Hill-Rom CareAssist P1170, Service Manual

Page: 60 / 197

2.7 Foot Section Malfunction
Chapter 2: Troubleshooting Procedures
Page 2 - 18 CareAssist™ Bed Service Manual (man330)
2.7 Foot Section Malfunction
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 controls operate correctly.
a. Disconnect all the controls.
b. Connect connect a known good control.
3. The controls operate correctly.
Yes No
↓ →
Go to step 5.
4. Connect one control at a time until the bad control is located. Replace the
affected control.
5. Test the function of the foot section motor intermediate switch.
The problem only occurs with the Dining Chair™ Position and knee
section functions.
Yes No
↓ →
Go to step 7.
6. Go to step 11.
7. Do the following:
a. Remove the power supply cover.
b. Swap the connectors of the knee section and foot section motors (#5
brown, #2 green) on the power board.
c. Activate the CPR function.
The foot section function operates correctly, the knee section motor rod
extends to mid-travel.
Yes No
↓ →
Replace the foot motor (refer to procedure 4.8 on page 4-24).
8. Test the function of the thigh section motor intermediate switch:
a. Connect the foot section motor cable to its socket (#2, green).
b. Either connect a new thigh section motor in extended position or using
an ohmmeter, check the state of the intermediate switch of the thigh
section motor. The motor is extended, the contacts 3 and 4 of the 4-pin