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CD12 User Manual ◄ 13
ANCHOR STAND TROUBLESHOOTING
Symptom Cause Solution
The Anchor Stand will not hold a
vacuum.
Debris under the base gasket is
preventing a good seal.
Clean the surface on which the
gasket must seal.
Debris between the base gasket
and the base.
Clean the base surface.
The gasket is worn out or damaged. Replace.
The slot gasket will not seal. Inspect. Clean or replace.
The vacuum release button is
leaking.
Inspect. Clean or replace.
Leveling screw(s) set too far down. Retract the screws to allow the
base gasket to seal.
Vacuum leak in the line between the
base and vacuum pump.
Inspect and seal as required.
Excessive play between the
carriage and mast.
Normal wear of the guide bushings. Adjust the guide bushings.
Excessive play between the mast
and the base.
Pivot block capscrews are loose. Tighten the capscrews to just snug
to remove play.
COLD WEATHER OPERATION
Before using the tool in cold weather, preheat the hy-
draulic uid with the system set at a low speed. The oil
should be at or above 50 °F (10 °C) with a viscosity of
400 SSU (82 cs) before operating the tool. Damage to
the hydraulic system or drill can result from use with uid
that is too viscous or too thick.
STORAGE
Replace any damaged or missing safety decals, labels,
and tags before storing the tool. Otherwise, the tool
might be improperly used by someone who is not famil-
iar with the safety requirements.
Drain all water from the core drill.
Store the tool in a clean, dry, safe place.
OPERATION