3. If rolling is still difficult, check to see if the transfer extrusion is worn around the channels. If so, replace the V-guide
rollers on the anchor.
TTrroolllleeyy rroollllss ppaarrtt ooff tthhee wwaayy aanndd ssttooppss
1. Check the transfer lock bearing in the anchor.
a. Clean the transfer lock pin.
b. Replace the bearing.
c. Apply molybdenum disulfide lubricant (6390-001-263) to the inside of the new bearing.
2. Check the transfer lock override slides (6390-001-261) for excessive wear.
TTrroolllleeyy mmaakkeess nnooiissee wwhhiillee rroolllliinngg
If the noise occurs when the trolley rolls on the transfer and the trolley gets to the foot end of the transfer before the transfer
moves:
1. If no, the transfer lock pin in the anchor, or its return spring, may be the problem. The pin should return to the full up
position after pressed.
a. Check the transfer lock pin.
b. Clean or replace the return spring or bearing as needed.
2. If yes:
a. Remove any debris or foreign objects from the transfer and vehicle floor.
b. Inspect the transfer extrusion for wear. Replace if needed.
c. Remove the trolley from the transfer.
d. Remove or clear any debris from the trolley rollers.
3. If this does not solve the problem, or if the transfer extrusions are worn around the rods, replace the V-guide rollers
(6390-001-025) on the trolley.
If the noise occurs when the transfer is rolling on the anchor:
1. If the noise is a high-pitched squeak, check the detent roller. If the noise is a grinding sound, check the transfer lock pin.
TTrroolllleeyy LLEEDDss ssttaayy ooffff iinn tthhee llooaaddiinngg ppoossiittiioonn
If the trolley LEDs stay off when the trolley reaches the loading position:
1. Confirm that the trolley is powered on and the battery is charged.
2. Make sure that the magnet activator (6390-001-106) is present and that it is fastened at the foot end of the anchor.
3. With the lifting arms down, push on the trolley. Make sure that the system does not roll away from the loading position
and is locked in this position.
4. Remove the transfer. Make sure that the magnet mover trigger (6390-001-205) is intact and undamaged.
5. Remove the magnet mover trigger (6390-001-205).
6. Remove the foot end latch assembly from the transfer and pull out the link in the channel on the patient left side.
a. Check that the magnet nested into that link is present and intact.
b. Check that the return spring on the link is in good condition.
7. Remove the trolley covers. Check the connection of the trolley position sensor (TPS) cable (6390-001-361). If
necessary, replace the trolley position sensor (TPS) (6390-001-361).
EN 16 6390-309-002 Rev AB.0
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