TM 55-2090-201-14&P
3-3.
OPERATORS TROUBLESHOOTING PROCEDURES (Continued).
Table 3-4.
Test Procedures for Electrical and Electronic Components,
Type A Separators
Electrical checks and troubleshooting
should be performed only by a fully
qualified electrician.
Check that all
electrical components are dry and free
of moisture before making electrical
checks.
NOTE
Use a multi-meter.
Refer to Figure 3-1 for electronic components and test point
locations for type A Separator.
Numbers in parentheses in text refer to callouts on figure 3-2.
Meter
Reading
Test Procedure
(VDC)
Test Conditions
Remarks
1. To verify 24
VDC output of
power supply:
A. Open con-
trol panel
(1) and,
B. Connect a
test meter
across ter-
minal con-
tacts 8 and
9 on terminal
board TB1
1. Auto controls
1.
If there is no
switch (2) and
output power,
internal power
check that inter-
are on, supply
nal power is on.
pump switch (3)
Electrical input
is off.
lines should be
connected proper-
ly.
There should
be no loose or
broken wires.
Check that the
l-amp fast blow
fuse is not de-
fective.
230 VAC
24
internal input
power can be read
across terminal
contacts 14 and
17.
Replace the
3-14
