Section 13-Control Panel; Removing Control Panel - Invacare Perfecto2IRC5PO2AW Service Manual

SECTION 13—CONTROL PANEL
SECTION 13—CONTROL PANEL

Removing Control Panel

To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before
servicing.
Before handling any P.C. boards, you need to be properly grounded to prevent static
damage to the components of the board. A Static Cuff MUST be worn and properly
grounded using an alligator clip. Electrical conduit or a water pipe is normally sufficient
when a known good ground is not available. Care should be taken to ensure that the
alligator clip contacts with bare metal surface.
NOTE: For this procedure, refer to FIGURE 13.1 on page 53.
Tools Required:
• Diagonal cutters
• Flathead screwdriver
• ¼-inch ratchet, ¼-inch socket, and ¼-inch extension
• Pliers
• Tie-wraps
• Ground strap (cuff)
1. Unplug unit.
2. Remove cabinet. Refer to Cabinet on page 22.
3. Cut the two tie wraps that secure the control panel to the sieve beds (Detail "A").
4. Cut the two tie wraps that secure the P.E. valve assembly to the control panel (not
shown).
5. Remove the two mounting screws that secure the control panel to the sound box
(Detail "B").
6. Remove the ¼-inch I.D. tubing from the top and bottom barbed fittings of the
flowmeter (Detail "B").
7. Cut tie wrap and remove ¼-inch I.D. tubing from the patient outlet barbed fitting
behind the control panel (Detail "B").
8. Remove the two mounting screws that secure the P.C. board to the control panel.
NOTE: Before performing STEP 9, code all wires to ensure correct reinstallation.
9. Remove spade connectors from circuit breaker, hour meter and On/Off (
(Jumper wire harness from On/Off switch to circuit breaker does not have to be
removed).
10. Remove the hour meter. Refer to Replacing Hour Meter on page 63.
Perfecto ™
2
DANGER
52
) switch.
Part No 1154245