23
REPLACING THE ANALYZER SCREEN CIRCUIT BOARD
Materials and tools required:
g
4 mm hex key
g
2.5 mm hex key
g
Long nose pliers
1.
Switch off mains power.
2.
Remove the six top shelf retaining screws and washers using a 4 mm hex key and lift off the monitor shelf.
3.
Disconnect the oxygen sensor cable – note that the clip must be squeezed in to disconnect.
4.
Pull off the silicone tube from the pressure transducer – do not put any stress on the transducer – support the body and
use a slight twisting action.
5.
Disconnect the 4 way power supply connector – note that the clip must be squeezed in to disconnect.
6.
Disconnect the speaker connector – pull connector body out with long nose pliers – do not pull on cable.
7.
Disconnect the solenoid connector – pull connector body out with long nose pliers – do not pull on cable.
8.
Remove the two screen securing screws using a 2.5 mm hex key.
9.
Slide screen up to remove from rotameter bank.
10.
Pull touch screen connector clamp to disconnect the ribbon cable.
11.
Disconnect screen display cable by flipping up the clamp using a thumbnail.
12.
Remove the 4 printed circuit board securing screws using a 2.5 mm hex key.
13.
Reverse sequence using new board.
3
10
5
7
11
6
4
12
Summary of Contents for Universal Anaesthesia Machine
Page 1: ...Universal Anaesthesia Machine Maintenance Manual...
Page 14: ...12...
Page 39: ...37 2 3 6 41 35 33 32 36 32 34 38 37 35 33 32 36 41 32 6 4 5 46 15 45 49 48 B B...
Page 40: ...38 41 36 37 39 6 40...
Page 41: ...39 25 27 29...
Page 48: ...NOTES...
Page 49: ......
