Watson-Marlow PF6 - Manual (Page 26)

INSTRUCTION HANDBOOK
PF6
PF6 IH EN 74-105-022 v1.04.doc Version: 1.04 Page 26 of 30
Adjusting the spring force
Step Action Remarks / control
1. Remove the pads covering the adjustment screws. NA
2.
Screw down the adjustment screws (B) until the upper side of
the stops (C) are aligned with the intermediate part of the pump
head.
Note that adjustment screws B are
locked by use of glue. Use a suitable
screwdriver and use necessary
force.
3.
Mount Ø8.0 ID tubes in the pump (2 separate pieces of tube
open at both ends). Observe that tubes lay correctly in the
pump.
NA
4. Set speed for 100 rpm and start the pump. NA
5.
Connect pressure gauge to outlet end of tube and measure
outlet air pressure.
The 2 “channels” must be adjusted separately.
6.
Adjust the spring force action on the tubes by use of adjustment
screws (A).
The outlet air pressure should be adjusted to 0.8 – 0.9 bar.
7. Stop the pump NA
Adjusting the pump pressure
Step Action Remarks / control
1.
Mount Ø1.6 ID tubes in the pump (2 separate pieces of tube
open at both ends). Observe that tubes lay correctly in the
pump. NA
2. Set speed for 100 rpm and start the pump.
NA
3.
Connect pressure gauge to outlet end of tube and measure
outlet air pressure.
The 2 “channels” must be adjusted separately. NA