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The following troubleshooting tables cover common problems that may occur with this machine. If you
need replacement parts or additional troubleshooting help, contact our Technical Support.
Note: Before contacting Tech Support, find the machine serial number and manufacture date, and if
available, your original purchase receipt. This information is required to properly assist you.
Motor & Gearbox
Symptom
Possible Cause
Motor will not
1. Main power panel switch is OFF.
start.
2. Emergency switch is pushed in.
3. Circuit breaker or fuse has tripped.
4. No voltage or open connection.
5. Capacitor is at fault.
6. Motor direction switch is at fault.
7. Power switch or magnetic contactor is at
fault.
8. Motor is at fault.
Fuses or circuit
1. Short circuit in line cord or plug.
breakers trip
open.
2. Short circuit in motor or loose connections.
3. Incorrect fuses or circuit breakers in power
supply.
Machine is
1. Excessive depth of cut.
loud belt slips
2. RPM or feed rate wrong for operation.
when cutting.
Overheats or
3. Dull cutters.
bogs down in the
4. Belt is slipping.
cut.
5. Belt is at fault.
Gear change
1. Gears not aligned in headstock.
levers will not
shift into posi-
tion.
Loud,
repeti-
1. Pulley set screws or keys are missing or
tious noise com-
loose.
ing from machine
2. Motor fan is hitting the cover.
at or near the
motor.
Model M1112 (For Machines Mfd. Since 12/20)
SERVICE
Troubleshooting
Continued on next page
-42-
Corrective Action
1. Turn the main power panel switch ON.
2. Rotate emergency switch so it pops out.
3. Seek an electrician to troubleshoot and repair the
shop power supply.
4. Test circuit, replace wires and connections as
required.
5. Replace capacitor.
6. Replace switch.
7. Replace power switch or magnetic contactor.
8. Replace motor.
1. Inspect cord or plug for damaged insulation and
shorted wires.
2. Inspect all connections on motor for loose or
shorted terminals or worn insulation.
3. Install correct fuses or circuit breakers.
1. Decrease depth of cut.
2. Refer to RPM feed rate chart for appropriate
rates.
3. Sharpen or replace cutters.
4. Remove grease or oil on belt or pulleys/tighten belt
tensioner against low range belt.
5. Replace belt.
1. Rotate spindle by hand until gear falls into place.
1. Inspect keys and set screws. Replace or tighten if
necessary.
2. Tighten fan or shim cover, or replace items.
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