Troubleshooting - Challenge Handy-Drill Instructions And Parts Manual

10.0 Troubleshooting

Problem
1. The machine will not power
up.
2. Motor is always on
3. Motor will not turn on
4. Drill head will not come
down
5. Difficult to push bit through
stock
6. Bottom sheets not being
drilled
7. Drills too deep or too
shallow
8. Motor lacks power
9. Bits plugged after use
Possible Cause
a) Power cord is disconnected.
b) Blown fuse or circuit breaker
c) Disconnected wires inside
machine.
d) No power at electrical outlet.
a) Misadjusted head up limit switch
b) Bad head up limit switch
a) Blown fuse or circuit breaker
b) Chip collector(s) not fully inserted
onto drill head
c) Wires disconnected
d) One or both chip collector micro-
switches misadjusted or bad
e) Bad motor starter capacitor
a) Check for bind in guide shafts
b) Dull drill bit
c) Worn drilling block or depth
misadjusted
d) Misadjusted head
e) Drill bit sharpened beyond use
a) Low line voltage
b) Drill bit plugged or dull
a) Drilling coated stock
10.0 Troubleshooting
Solution
a) Plug in cord.
b) Replace fuse
c) Check for wires that are
disconnected from switches
d) Check outlet. Repair or use
another outlet.
a) Readjust switch
b) Replace switch
a) Replace fuse
b) Seat chip collector(s) into head
c) Check wire connections
d) Readjust or replace micro-
switches as necessary
e) Replace motor starter capacitor
a) Free bind, clean and oil shafts
b) Sharpen or replace with new
c) Turn drilling block and/or adjust
drilling depth knob
d) Adjust drilling depth using the
knob on top of the machine
e) Replace drill bit
a) Use wall socket with 110V +/-5%.
Do not use extension cord
b) Unplug or sharpen drill bit.
a) Drill bond paper to clear coated
stock chips before the bit cools.
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