Engine
HIGH-PERFORMANCE HYUNDAI THETA LPG ENGINE
The 4-cylinder, dual overhead cam engine produces 52 HP and 114 ft-lbs of torque @ 1500 rpm for superior performance.
![C15C/18C/20SC GEN2](/mediaroot/media/userfiles/useruploads/438/image/forklifts/c15_motor_clark_forklift.png)
Internal, self-lubricating chain-driven cams and automatic chain tensioner provide long-life and protection from debris.
Brake System
SIMPLE & ERROR PROOF
Foot applied brake can be released by hand or foot
Transmission disengages when parking brake is set preventing driving against brakes
Horn will sound if brake is not set after 3 seconds
Hydraulic System
MAXIMUM HORSEPOWER
Uses load-sensing flow control valve to reduce heat build-up
OPTIMUM PERFORMANCE OF ATTACHMENTS
Main hydraulic valve incorporates adjustable flow controls for tilt and auxiliary functions
![C15C/18C/20SC GEN2](/mediaroot/media/userfiles/useruploads/438/image/forklifts/c15_transmission_clark_forklift.png)
SECTIONAL DESIGN
Allows for easy addition of extra functions and simplifies service
UPRIGHT MOUNTED LOAD LOWERING VALVE
Controlled lowering independent of engine speed
FRAME
ONE PIECE FRAME
Heavy duty, welded & formed steel plate protects from impact damage and extends the life of the truck
![C15C/18C/20SC GEN2](/mediaroot/media/userfiles/useruploads/438/image/forklifts/c15_frame_clark_forklift.png)
An integral hydraulic sump, with remote breather provides cooling for hydraulics in tough applications
Steering Axle
RUGGED "DOUBLE SHEAR" DESIGN
To withstand impact without loosening or breaking
![C15C/18C/20SC GEN2](/mediaroot/media/userfiles/useruploads/438/image/forklifts/c15_steer_axle_clark_forklift.png)
SIMPLE, DOUBLE-ENDED CYLINDER DESIGN
Provides additional steering force
Dash Display
MICROPROCESSOR
Monitors condition and controls function of truck systems
Controls neutral starting and prevents cranking while engine is running
LCD DISPLAY
Hourmeter and maintenance intervals are displayed
![C15C/18C/20SC GEN2](/mediaroot/media/userfiles/useruploads/438/image/forklifts/c15_control_panel_clark_forklift.png)
LED LIGHTS INDICATE
Transmission temperature
Engine oil pressure
Alternator charge
Fuel system malfunction
Park brake applied
Maintenance required
Seat belt
PUSH SWITCHES
Headlight and optional worklights are controlled with push switches
Upright & Carriage
MAXIMUM VISIBILITY
Nested I-channel allows space for cylinders, hoses and chains
![C15C/18C/20SC GEN2](/mediaroot/media/userfiles/useruploads/438/image/forklifts/c15_upright_clark_forklift.png)
HYDRAULIC CUSHIONING VALVE
Silent staging reduces shock and vibration
SHIMMABLE, SEALED & CANTED ROLLERS
Carriage has 6 rollers to maximize load distribution and reduce free play
Operator Compartment
OPTIONAL FULLY ADJUSTABLE, FULL SUSPENSION SEAT
Molded for support with non-cinching, retractable seat belt
TILT STEERING COLUMN
Adjust to suit operator and provides easier entry/exit
![C15C/18C/20SC GEN2](/mediaroot/media/userfiles/useruploads/438/image/forklifts/c15_operator_clark_forklift.png)
COWL MOUNTED HYDRAULIC CONTROLS
Located and sized for ease of use
THICK MOLDED FLOOR MAT
Reduces vibration and noise level to improve operator comfort