Sera ABP-100, Operating Instructions Manual, Page: 25 / 62

Air driven diaphragm pump
Pompe pneumatique à membrane
Operating instructions
Notice de mise en service
TA 312 Rev. 21 en 08/2018
Subject to technical modifications!
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9.4.1 Diaphragm tightening torques
Tightening torques for diaphragms
Pump type Diaphragm material Tightening torque
[Nm]
AP.. - 30
Santoprene 15
Sant PTFE 15
Hytrel 15
PTFE 15
AP.. - 45
Santoprene 27
PTFE 30
AP.. - 100
Santoprene 30
PTFE 33
AP.. - 150
Santoprene 33
Sant PTFE 33
PTFE 33
AP.. - 340
Santoprene 47
PTFE 50
AP.. - 650
Santoprene 160
Sant PTFE 160
PTFE 160
AP.. - 850
Santoprene 160
Sant PTFE 160
PTFE 160
Tightening torques for suction-/pressure
Pump type Tightening torques
[Nm]
(with PTFE O-Rings)
Tightening torques
[Nm]
(with rubber O-Rings)
AP… - 30 --- 4
AP… - 45 6 ---
AP… - 100 8 10
AP… - 150 10 12
AP… - 340 18 18
AP… - 650
 
AP… - 850
 
Tightening torques for pump bodies/housing
Pump type Tightening torques [Nm]
AP… - 30 4
AP… - 45 7
AP… - 100 10
AP… - 150 7
AP… - 340 14
AP… - 650 25
AP… - 850 25
9.5 Exchange of the control valve
Proceed as follows to replace the control valve.
Disassemble the pump as described in section 9.3 „Changing
diaphragms“.