Manual

26
FT5 - LUBRICATION AND MAINTENANCE
TROUBLESHOOTING
TROUBLESHOOTING
Problem Possible solutions
poor drilling fluid mix
characteristics
Test water pH and treat if necessary (see
OPERATION
for instructions).
Residual polymer may be present in
tank. Drain tank and remix fluid, adding
bentonite first.
low yield properties Test water pH.
Try a different brand of drilling fluid
additive.
Add polymer to drilling fluid tank only
after bentonite has been yielded out.