TM 9--2350--292--20--1
0066 00--4
ALL SIGNALS AT REMOTE TERMINAL UNIT CONNECTOR J1 ARE BELOW
VALID RANGE OR OPEN -- CONTINUED
0066 00
1. Disconnect wiring harness 3W501 connectors
from sensors on the left and right side boom
limit valves (WP 0611 00).
2. Check wiring harness 3W501 using table
below. Place one multimeter lead on a pin in
the FROM column and the other lead on the
corresponding pin in the TO column. Check for
continuity.
FROM
TO
CONNECTOR/PIN
CONNECTOR/PIN
J1--H
P1--1
J1--J
P1--2
J1--K
P1--3
J1--K
P1 Backshell
J1--a
P2--A
J1--b
P2--B
J1--c
P2--C
J1--Backshell
P2 Backshell
J1--d
P3--A
J1--e
P3--B
J1--f
P3--C
J1--Backshell
P3 backshell
J1--g
P4--A
J1--h
P4--B
J1--j
P4--C
J1--Backshell
P4 Backshell
E
Is continuity present at all checks?
no
yes
Repair (WP 0290 00) or
replace (WP 0677 00)
wiring harness 3W501.
Verify fault is corrected.
Replace remote terminal
unit (WP 0675 00).
Verify fault is corrected.
END OF TASK
