Electrical System
9.156
Model 644E-42/944E-42
Rev. 6/04
9.10.8
Hydraulic Oil Filter Restriction Warning Indicator Troubleshooting
0000000
RPM X 100
5
10
15
30
20
25
F
1/2
E
104
176
80
248
120
°C
°F
r/min
D
MU4420
Check for plugged
hydraulic oil filter.
Hydraulic oil filter
restriction warning
indicator stays ON
while operating.
Replace filter
Disconnect harness at
hydraulic oil filter pressure
switch. Indicator light
should go out.
If OK
Replace air filter pressure
switch and retest system.
If OK
Check circuit for ground on
wires [D10] (YEL/PUR) or
[D10A] (YEL/PUR).
If grounded, repair wire.
Replace front dash panel.
If circuit tests OK
Hydraulic Oil Filter
Restriction
Warning Indicator
Not
OK
Not
OK
Before troubleshooting any
electrical circuit, ALWAYS begin
by checking the following:
1. Fuses.
2. Battery for proper charge.
3. All connections relating to
circuit are clean and tight.
4. All grounding straps are intact
and securely fastened, refer to
Section 9.1.12, “General
Overview (Vehicle Ground
Strap Locations).”
5. Check dash panel bulbs for
proper function.
Содержание 944E-42
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Страница 144: ...Cab and Covers 4 42 Model 644E 42 944E 42 Rev 6 04 This Page Intentionally Left Blank...
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Страница 554: ...Electrical System 9 46 Model 644E 42 944E 42 Rev 6 04 This Page Intentionally Left Blank...
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Страница 832: ...Transfer Carriage 11 32 Model 644E 42 944E 42 Rev 6 04 This Page Intentionally Left Blank...
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Страница 841: ...Accident Prevention Tags OS2180 8990403 Origin 5 00 Accident Prevention Tags...
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