8-36 
 
The test fixture of the circuit transit adapter can be installed on the circuit transit block of the 
anaesthesia machine or the removed patient circuit, as shown in the following figure. 
 
 
If the plugging is difficult during installation, apply some lube oil (lubricating grease or Krytox 
high-performance Fusso lubricating grease) on the seal ring of the corresponding circuit transit 
block, as shown in the following figure. 
 
 
 
 
Seal ring (M6M-010058---) 
Seal ring (082-000667-00) 
Seal ring (082-000665-00)