Bush Hog 3860 QT Compact Loader User Manual


 
3. PRE-OPERATION INSTRUCTIONS
IMPORTANT: Do not extend bucket cylinders
without quick draw latch attach installed on
loader. Failure to follow these instructions could
cause attachment cylinder damage and will void
loader warranty.
TRANSMISSION FLUID
Check the tractor hydraulic fluid level and fill, if
required.
INITIAL LOADER OPERATION
NOTE: Keep engine speed at low idle during the
initial loader operation.
CAUTION
(1) Hydraulic line.
(2) Cardboard.
(3) Magnifying glass.
EXTERNAL LOADER AND/OR
TRACTOR VALVE
IMPORTANT: Contaminants in hydraulic fluid
can cause valve spools to stick. BE ALERT when
operating loader and follow your tractor Operator
Manual hydraulic fluid maintenance schedule.
LOADER MOUNTED CONTROL VALVE
EQUIPPED WITH SINGLE LEVER CONTROL
HANDLE OR TRACTOR REMOTE VALVE
EQUIPPED WITH SINGLE LEVER CONTROL
HANDLE
If your loader utilizes a loader mounted control
valve equipped with single lever control handle
or tractor remote valve equipped with single
lever control handle, it will function as described
in Figure 2.
CAUTION
2
3
1
Figure 1
Figure 2
Number 1 Position: Pull the joystick back to
raise loader.
Number 2 Position: Push the joystick forward to
lower loader.
Number 3 Position: Push the joystick full forward
to activate float position.
Number 4 Position: Push the joystick outward to
dump attachment.
Number 5 Position: Pull the joystick inward to
roll back attachment.
Front of Tractor
12
ESCAPING HYDRAULIC FLUID UNDER
PRESSURE CAN HAVE SUFFICIENT FORCE
TO PENETRATE SKIN, CAUSING SERIOUS
PERSONAL INJURY. BEFORE DISCONNECT-
ING LINES, BE SURE TO RELIEVE ALL
PRESSURE.
BEFORE APPLYING PRESSURE TO SYS-
TEM, BE SURE ALL CONNECTIONS ARE
TIGHT AND THAT LINES, TUBES AND
HOSES ARE NOT DAMAGED.
FLUID ESCAPING FROM A VERY SMALL
HOLE CAN BE ALMOST INVISIBLE. USE A
PIECE OF CARDBOARD OR WOOD, RATHER
THAN HANDS, TO SEARCH FOR SUSPECT-
ED LEAKS.
IF INJURED BY ESCAPING FLUID, SEE A
DOCTOR AT ONCE. SERIOUS INFECTION
OR REACTION CAN DEVELOP IF PROPER
MEDICAL TREATMENT IS NOT ADMINIS-
TERED IMMEDIATELY. REFER TO FIGURE 1.
WHEN PROPERLY INSTALLED, THE TRAC-
TOR REMOTE VALVE OR EXTERNAL
VALVE CONTROL LEVER/LEVERS WILL
CONTROL THE LOADER HYDRAULIC CIR-
CUITS AS SHOWN IN FIGURES 2 AND 3.
REFER TO TRACTOR OPERATOR MANUAL
FOR FURTHER EXPLANATION OF TRAC-
TOR REMOTE CONTROL LEVER/LEVERS.