Tiger Products Co., Ltd 6020009 - Manual (Page 67)

Twin Rtry Maintenance Section 4-5
MAINTENANCE
SYMPTOMS CAUSE REMEDY
Oil Temperature rises 1. Low oil level 1. Bring oil to proper level
above 200 deg. F 2. Kinked or blocked 2. Inspect, Repair, or Replace
hoses
3. Worn pump/motor3. Disable and repair
Mower will not start 1. Blown fuse 1. Check fuse between mower switch
or run and ignition / replace
2. Ball valves closed 2. Make sure valves are open
3. Low oil level
3. Check Hyd. tank and fill
4. Line leak 4. Check all fittings and lines.
5. Electronic 5a. Without the tractor running, turn
solenoid faulty the mower switch to on. A low
audible click should be heard if the
solenoid is engaging the solenoid
spool. If click is not heard, leave
switch in on position and with a
screwdriver or other steel object,
touch the small nut on the end of the
solenoid. If the metallic object is not
attracted to the nut, check the fuse
and wiring for an open circuit. If the
object is attracted but no “click” is
heard, replace the solenoid.
5b. Remove the four bolts holding the
small block to the main block. Lift
and remove small block being
careful not to damage O-rings / filter.
Clean filter and re-install.
5c. Remove large nut on side of large
valve block. Remove spring, and use
needle nose vise grip to pull spool from
block. Check block and spool for
contaminates and scratches. Clean
parts or replace if scratched.
Motor runs but 1. Belts 1. Inspect belts and pulleys. Replace
belts and repair as needed.
2. Tensioner 2. Adjust tensioner nut until flat washer is
flush with top of guide.
Motor turns slowly 1. Contaminants 1. Remove large nut on side of large
or not at all. restricting spool valve block. Remove spring, and use
movement in needle nose vise grip to
pull spool valve body from block.
Check block and spool for
contaminates and scratches. Clean
parts or replace if scratched.
2. Suction lines 2. Check for kinkes or obstruction in
obstructed suction hose
3. Low oil level 3. Check Hyd. tank level and fill
Pump will not work 1. Excessive wear 1. Disassemble and repair.
on internal parts