ELECTRICAL
Event Code 302
248
M4.8-1055-038
03 Rev. 10/09
Event Code 302
ACCESS 3 detects U, V and W voltage feedback cir-
cuit out of range.
Note: If event 307 flashes briefly after start up then
changes to event 302, event is caused by an open in
the line contactor power circuit.
Step 1: Verify line contactor is closed. Key must be on
and operator standing on the floorboard (presence
switches DMS closed).
• If: Line contactor closed.
– Then proceed to Step 2.
• If: Line contactor open.
– Then follow Event 311 procedures.
Step 2: Check voltage between +BV and BNEG power
cables connections on ACCESS 3.
• If: 35 to 38 Vdc.
– Then proceed to Step 3.
• If: Less than 35 Vdc.
– Then follow Event 303 procedures.
Step 3: Verify motor power cables are connected to the
proper terminals at both drive motors and ACCESS 3.
• If: Cables properly connected.
– Then replace ACCESS 3.
Figure 15749-01
Crown 2007 PF15665-38 Rev. 10/09
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