2.9 Bed Connected to AC Power, Brakes Not Applied Detection Malfunction
Chapter 2: Troubleshooting Procedures
Page 2 - 24 CareAssist® and CareAssist® ES Bed Service Manual (MAN330 REV 4)
2.9 Bed Connected to AC Power, Brakes Not Applied Detection
Malfunction
Initial conditions: the hilow function works (see “Function Checks” on page
2-5).
1. At least one of the other functions is working.
Yes No
↓→Go to RAP 2.1.
2. Do the following to make sure the brake detection switch is connected
correctly.
a. Remove the foot end frame cover.
b. Make sure the brake detection switch connector is correctly connected
to the foot column connector under the cable cover.
The Bed Connected to AC Power But Brake Not Applied Detector operates
correctly.
Yes No
↓→Go to step 4.
3. Do the “Function Checks” on page 2-5.
4. Do the following to make sure the brake detection switch operates
correctly.
a. Disconnect the 2-pin connector at the bottom of the foot column.
b. Using a digital multimeter, set to ohms, at the terminals of the brake
detection switch, check that the brake detection switch operates
correctly.
• Idle (not braked), circuit closed
• Active (braked), circuit open
The switch operates correctly.
Yes No
↓→Replace the brake detection switch and brake detection cabling
subassembly (refer to procedure 4.11 on page 4-38), then go to
to “Final Actions” on page 2-12).
5. Do the following to make sure the foot column cables are connected
correctly.
a. Reconnect the 2-pin connector to the bottom of the foot column.
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