Specifications

11921 Slauson Ave. Santa Fe Springs, CA. 90670 [phone] FAX [phone]
90
TROUBLESHOOTING
PLATFORM RAISES BUT LEAKS DOWN
1. Check if the “A” (lowering) sole-
noid valve is constantly energized.
Connect voltmeter negative (-)
lead to ground (-) wires connec-
tion on pump and positive (+) lead
to (+) terminal on the “A” (lower-
ing) solenoid valve (FIG. 90-1).
If voltmeter reads battery voltage,
check for faulty wiring or toggle
switch.
GRAVITY DOWN POWER UNIT
FIG. 90-1
VALVE “A”
LOWERING
SOLENOID VALVE
TERMINAL “A”
LOAD
TERMINAL “B”
BATTERY (+)
TERMINAL “D”
SWITCHED BATTERY (+)
STARTER
SOLENOID
TERMINAL “C”
GROUND (-)