Endress+Hauser Liquistation CSF33 - Page 161

Liquistation CSF33 Maintenance
Endress+Hauser 161
Opening the peristaltic pump
1
2
3
4
5
6
7
A0014115
 41 Opening the peristaltic pump
1
2
3
4
5
6
7
Retainer
Pump tubing
Fastening clip
Pump bracket
Pump head cover
Positioning pin
Knurled head screw
1. Take the sampler out of service by pausing a program that is currently running.
2. Open the fastening clip (item 3) and push the pump bracket (item 4) upwards.
3. Remove the knurled head screw (item 7) and open the pump head cover (item 5) to
the right.
4. Remove the knurled head screw (item 7) and open the pump head cover (item 5) to
the right.
Replacing the pump tube
1
2
8
9
10
A0014116
 42 Replacing the pump tube
1
2
8
9
10
Retainer
Pump tubing
Terminal
Marking ring
Roller
1. Remove the clamp (item 8) and remove the pump tube (item 2) from the pump.
2. Remove any silicone deposits on the roller (item 10) and the flexible pump bracket.
3. Make sure the roller and all the rolls turn smoothly and evenly.
4. Apply some lubricant to the roller.
5. Secure the new pump tube to the pressure sensor with the clamp (item 8).
6. Guide the pump tube around the roller and insert the marking ring into the groove
(item 9).
7. Close the pump head cover and screw it tight. Close the pump bracket.