Watson-Marlow Bredel 265 - Manual (Page 45)

MAINTENANCE
45
3. Place a tray (A) under the drain plug in the
bottom of the pumphead. The tray must be
large enough to contain the lubricant, possibly
contaminated with product fluid, from the
pumphead. Remove the drain plug (B). Catch
the lubricant from the pump housing in the tray.
Check that the breather vent mounted on the
rear is not obscured. Check that the sealing ring
(C) is not damaged and replace it if necessary.
Position the drain plug and tighten it firmly.
4. Loosen the retaining bolts (A) of both the
suction and discharge line (B). Disconnect the
suction and discharge lines.
5. Loosen hose clamp (A) of both the inlet and
outlet ports by loosening retaining bolt (B).
6. Pull the insert (B) from the hose and remove the
flanges (A). Carry out this procedure both for
the inlet and outlet ports.
A B C
A
B
B
A
B
A