Watson-Marlow Bredel 10 - Manual (Page 31)

MAINTENANCE
31
7.5 Changing lubricant
1. Place a tray (A) under the drain plug in the
cover of the pump. Remove the drain plug (B).
Catch the lubricant from the pump housing in
the tray. Position the drain plug and tighten it
firmly.
2. The pump housing can be filled with lubricant
via the breather (A) on the cover. For this
purpose remove the breather cap (B) and
position a funnel (C) in the breather. Pour the
lubricant in the pump housing via the funnel.
3. Keep on pouring until the lubricant level has
risen above the level line in the inspection
window. Place breather cap.
7.6 Replacing pump hose
7.6.1 Removing pump hose
1. Isolate the pump from the electrical supply.
2. Close any shut-off valves in both the suction
and discharge line to minimize product loss.
For the required quantity of lubricant, refer
to §
11.1.4 .