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 431 of 736

TM 9-2815-225-34&P

0047 00

0047 00-7

ENGINE TESTING (Contd)

POWER CHECK (Contd)

Dynamometer Test Chart

HP

@ RPM

FUEL RATE

LB/HR

AIR

MANIFOLD

PRESSURE

IN/HG

CRANKCASE

PRESSURE

W/TURBO

T46B

PHASE 1

160° F HP

@ RPM

PHASE 2

2 MIN. HP

@ RPM

PHASE 3

5 MIN. HP

@ RPM

PHASE 4

4 MIN. HP

@ RPM

POWER

CHECK

4 MIN. HP

@ RPM

400

@ 2100

139–145

39/47

12 in.

H2O

100

@ 1200

160

@ 1200

260

@ 1600

Full Load

@ 1200

384

@ 2100

Figure 3. Engine Testing and Power Check.

1

2

BLOW-BY

MEASURING

TOOL

DYNAMOMETER

TEST STAND

ORIFICE

ADAPTER

PRESSURE

RELIEF VALVE