Hill-Rom CareAssist P1170, Service Manual

Page: 91 / 197

4.3 Power Supply
Chapter 4: Removal, Replacement, and Adjustment Procedures
CareAssist™ Bed Service Manual (man330) Page 4 - 11
4
Replacement
1. Do the removal procedures in reverse order. For cable connections, refer to
table 4-1 on page 4-11.
Table 4-1. Power Supply Connections
2. Check the dates shown on the batteries and replace them if they are older
than three years.
3. Check that the earth continuity of the accessible metal parts is correct (see
“Earth resistance” on page 6-7 in the Preventive Maintenance Schedule).
SHOCK HAZARD:
An abnormally high leakage current is symptomatic of a degradation
within the AC power cable and the power supply. Personal injury could
result if the value of the leakage current is above 500 microamperes.
4. Check that the leakage current of the bed is compliant (see “Leakage
current” on page 6-5 in the Preventive Maintenance Schedule).
5. To make sure the CareAssist™ Bed operates correctly, do the “Function
Checks” on page 2-6.
Connector
number
Marking Color Identification
0 #0 Red Not used
1a #1a Gray Right hand siderail
1b #1b Gray Left hand siderail
2 #2 Green Foot section motor
3 #3 Blue Head section motor
4 #4 Yellow Foot hilow column
5 #5 Brown Knee section motor
6 #6 Yellow Head hilow column