TM 5-3895-385-23-1
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Table 1. Vibrator Relay Fault Troubleshooting Procedures -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. Turn on screed vibrator using
keypad (TM 5-3895-385-10).
5. Measure voltage (WP 0443, Vol
1. If voltage reads a minimum of 22
3) between pin 1 and 2 on W1
Volts Direct Current (VDC), turn
J22 (WP 0451, Vol 3, Figure 12).
keyless engine switch to the
OFF position (TM 5-3895-385-
10), and replace vibrator
solenoid (WP 0311, Vol 2).
2. If voltage reads below 22 VDC,
turn keyless engine switch to the
OFF position (TM 5-3895-385-
10), and proceed to next
malfunction.
3. Propel controller (Electronic
1. Disconnect main wiring harness
Control Module (ECM)) has
W1 J2 from propel controller
damage or loose pin.
module ECM (WP 0451, Vol 3,
Figure 2).
2. Check propel controller module
1. If propel controller module ECM
ECM for damage or loose pin.
has damage or loose pin,
replace propel controller module
ECM (WP 0399, Vol 2).
2. If no damage is found, proceed
to next malfunction.
4. Main wiring harness has an
Measure for continuity (WP 0443,
1. If continuity is present, proceed
open circuit.
Vol 3) between main wiring harness
to next malfunction.
W1 J2 Pin 34 and main wiring
harness W1 J22 Pin 1 (WP 0451,
Vol 3, Figures 2 and 12).
2. If no continuity is present,
replace main wiring harness
(WP 0373, Vol 2).
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