Preventive Maintenance
Chapter 6: Cleaning and Preventive Maintenance
6 - 8 Affinity® Four Birthing Bed Service Manual (195826 REV 2)
SPECIFIED CHECKS
If any of these checks fail, repair or replace the part as applicable. If the repair or replacement does not
correct the problem, remove the unit from service and contact Hill-Rom technical support.
Table 6-1. Specified Checks
Function Procedure
Siderail controls Check the switches in the siderails to make sure they operate correctly. Also
check for intermittent operation. Replace parts as necessary. For replacement
instructions, see
Procedure 4.25 on page 4-42.
Siderail frame Check the siderail frame to make sure that it latches and stores correctly.
Repair as necessary (see
Procedure 4.24 on page 4-41).
Caster tires and central
brake and steer
Check the tires for cuts, wear, tread life, etc. Replace parts as necessary.
Apply the brake, and make sure that the bed will not move. If the bed moves,
examine the caster for wear, and adjust if required. See
Procedure 4.30 on
page 4-51. If the bed moves after adjusting the caster, replace parts as
necessary.
Apply the steering pedal and check the steering to make sure proper locking
action when activated. Replace parts as necessary. See
Procedure 4.30 on
page 4-51.
Communications Test all SideCom® Communication System features (radio, TV, light,
entertainment, and nurse call functions) for proper operation. Replace parts
as necessary.
Examine the communication cable for cuts, nicks, or breaks. Replace parts as
necessary.
Examine the male pins and female receptacle in the connecting plug. Replace
parts as necessary.
CPR release Test the CPR release for proper operation and reset of the head drive system.
When the CPR release is pulled, the bed should lower from any position into a
flat position within 7 seconds with at least 50 lb (23 kg) of weight on the head
section.
Electrical test Test the bed for electrical leakage. Ground resistance must be less than 0.20.
Leakage current must be less than 100A for 120V models, and less than
150 for 230V models.
Battery test Test the battery voltage at connector P5 on the control P.C. board. Voltage
should be 25 V DC to 30 V DC.
Trend-Like function
limits
Make sure that the Trend-Like function handles are accessible
on both sides of the bed, and check for proper handle functions as
follows:
a. Push down on the Trend-Like function handle. The head end lowers
from the level position to 8°, relative to the foot end.
b. Pull up on the Trend-Like function handle. The head rises from the
Trend-Like position to the level position.
c. Repeat the steps using the Trend-Like function handle on the other
side of the bed.
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