TM 5-3895-379-23
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 2. Electrical Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Check adjustment of vibration 1. If adjustment is OK, go to Step 2.
13. Vibrations Per Minute (VPM)
Tachometer Does Not Work.
sensor (WP 0097 00). Check for
2. If adjustment is not OK, adjust
obvious signs of damage such as
vibration sensor (WP 0097 00).
cracks, scrape marks on plate or
broken wires.
3. If vibration sensor is damaged,
replace vibration sensor (WP 0097
WARNING
Remove all jewelry such as rings, dog tags and bracelets. If jewelry
contacts electrical connection, a direct short may occur resulting in
injury or death to personnel and damage to equipment.
2. Check ground connection to 1. If infinite ohms are measured,
vibration sensor. Disconnect
repair or replace wire 200-BK and
vibration sensor connection from
connectors to vibration sensor
wiring harness connector. With
multimeter set to measure ohms,
sensor connector to wiring harness
touch positive (+) probe of
connector.
multimeter to harness connector
(wire 200-BK) and negative (-) 2. If zero ohms are measured, go to
Step 3.
probe of multimeter to good
ground.
VIBRATION SENSOR
WIRE 440-WH
WIRE 200-BK
HARNESS
CONNECTOR
401-216
