Owner manual

11 TP10417A
TROUBLESHOOTING
PROBLEM POSSIBLE SOLUTIONS
1) Drill heads a) Check motor rotation of
won’t come down drive shaft with arrow on
belt guard. Switch two wires
of the incoming electrical cable to
correct rotation.
b) Relief valve may need adjusting.
Contact the Heidelberg Postpress
Dealer or Baumfolder ofce where
you purchased your ND-5 drill for
assistance.
2) Spindles stall a) Dull drills, sharpen or replace
b) Check for low voltage
c) Check for belt drive tightness
d) Check for plugged drill bits
3) Drill head won’t a) Check for broken lift springs.
come back up Contact the HP Dealer or
Baumfolder ofce where you
purchased your ND-5 drill for
assistance.
b) Oil guide shafts and pry up head
4) Insufcient a) Check oil level
hydraulic pressure
b) Check voltage
c) Check relief valve. Contact the
HP Dealer or Baumfolder ofce
where you purchased the ND-5
drill for assistance.
5) Frequent drill a) Dull drills; sharpen. Or
bit breakage replace
b) Use drill extensions
c) Cutting too deep in wood
blocks, reset properly
d) Excessive wobble of bits,
replace spindles
e) Drill less stock height (covered
stock)
f) Clean out drill bits after end of
each use.