M0258-01Model 3500
6-36 9/14
TM
Lubrication and Maintenance
Fan motor assembly
Case drain (" hose)
Return (¾" hose)
Vacuum fan motor valve block assembly
(See machine operation section)
Case drain
PressureReturn
Pressure (½" hose)
Drain
Relief valve
Check valve
HYDRAULIC DIAGRAM - VACUUM FAN MOTOR SYSTEM
Connect hydraulic motor case drain to a
case drain return line with zero pressure
on tractor or hydraulic motor will be
damaged. DO NOT connect hydraulic
motor case drain to SCV outlet. Contact
tractor manufacturer for specific details
on “zero pressure return”.
NOTICE
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