Stryker Power Pro Cot 6500 RUGGED Betriebshandbuch Seite 72

12. Press the (+) button to extend the legs briefly, then try the retract operation again.
a. Use the manual release lever to raise and lower the cot a couple of times.
b. Push the rod-side manual valve in by tapping the stem with a punch and hammer.
c. Loosen the manual release cable until it will no longer pull the valves. If this fixes the drift, re-adjust the
manual release cable until proper function is achieved (See page 70 for how to adjust the cable).
d. Replace the rod-side manual valve.
e. Replace the cylinder.
f. The problem may be with the manifold assembly. Please contact a service technician at (800) 327-0770
or (269) 324-6500.
13. Run the cot up and down several times to remove any air in the system. If the problem persists, the problem could
be the pressure switch, main cable, board, or cylinder. Replace these components in that order, trying the function
after each.
14. Adjust the manual release cable until proper function is achieved (See page 70 for how to adjust the cable). If this
does not fix the problem, replace the rod-side manual valve.
15. Adjust the manual release cable until proper function is achieved (See page 70 for how to adjust the cable). If this
does not fix the problem, replace the cap-side manual valve.
16. Make sure the weight of the patient is being supported by the operators while actuating the manual release lever.
a. Manually raise the cot litter slightly and try to lower again.
b. Adjust the manual release cable until proper function is achieved (See page 70 for how to adjust the
cable).
c. Replace the cap-side manual valve.
d. If the problem persists, replace the cylinder.
17. The operator may have to lift slightly on the foot end while lowering an empty cot. If this does not fix the problem, see
number 16.
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Troubleshooting Guide
6500-009-005 REV A www.stryker.com