Manual
10-1: Troubleshooting
CMX-20
10 - Troubleshooting
Low Vacuum Flow at the Cleaning Heads1.0
1.1 Hub not sealing properly. Replace felt seal with a lubricated one.
1.2 Restricted air ow. Remove hoses from the vacuum shoe and skid
assembly, and clear them of debris.
1.3 Low vacuum ow from power. Refer to Troubleshooting section of source
equipment manual.
Low Water Flow at Cleaning Heads (indicated by irregular Water Temperature)2.0
2.1 Restricted jets. Remove jets and clear them of debris.
2.2 Clogged water strainer. Remove water strainer and clean.
2.3 Kinked or clogged solution
hose.
Remove hose. Repair or replace.
2.4 Cleaning hub not properly
threaded.
Remove cleaning hub from shaft to shaft. Clean
and rethread onto shaft.
Water Leak at Rotary Union3.0
3.1 Foreign matter in rotary union
seal.
Dismantle rotary union. Clean. Re-assemble and
install.
Water Leak at Valve4.0
4.1 Ruptured plunger or valve
O-ring.
Repair or replace damaged plunger, O-ring, seal.
Check for freeze damage.
4.2 Ruptured plunger or valve
O-ring.
Repair or replace damaged plunger, O-ring, seal.
Check for freeze damage.
Loss of Oil from Gearbox5.0
5.1 Loose or ruptured oil seal. Replace damaged oil seal. Rell gearbox with oil.
No Power6.0
6.1 CMX-20 wiring or power
source.
Have an electrician inspect unit for possible wiring
or motor problems.
6.2 Overload power source.
Locate an unused power source.
6.3 Gearbox. Repair or replace gearbox.
Head during Operation7.0
7.1 One leg of star bent. Straighten star.