JLG 1100SB Service Manual - Manual (Page 400)

SECTION 6 - JLG CONTROL SYSTEM
6-116 – JLG Lift – 3121265
10 Disconnect the Chassis Module connection at
the right side of the battery at the turntable lock
pin. Perform an ohms check at the #1 and #2
connections of the plug. Inspect shield wire #3
for possible short. Approximately 120 ohms Reconnect plug and go to
step 11 Inspect the harness from
the slip ring connections
at the top and bottom plug
connections of the
swivel. Assure proper
continuity and correct
wiring per Electrical
Schematic.
11 Disconnect the Chassis Module connection
below the swivel under the machine. Perform an
ohms check at the #1 and #2 connections of the
plug that is routed to the Chassis Module. Inspect
shield wire #3 for possible short. Approximately 120 ohms Reconnect plug and go to
step 12 Inspect the harness from
the bottom of the swivel
into the Chassis Module.
Assure proper continuity
and wiring r schematic
1870149A.
12 Make sure the Chassis Module CANbus link wires
are installed correctly at the plug near the battery,
the plug below the swivel and 31 plug at the Chas-
sis Module. Electrical Schematic Stop Replace the Chassis
Module.
Table 6-7. Troubleshooting: Platform Can Communications Lost
STEP ACTION REQUIRED SPEC YES NO