TM 5-3805-262-20
3-10. INSTRUMENT PANELS TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5. HYDRAULIC FILTER WARNING LIGHT DOES NOT OPERATE.
Step 1.
Step 2.
Step 3.
Place ignition key switch in on position.
Press top 5 ampere circuit breaker button located on right instru-
ment panel.
a . I f h y d r a u l i c f i l t e r w a r n i n g l i g h t i s o n , c i r c u i t b r e a k e r w as
t r i p p e d.
b. If warning light is not on, go to step 2 below.
Start engine and check operation of bucket height control.
Shut down engine and place ignition key switch in off position.
a . I f b u c k e t h e i g h t c o n t r o l d o e s n o t o p e r a t e , c h e c k w i r i n g c o n n e c-
tion between ignition switch IGN terminal and 5 ampere circuit
breaker at right instrument panel for open circuit. Repair or
replace wiring as necessary (page 5-168).
If wiring is okay, remove right instrument panel (page 5-48) and
replace 5 ampere circuit breaker (page 5-53).
b. If bucket height control operates, go to, step 3 below.
At right instrument panel, behind hydraulic filter warning
grasp fuseholder halves with fingers, push together, twist
c l o c k w i s e , p u l l a p a r t , a n d r e m o v e r e s i s t o r.
Connect multimeter across ends of resistor.
Multimeter should indicate 36 to 44 ohms.
l i g h t ,
c o u n t e r-
s. If multimeter does not indicate 36 to 44 ohms, install new re-
s i s t o r i n f u s e h o l d e r h a l f , a l i n e f u s e h o l d e r h a l v e s , p u s h t o-
gether, and twist clockwise.
b. If multimeter indicates 36 to 44 ohms, reinstall resistor and go
to step 4 below.
3-75
