TM 5-2420-230-24-2
Service Tools
B3.9 and B5.9 Series Engines
Page 14-2
Section 14 - Engine Testing - Group 14
Tool No.
Tool Description
Tool Illustration
Manometer
Used with the blowby check tool to measure engine crankcase
pressure.
ST-1111-3
Pressure Gauge
Used to measure engine intake manifold pressure, exhaust re-
striction, lift pump output pressure, and pressure drop across the
ST-1273
fuel filter.
Vacuum Gauge
Used to measure lift pump inlet restriction. Hose adapter, Part No.
ST-434-2, and vacuum gauge, Part No. ST-434-12, are used to
ST-434
perform the test.
L-1300
