1
1921 Slauson
A
ve. Santa Fe Springs, CA. 90670 (800) 227-41
16 F
AX (888) 771-7713
43
PLATFORM WILL NOT RAISE, BUT MOTOR RUNS
RELIEF
VALVE
ADJUSTMENT
COVER
1.
Do the
CHECKING HYDRAULIC FLUID
procedure in this manual. If necessary,
add hydraulic
fl
uid.
3.
Check for structural damage and replace worn parts.
4.
Check pump oil
fi
lter in the reservoir
(FIG. 43-1)
. Clean or replace
fi
lter, if
necessary.
5.
Check for dirty 2750 psi relief valve
(FIG. 43-1)
. Clean or replace relief
valve, if necessary.
Keep dirt, water and other contaminants from
entering the hydraulic system. Before open-
ing the hydraulic fl uid reservoir fi ller cap, drain
plug and hydraulic lines, clean up contami-
nants that can get in the openings. Also, pro-
tect the openings from accidental contamina-
tion during maintenance.
CAUTION
CHECKING 2750 PSI RELIEF VALVE
FIG. 43-1
2.
Check for the following. (Refer to
ELECTRICAL SCHEMATIC
.)
• Ground connections are clean and tight at batteries and pump.
Clean and/or tighten if necessary.
•
The
(+)
and
(-)
battery cable connections are clean and tight
at batteries and pump. Clean and/or tighten if necessary.
• Voltage drops on battery/power cables (use voltmeter).
Clean and/or tighten connections or replace cables that
indicate voltage drops.
RESERVOIR
(PUMP OIL FILTER INSIDE)
Содержание MXT-25
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