Troubleshooting - Toro 23163 Operator's Manual

Troubleshooting

Problem
Backhoe does not operate
Backhoe is operating slowly
Backhoe fails to hold up a load (all p
loads will normally settle down l d ill ll ttl d
over a long period of time)
Hydraulic oil leakage y g
Swing cylinder malfunctioning
Possible Causes
1. Hydraulic coupler not
completely connected
2. Auxiliary hydraulics valve on
the traction unit is not fully
engaged.
3. Transport pins were not
removed.
4. Hydraulic fluid level is low.
5. Damaged hydraulic coupler
6. Obstructed hydraulic hose
7. Pinched hydraulic hose
8. Auxiliary hydraulic valve on the
traction unit is not opening.
9. Hydraulic coupler not
completely connected
10.Bent piston rod
1. Hydraulic oil is cold.
2. Engine speed is too slow.
3. Pinched hydraulic hose
4. Damaged cylinder
5. Damaged hydraulic pump
(
1. Damaged hydraulic hose
2. Damaged cylinder
3. Damaged control valve
1. Damaged hydraulic hose
2. Damaged hydraulic system
1. Damaged cylinders, or swing
restrictors
18
Corrective Action
1. Check and tighten all couplers.
2. Engage the valve.
3. Remove the pins.
4. Fill the traction unit hydraulic
tank.
5. Check couplers and replace
any that are defective.
6. Find and remove the
obstruction.
7. Replace the hose.
8. Repair the valve.
9. Check and tighten all couplers.
10.Contact your Authorized Toro
Dealer.
1. Allow the engine to warm the
oil before operating.
2. Increase the throttle speed of
the traction unit.
3. Replace the hose.
4. Contact your Authorized Toro
Dealer.
5. Contact your Authorized Toro
Dealer.
1. Replace the hose.
2. Contact your Authorized Toro
Dealer.
3. Contact your Authorized Toro
Dealer.
1. Replace the hose.
2. Contact your Authorized Toro
Dealer.
1. Contact your Authorized Toro
Dealer.