Jet HVBS-56, Инструкция по эксплуатации и каталог запасных частей

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Figure 24
9.2 Additional servicing
Any additional servicing on the band saw should be
performed by an authorized service representative.
10.0 Troubleshooting HVBS-56 Band Saw
10.1 Mechanical and electrical problems
Symptom Possible Cause Correction *
Motor will not start. Low voltage. Check power line for proper voltage.
Open circuit in motor or loose
connection. Inspect all lead connections on motor for
loose or open connections.
Motor will not start, or
motor stalls, resulting
in blown fuse or tripped
breaker. Too many tools running on one
circuit. Reduce number of tools connected to
circuit.
Short circuit in line cord or plug. Inspect cord or plug for damaged insulation
and shorted wires.
Short circuit in motor or loose
connections. Inspect all connections on motor for loose
or shorted terminals or worn insulation.
Incorrect fuses or circuit breakers in
power line. Install correct fuses or circuit breakers.
Motor overheats. Motor overloaded. Reduce load on motor: increase speed or
decrease feed pressure.
Air circulation through motor is
restricted. Clean motor fan with compressed air to
restore normal air circulation.
Machine slows when
operating. Excessive feed pressure. Adjust spring tension to reduce feed
pressure, or increase speed using belt
adjustment.
Belt loose. Tighten belt.
Loud, repetitive noise
coming from machine. Pulley setscrews are missing or
loose. Inspect setscrews. Replace or tighten if
necessary.
Motor fan is hitting the cover. Tighten fan or shim cover.
V-belt is defective. Replace V-belt.
* WARNING: Some corrections may require a qualified electrician.