LTV 1150 - Front Panel

p/n 18603-001, Rev. C LTV
®
1200/1150 Ventilator Service Manual Page 8-71
Front Panel
Parts required for replacement: Tools required:
• LTV
®
1200 Membrane Switch Panel
P/N 17513-001
• LTV
®
1150 Membrane Switch Panel
P/N 17513-006
• LTV
®
1200 Overlay Panel English
P/N 17914-001
• LTV
®
1150 Overlay Panel English
P/N 18985-001
• Phillips screwdriver with torque
meter
• Dental pick or flat tip screwdriver
• Grounded anti-static wrist strap
• 120 in-oz Torque Screwdriver
To remove the front panel:
1) Remove the back panel of the ventilator and disconnect the internal battery cable (see
instructions on page 8-28).
2) Remove the motor board (see instructions on page 8-90).
NOTE
Tubing Configurations - When disconnecting tubes, note their positions and review the
internal flexible tube routing tables, instructions and diagrams beginning on page 8-33.
If tubing needs to be replaced, consult the tables and instructions in Internal Flexible Tubing
beginning on page 8-33 for tubing diameters, lengths and routing diagrams.
3) Disconnect the Pisco connector from the oxygen transducer on the analog board. (LTV
®
1200 only) See diagram on page 8-57.
4) Disconnect the 2-wire fan connector, 3-wire flow valve connector, 4-wire rotary switch
connector, and 2-wire sounder connector from the power board.
5) Remove the sounder assembly (see instructions on page 8-55).
6) Disconnect the 8-wire oxygen blender connector from the power board (LTV
®
1200
only).
7) Disconnect the 2-wire flow valve thermistor cable from the power board.
8) Remove the flow valve assembly (see instructions on page 8-65).
9) Disconnect the three (3) flexible tubes from the Flow Xducer and Exh Valve fittings on
the side panel of the ventilator.