MAINTENANCE
Side and Rear Flail Maintenance Section 4-7
©2011 Alamo Group Inc.
MAINTENANCE
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.
Oil Temperature rises1. Belts 1. Low oil level 1. Bring oil to proper level.
above 200 de g . F 2. Kinked or blocked hose 2. Inspect, repair, or replace hoses.
3. Worn pump/motor 3. Disable and repair.
Motor runs but 1. Belts 1. Inspect belts and pulleys. Replace
will not cut. belts and repair as needed.
2. Tensioner 2. Adjust tensioner nut until flatwasher
is flush with top of guide.
Mower 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 kinks 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
Motor will not work 1. Excessive wear 1. Disassemble and r epair.
on internal parts
NOTE: If flow meter is available, check pressure and flow volume for all suspected hydraulic problems.
If the solution to your problem cannot be found in this section, call the Technical Service
representative at the number shown on the front cover of this manual.