES ADJUSTMENT

Customizing which parameters are displayed on specific gauges.

ENGINE SETTINGS DATA

Read-only engine settings, primarily for troubleshooting activities.

TROUBLE CODE ACCESS

STORED FAULTS

How to view past diagnostic trouble codes, their SPN, FMI, and occurrence count.

ACTIVE TROUBLE CODES

ENGINE SHUTDOWN CODES

ENGINE SYSTEMS

FUEL SYSTEM

Covers all aspects of the engine's fuel system, including specifications and maintenance.

DIESEL FUEL SPECIFICATION

Specifies the required diesel fuel type, grade, and acceptable additives for engine operation.

BLEEDING THE FUEL SYSTEM

Procedures for removing air from the fuel system after filter changes or fuel depletion.

PRIMING C18H ENGINE

Specific steps to prime the C18H engine fuel system after secondary filter changes.

CHANGING THE FUEL FILTERS

Detailed instructions for replacing primary and secondary fuel filters.

FUEL TANKS

Recommendations for fuel tank maintenance to prevent condensation and ensure fuel quality.

AIR/EXHAUST SYSTEM

AMBIENT CONDITIONS

Discusses engine de-rating based on ambient conditions for optimal performance.

VENTILATION

Requirements for adequate engine compartment ventilation for cooling and emissions.

STANDARD AIR FILTER

Information on the reusable air filter, its servicing, and precautions.

AIR FILTER SERVICE INSTRUCTIONS

Step-by-step guide for cleaning and oiling the air filter element.

EXHAUST SYSTEM

Importance of proper exhaust system design and maximum backpressure limits.

LUBRICATION SYSTEM

CHECKING SUMP OIL

Procedure for checking and maintaining the engine oil level using the dipstick.

CHANGING ENGINE OIL

Steps for draining and refilling the engine oil and replacing the filter.

CHANGING OIL FILTER CARTRIDGE

Instructions for removing and installing the engine oil filter cartridge.

OIL SPECIFICATION

Details on the recommended engine oil type, grade, and important notes for topping up.

OIL CAPACITIES

Specifies the oil capacity for the C18H engine models.

COOLING SYSTEM

INTENDED ENGINE OPERATING TEMPERATURE

Specifies the normal operating temperature range for C18H engines and alarm points.

ENGINE COOLANT

Guidelines for selecting suitable coolant mixtures, including requirements for heavy-duty diesel engines.

WATER

Discusses water quality and its impact on the cooling system, recommending distilled water.

COOLANT CAPACITIES

Lists acceptable coolant types and capacities for C18H engines.

COOLANT INHIBITORS

Emphasizes the importance of coolant inhibitors for corrosion and scale prevention.

PROCEDURE FOR FILLING ENGINE

Steps for filling the cooling system, purging air, and checking fill levels.

RAW WATER SUPPLY

RAW WATER SUPPLY

Explains the need for raw water flow to heat exchangers and charge air coolers.

COOLING LOOP

Describes the function and components of the cooling loop system.

SETTING RAW WATER FLOW RATE

Critical procedure for establishing correct raw water flow for engine cooling at maximum pump load.

RAW WATER OUTLET

Discusses requirements for discharging waste water from the heat exchanger outlet.

RAW WATER QUALITY STRAINERS

Importance of cleaning strainers to prevent engine failure due to reduced cooling water flow.

BACKFLOW PREVENTERS

Mentions the allowance for backflow preventers in cooling lines per NFPA 20.

RAW WATER OUTLET TEMPERATURE

Notes local code considerations for discharging hot water.

FLOW PATHS OF ENGINE COOLING SYSTEM

Diagrams illustrating coolant and raw water flow paths in heat exchanger and radiator systems.

IMPORTANT SERVICE NOTICE

WATER PUMP CAVITATION

Explains the causes and potential damage from water pump cavitation in the cooling system.

ELECTRICAL SYSTEM

WIRING DIAGRAMS

Lists drawing numbers for DC and AC voltage wiring diagrams for the engine instrument panel.

CHECKING DRIVE BELT TENSION

Procedures for checking and adjusting drive belt tension for the alternator.

ENGINE OVERSPEED

Actions to take in case of engine overspeed, including shutdown and reset procedures.

FIELD SIMULATION OF PUMP ALARMS

How to simulate various pump controller alarms for testing purposes.

BATTERY REQUIREMENTS

Specifies battery type, size, and performance criteria for engine starting.

ENGINE SPEED ADJUSTMENT

MAINTENANCE SCHEDULE

ROUTINE MAINTENANCE

Routine maintenance tasks categorized by frequency (weekly, 6 months, 1 year, 2 years).

TROUBLE SHOOTING

DIAGNOSTIC TROUBLE CODES

Explains diagnostic trouble codes (DTCs) and how they are displayed.

APPENDIX B CATERPILLAR LIMITED WARRANTY

APPENDIX C PLD MAINTENANCE AND OPERATION

OVERVIEW AND PRINCIPLES OF OPERATION

Introduces the Pressure Limiting Driver (PLD) system and its function.

IDENTIFICATION/NAMEPLATE

Details specific information found on the PLD equipped engine nameplate.

PLD ENGINE MODELS

Lists Clarke PLD equipped engine models, referencing Appendix A.

INSTALLATION INSTRUCTIONS

CONNECTIONS

Describes connection points for pressure sensing and system integration.

DISCHARGE / SUCTION PRESSURE

Specifies how to connect lines for measuring discharge and suction pressure.

START-UP INSPECTION INSTRUCTIONS

Essential checks and procedures before initial engine start-up.

DISABLING VSPLC / VSSLC

Steps to disable the Variable Speed Pressure/Suction Limiting Controls for testing.

BLEEDING THE PLD SPEED CONTROL SYSTEM

Procedure to remove air from the PLD speed control system.

INITIAL START UP

Steps for the first engine start, including setting speed and recording pressures.

MAIN RELIEVE VALVE SETTING

Recommended setting for the Main Relieve Valve relative to the PLD set point.

SYSTEM MONITORING

How to use the Powerview gauge to monitor PLD system set points and pressures.

OPERATION

FREEZE PROTECTION

Measures to protect the unit from freezing.

FAILURE MODE

Describes PLD system failure behavior and troubleshooting alerts.

ADJUSTMENTS

Notes on field adjustments, primarily fine-tuning throttle for rated speed.

ENGINE SYSTEMS

ELECTRICAL SYSTEM

Introduction to the engine's electrical system and wiring diagrams.

MAINTENANCE

WEEKLY EXERCISE

Record pump shutoff pressure and engine RPM during weekly tests.

TROUBLESHOOTING

POWERVIEW GAUGE DIAGNOSTICS

Troubleshooting issues related to the Powerview gauge and pressure transmitters.

PRESSURE TRIMMING CAPABILITY

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