

The Clarke Fire Pump Diesel Engine JU6H-UF60 is a robust and reliable engine designed for fire protection applications. Known for its durability and efficiency, this model ensures optimal performance in critical situations, making it an essential asset for fire safety operations.
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Tensioning Guide
Belt-diagram
C-120 pulleys
+ 13 more
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Daily Electrical System Inspection
Replace Roller and Pulley
Install Engine B-120
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Motion Industries
Applied Industrial Technologies
Electrical Brothers
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Drive Motor
B2 Rollers
Tensioning System
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Clarke Fire Pump Diesel Engine JU6H-UF60
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6 Monthly Engine Maintenance
NOTE: The following Routine Maintenance schedule is based on an engine usage rate not exceeding 2 hours per month. For UL/FM engine models, also refer to NFPA25
Maintenance Tasks
IMPORTANT!
Set main pump controller to “OFF” while servicing engine. Before turning the main pump controller to the OFF" position
Also, alert the local fire department in the event that the main pump controller is connected by silent alarm to headquarters
When servicing is complete, return main pump controller selector to Automatic" position and the mode selector on the engine to “Automatic” position. Advise the appropriate personnel the engine has been returned to the “Automatic”"
Sign off on the engine maintenance
2 Yearly Engine Replacement
NOTE: The following Routine Maintenance schedule is based on an engine usage rate not exceeding 2 hours per month. For UL/FM engine models, also refer to NFPA25
Air Cleaner replaced
Batteries replaced
Belts replaced
Coolant Hoses replaced
Coolant replaced
IMPORTANT!
Set main pump controller to “OFF” while servicing engine. Before turning the main pump controller to the OFF" position
Also, alert the local fire department in the event that the main pump controller is connected by silent alarm to headquarters
1 Yearly Engine Oil Change
Operate the engine until it is warm
Stop the engine. Remove the sump drain plug and drain the lubricating oil from the sump. Fit the drain plug tighten the plug to 34 Nm (25lbf-ft) / 3.5 kgf-m
Fill the sump to the ‘FULL” mark on the dipstick with new and clean lubricating oil of an approved grade
Return the unit back into service by returning the AEC selector to “automatic” position and the manual operating lever to manual stop position
Dispose used oil properly
IMPORTANT!
Set main pump controller to “OFF” while servicing engine. Before turning the main pump controller to the OFF" position
Also, alert the local fire department in the event that the main pump controller is connected by silent alarm to headquarters
When servicing is complete, return main pump controller selector to Automatic" position and the mode selector on the engine to “Automatic” position. Advise the appropriate personnel the engine has been returned to the “Automatic”"
1 Weekly Engine Check
NOTE: The following Routine Maintenance schedule is based on an engine usage rate not exceeding 2 hours per month. For UL/FM engine models, also refer to NFPA25
Weekly Engine Check
While the engine is running inspect exhaust pipe outlet outside of the pump room itself for environmental hazards such as excessive smoke conditions. The following could be used as a guide for general engine operating conditions
Engine Smoke Condition
IMPORTANT!
• Set main pump controller to “OFF” while servicing engine. Before turning the main pump controller to the OFF" position
• Also, alert the local fire department in the event that the main pump controller is connected by silent alarm to headquarters
• When servicing is complete, return main pump controller selector to Automatic" position and the mode selector on the engine to “Automatic” position. Advise the appropriate personnel the engine has been returned to the “Automatic”"
Sign off on the weekly engine check
Engine Spped Adjustment
Start the engine by following the “To Start Engine” Procedure in this manual
Engine warmed up?
Loosen the jam nut(s) (Figure #38)
Rotate the long adjustor
Enter the desired RPM
Holding secure the long adjustor with a wrench tighten the jam nut
Stop engine by following “To Stop Engine” Procedure in this manual
Sign off on the engine speed adjustment
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Air Filter Service Kit
99-55050
Primary Fuel Filter
C02359
Droop Spring
13558
Run-Stop Solenoid Energized to Stop 24V
C07828
Run-Stop Solenoid Energized to Run 24V
C07826
Air Filter Service Kit
99-55050
Primary Fuel Filter
C02359
Droop Spring
13558
Run-Stop Solenoid Energized to Stop 24V
C07828
Run-Stop Solenoid Energized to Run 24V
C07826
Air Filter Service Kit
99-55050
Primary Fuel Filter
C02359
Droop Spring
13558
Run-Stop Solenoid Energized to Stop 24V
C07828
Run-Stop Solenoid Energized to Run 24V
C07826
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