Watson-Marlow APEX10 - Manual (Page 53)

TROUBLESHOOTING
53
Hose pulled into the
pump. Insufficient or no hose
lubricant in the pumphead. Add extra lubricant. Refer
to §
8.4 .
Incorrect lubricant: no
Bredel Genuine Hose
Lubricant in the pumphead. Consult your Bredel repre-
sentative for the correct
lubricant.
Extremely high inlet pres-
sure - larger than 200 kPa. Reduce the inlet pressure.
Lubricant leakage at
bracket. Hose blocked by an incom-
pressible object in the
hose. The hose cannot be
compressed and will be
pulled into the pump hous-
ing. Remove hose, check for
blockages and replace if
necessary.
Bolts of bracket loose. Tighten to the specified
torque settings. Refer to
§
11.1.6 .
Bolts of hose clamps loose. Tighten to the specified
torque settings. Refer to
§
11.1.6 .
Leakage from the rear of
the pump housing
"Buffer zone". Damaged seal ring. Replace seal ring.
Lubricant leakage at
cover. Damaged seal ring. Replace seal ring.
Bolts not tightened. Tighten to the specified
torque settings. Refer to
§
11.1.6 .
Bolting torque too low. Tighten to the specified
torque settings. Refer to
§
11.1.6 .
Problem Possible cause Correction