Operation Manual

Armadillo 9X Sweeper #4100033 Rev. D 07/15
© 2014-2015 Minuteman International, Inc.
Page 87
TROUBLESHOOTING CHART
PROBLEM POSSIBLE CAUSE(S) SOLUTION(S)
Hopper does not raise or lower. Hydraulics system problem: See Hydraulics Systems
Problems in this section.
Control valve
Gear pump
Lift cylinder
Relief valve
Hopper arms binding. Lubricate or adjust arm linkage.
Hopper lift cylinder failure. Line to cylinder leaking. Tighten ttings or replace hose.
Piston seals leaking. Replace seals.
Bent piston rod. Replace rod.
Hopper does not rotate or rotates too slowly. Hopper load too heavy. Dump more frequently.
Hydraulics system problem: See Hydraulics System
Problems in this section.
Control valve
Gear pump
Lift cylinder
Relief valve
TROUBLESHOOTING