Invacare 6LXO2 Service Manual page 49

P.C. BOARD
PROCEDURE 11 (continued)- REPLACING P.C. BOARD(S) (FIGURE 1)
7. Position NEW P.C. board(s).
8. Snap P.C. Board(s) into place.
9. 3LX, 5LX and 5LXO2 after S/N 97JXXXX. Connect the following:
Sens O2 or Integrated (Top) P.C. Board (5LXO2 ONLY):
a) Sensor tubing to "T" fitting behind control panel (Refer to PROCEDURE 9 - REMOVING
CONTROL PANEL).
Control (Bottom) P.C. Board (IRC3LX, IRC5LX, IRC5LXO2):
a) Wiring Harness to 9-Pin Wiring Harness Connector (P1).
b) Wiring Harness to 8-Pin Wiring Harness Connector (P5).
c) Transformer connector (P3).
10. Reinstall Sensor Wiring Harness Jumper (P2) to P.C. board(s).
11. Reconnect P6 (4-pin connector) on wiring harness on Telemetry Units ONLY.
12. Set timing switch to position "F" for 3LX.
13. Run unit and ensure that concentrator operates to specification.
NOTE: After replacing P.C. Board(s), retiming may be necessary. (Refer to PROCEDURE 18 -
TIMING THE INVACARE OXYGEN CONCENTRATOR.
14. Check for leaks at transducer tubing on product tank cap (Refer to PROCEDURE 19 - LEAK TEST in this
manual.
15. Reinstall control panel (Refer to PROCEDURE 9- REMOVING CONTROL PANEL).
16. Reinstall cabinet (Refer to PROCEDURE 1 - REMOVING CABINET).
INTEGRATED
SETUP
5LXO2 After
S/N97JXXXX
P2 (Remove Sensor Wiring
Harness Jumper.)
Sensor Wiring Harness Jumper
9 Pin Wiring Harness
Connector (To P1)
8-Pin Wiring Harness
Connector (To P5)
Sens O2 (Top) P.C. BOARD
(5LXO2, 5LXO2T, 6LXO2,
6LXO2T ONLY)
(P1)
(P5)
LED2
LED1
P2 (Remove Sensor Wiring
Harness Jumper.)
FIGURE 1 - REPLACING P. C. BOARD(S)
49
Control Panel
REAR
Stand-off for
SensO2
Board
Sensor
Sensor
(P3)
Tubing
Pressure
Transducer
CONTROL (Bottom) P.C. BOARD
(
3LX, 5LX, 5LXO2, 5LXO2T, 6LXO2, 6LXO2T)
PROCEDURE 11
Stand-offs
Transformer
Stand-offs
Transducer
Tubing
P
C
B
O
A
R
D
S