TM-9-2815-225-34-P
ENGINE, DIESEL: 6 CYLINDER IN-LINE TURBOCHARGED, CUMMINS MODEL NTC-400
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
JULY 2005
TM-9-2815-225-34-P - Page 32 of 736
TM 9-2815-225-34&P
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THEORY OF OPERATION (Contd)
ENGINE SPEED CONTROLS
Hand Throttle (1) – Allows manual control of engine rpm. Throttle motion is transferred by cable to
engine mounted pivot lever (6).
Throttle Cable (2) – Flex cable from hand throttle to engine-mounted pivot lever (6).
Accelerator Pedal (3) – Connected by mechanical linkage to under-cab pivot lever (4).
Pivot Lever (4) – Mechanical linkage that connects accelerator pedal to accelerator rod.
Accelerator Rod (5) – Connects accelerator pedal and throttle linkage to accelerator lever on fuel pump.
Engine Mounted Pivot Lever (6) – Connects under-dash hand throttle cable (ALL) and winch throttle
cable (M916 and M920) to accelerator rod.
Accelerator Lever (7) – Controls flow of fuel through fuel pump, setting engine speed.
Fuel Control Return Spring (8) – Returns accelerator lever to normal position when hand throttle and
accelerator pedal are not engaged.
Figure 4. Engine Speed Controls.
END OF WORK PACKAGE
CONTROL PANEL
FIREWALL
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3
2
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4
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6
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