Circuit Board Replacement; Product Tank Replacement - AirSep NewLife Intensity 10 Service Manual

A green light that fails to illuminate indicates a disconnected or faulty solenoid coil or an
electrical malfunction in that valve circuit. The two vertical red lights indicate high and
low pressure.
Consult the troubleshooting chart in Section 6.0 to determine when to replace the printed
circuit board.

5.7.1 Circuit Board Replacement

Circuit Board Removal
To remove the circuit board, follow the steps below:
1. Set the unit's
2. Remove the side and back panels.
3. Disconnect the main power 10-pin connector from the circuit board.
4. Disconnect the alarm 6-pin connector from the circuit board.
5. Cut the tie-wrap at the circuit board pressure transducer and disconnect the
6. Push in on the circuit board support tabs while you lift each area of the
Circuit Board Installation
To install the circuit board, follow the steps below:
1. Push the circuit board on to the support tabs.
2. Install green tubing to the top barb of transducer located on the circuit
3. Carefully align and firmly install the 6-pin connector and the 10-pin
4. Reconnect the back and side panels.

5.8 Product Tank Replacement

Product Tank Removal
To remove the product tank, follow the steps below:
1.
2.
3.
The Printed Circuit Boards (PCBs) contain components that are sensitive
to electrostatic discharge (ESD) and can damage the board if not handled
properly. As when handling any ESD-sensitive PCB, observe standard
ESD safety procedures.
0 switch to the "0" position and disconnect the power cord.
I/
green tube from transducer.
Care must be taken when removing and installing tubing to circuit
board sensor to prevent damaging sensor.
circuit board to remove circuit board from the control panel.
board. Secure with the tie-wrap.
connector to the circuit board so that the connector's tab locks securely into
place.
Set the unit's /0 power switch to the "0" position, and disconnect the power
I
cord.
Remove the sides, lower front, and back panels.
Remove the compressor. (Refer to Section 5.3.)
15
MN134-1 rev C