8Maintenance
Pump Head Maintenance (Tool Free)
1260 Infinity II Flexible Pump User Manual 192
Replace the Heat Exchanger (G7131C)
For 1290 Infinity II Bio LC modules, use bio / bio-compatible parts only.
Do not mix parts between 1260 Infinity II Bio-Inert LC modules and 1290 Infinity II Bio LC modules.
Tools required p/n Description
Wrench, 19 mm
5023-2501 Screwdriver Torx-T10
5067-5688 Torque wrench 1 – 25 Nm with 14 mm wrench
G4220-20013 4 mm hex bit
G4220-20015 Adapter ¼ in square to hex
G4220-20041 Bit Torx 10x25 mm
Parts required p/n Description
G7131-60005 Heat Exchanger for Bio-Compatible Pump
Preparations
• Remove the pump head assembly from the pump
• Remove the secondary pump head from the link plate
1 Remove the 19 mm screw at the front of the secondary
pump head.
2 Remove the front plate.