TM 10-3930-675-24-1
BOOM IN/OUT TROUBLESHOOTING - CONTINUED
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Table 1. Error Code 127 - Joystick-to-ECU (790) Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 127 - Joystick-to-ECU (790) Failure - 3. Check voltage (10V) at X155 a. If no voltage (10V) is found,
Continued.
between pins 12 and 13 with
A15514A, A15514B, and
6).
b. Repair or replace damaged
wires or connectors (WP 0113
00).
4. Check voltage (10V) at X155 a. If no voltage (5V) is found,
between pins 2 and pin 13 with
15512, 1552, A1552, and
Should be around 5V.
b. Replace damaged or open
joystick harness (WP 0083
00).
c. Replace joystick (WP 0082
00).
Table 2. Error Code 130 - Overload Protection System Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 130 - Overload Protection System Overload protection system
Perform troubleshooting
Failure.
failure occurs due to an earlier
procedures for the original error
failure (error codes 131 to 136) on code (error codes 131 to 136).
any component related to the
overload protection system.
Hydraulic speeds are limited and
the error code will flash on the
display every 5 seconds.
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