TM 5-2420-231-23-1
0013
Table 1. Engine Does Not Crank or Cranks Slowly - Continued.
013
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Engine Does Not Crank or
Cranks Slowly - Continued
Figure 15. Front Console Ground.
0013
2. Using a digital multimeter, mea-
Resistance 80 to 100 Ohms - Connect
sure resistance between starter
batteries (WP 0157).
relay terminals 85 and 86 (WP
Proceed to step 3.
0007, Figure 23). Resistance
Resistance Less Than 80 Ohms or
should be 80 to 100 ohms.
Greater Than 100 Ohms - Replace
starter relay (WP 0007, Figure 23).
Connect all wiring harness connectors
and install instrument front panel covers
(WP 0174).
Proceed to Test Step 7.
3. Using a digital multimeter, mea-
Voltage 18 to 26 Volts - Disconnect
sure voltage between starter relay
batteries (WP 0157).
wiring harness connector (WP
Disconnect front main chassis wiring
0007, Figure 23) terminal 30 and
harness connector (WP 0007, Figure 6)
machine ground. Voltage should
from front console wiring harness
be 18 to 26 volts.
connector (WP 0007, Figure 5).
Proceed to step 4.
Voltage Less Than 18 Volts - Verify
that 24-volt connection (Figure 16, Item
2) is clean and tight. If 24-volt
connection is OK, replace front console
wiring harness (WP 0162).
Proceed to Test Step 7.