Watson-Marlow APEX10 - Manual (Page 50)

TROUBLESHOOTING
50
High pump temperature. Non-standard hose lubri-
cant used. Consult your Bredel repre-
sentative for the correct
lubricant.
Low lubricant level. Add Bredel Genuine Hose
Lubricant. For the required
amount of lubricant refer to
§
11.1.4 .
Fluid temperature too high. Consult your Bredel repre-
sentative about the maxi-
mum temperature range of
the fluid.
Internal friction on the hose
caused by blocked or poor
suction characteristics. Check pipework/valves for
blockages. Ensure that the
suction pipework is as
short as possible and that
the diameter is large
enough.
High pump speed. Reduce pump speed to a
minimum. Consult your
Bredel representative for
advice on optimum pump
speeds.
Problem Possible cause Correction