Stryker 3000 - CHAPTER THREE - TROUBLESHOOTING; 3.1 Mechanical Troubleshooting

Chapter Three – Troubleshooting
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3.1 MECHANICAL TROUBLESHOOTING GUIDE
PROBLEM/SYMPTOM SOLUTION(S)
Brakes engage at one end and release at the oth-
er when pedal is activated.
Brakes do not engage when activated.
Brakes do not release.
A. Brakes out of ”time”: slowly push down on
brake pedal until a spring release noise is heard.
Immediately release pedal then push pedal back
down entirely to set brakes.
B. Check all applicable linkage, hardware and
parts alignment. Replace parts as needed (refer-
ence brake assembly drawings, pages 138 & 139).
Steer wheel does not engage when activated.
Steer wheel does not disengage.
A. Check all applicable hardware and parts align-
ment. (See pages 73–75 for steer wheel cable ad-
justment and replacement.)
Siderail release latch does not engage when acti-
vated.
Siderail release latch does not disengage.
A. Check all applicable hardware and parts align-
ment. (See page 119 for siderail positioning
mechanism replacement.)
CPR release does not disengage when activated. A. Check all applicable hardware and parts align-
ment. (See pages 109 & 110 for CPR adjustments
and repairs.)
Head section (Fowler) drifts down when weight is
added.
A. Back drive clutch has failed. Replace motor
and clutch assembly (see pages 103 & 104).
Head motor will not run Fowler down electrically –
motor hums momentarily when activated.
A. Refer to page 43, steps A & B to assure prob-
lem is not electrical. Replace motor and clutch
assembly if problem is mechanical (see pages 103
& 104).