TM 5-3805-262-20
3-21. STEERING SYSTEM TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5. AUXILIARY STEERING SYSTEM DOES NOT OPERATE (Cont).
Step 8.
Step 9.
(Cont).
a. If multimeter does not indicate 24 volts, shut off engine and
turn ignition key switch to off position.
Check wiring connections between relay socket assembly and flow
switch orange wire lead for open circuit. Repair or replace
wiring as necessary (page 5-84).
b. If multimeter indicates 24 volts, go to step 9 below.
Pull out fuel shutoff knob to stop engine but don’t turn key switch
t o o f f p o s i t i o n.
Check for 24 volts between chassis and relay socket A pin 8 then pin
3.
Multimeter shall indicate 24 volts.
NOTE
I f c i r c u i t b r e a k e r b u t t o n o n r i g h t i n s t r u m e n t p a n e l p o p s o u t , c h e c k
c a p a c i t o r a n d 5 0 o h m,
2 5 w a t t r e s i s t o r f o r s h o r t c i r c u i t . R e p l a ce
defective part (page 5-76).
a. If multimeter does not indicate 24 volts, turn ignition key
switch to off position.
Replace relay A (page 5-76).
b. If multimeter indicates 24 volts, go to step 10 below.
Step 10. Check for 24 volts between chassis and relay socket B, pin 3, then
p i n 2.
Multimeter shall indicate 24 volts.
a. If multimeter does not indicate 24 volts , check 47 ohm, 2 watt
resistor for open circuit. Replace as necessary (page 5-76).
b. If multimeter indicates 24 volts, go to step 11 below.
Step 11. Check for 24 volts between chassis and relay socket B, pin 6.
Multimeter shall indicate 24 volts.
a. If multimeter does not indicate 24 volts, replace relay B (page
5 - 7 6 ).
3-151
