TM 55-2090-201-14&P
3-49. MINI-PROBE, TYPE A AND B SEPARATORS (Continued).
L O C A T I O N
ITEM
A C T I O N
R E M A R K S
Meter
Reading
Test Procedure
(VDC)
Test Conditions
Remarks
3. To verify the
operation of
the second stage
mini-probe (5)
and the printed
circuit board:
A. Connect the
test meter
leads to
terminal con-
tacts 3 and
8 on terminal
board TB1.
0
B. Connect the
test meter
leads to ter-
minal contacts
3 and 8. De-
press the
second stage
oil dump
light/button
(10). This
imately 2-3 se-
conds will hold
the first stage
(prefilter) oil
discharge valve
(4) open after
the mini-probe
signal termin-
ates.
3. Facility power
3. Refer to remarks
and auto controls
for test procedure
switch (2) are on; 2.
The second
pump switch (3)
stage oil dump
is on; second
light/button (10)
stage mini-probe
(5) in water;
when depressed
activates the
first stage (pre-
second stage mini-
filter) mini-probe
(4) in water, oil
probe (5).
or air.
A. Replace mini-
probe (5) if a
zero voltage
reading is not
obtained on the
test meter.
B. Depressing the
oil dump light/
button (10) will
cause the mini-
probe to gene-
rate a signal.
The second stage
oil dump light/
button (10) will
illuminate, the
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