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TM 55-4920-373-14&P
TABLE 2-1. MAIN PANEL CONTROLS, GAGES AND INDICATORS (cont)
INDEX
FIGURE
NO.
NO.
DESCRIPTION
FUNCTION
4
2-1
Fluid pressure gage shut off, valve
Shuts off fluid to the high
pressure gage if it is de-
sired to connect an external
calibrating gage to the fluid
pressure gage calibrating
port. Valve must always be
open during operation
5
2-1
Engine oil pressure gage
Direct reading pressure
actuated gage with dial
marked OFF-XX-ON. Normal
oil pressure is when needle
is between XX-ON or ON
6
2-1
Tachometer hour meter
A dual instrument to indicate
0-2500 RPM of engine speed
and the hour meter portion
to indicate elapsed operating
time of test stand
7
2-1
Fuel level gage
Indicates amount of gasoline
fuel in tank of test stand. A
full tank is for four hours or
more of operation
8
2-1
Direct reading dc current
meter with a 30-0-30 ampere
range located in the battery
charging circuit. Normal
reading during operation is
when needle sits to right of
the zero
9
2-1
Fluid pressure gage
High pressure fluid gage with
direct reading of 0-6000 psi.
Measures output pressure of
the test stand
10
2-1
Suction pressure gage
Direct indicating dual gage,
capable of reading 0 to 30
inches Hg of vacuum and
0-150 psi pressure
11
2-1
Fluid temperature gage
Indicates temperature of
hydraulic fluid at a range of
-20 to +250F, with a red
warning zone beginning at
+160 F. The fluid should
never be allowed to rise
above +160F
12
2-1
Reservoir fluid level
Indicates level of hydraulic
indicator
fluid in reservoir
2-2
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