Stryker 6390 User Manual

2 6390-009-002 REV D www.stryker.com
Table of Contents
Cot takes a long time to jog up............................................................................................................. 29
Lifting arms do not lower, but the cot legs extend when you press the extend (+) button .................................. 29
Lifting arms lower, but the cot legs do not extend when you press the extend (+) button .................................. 30
Lifting arms lower cot too quickly when you press the extend (+) button ....................................................... 30
Lifting arms lower the cot too slowly when you press the extend (+) button.................................................... 30
Trolley does not lower smoothly when you press the extend (+) button......................................................... 30
Trolley hydraulic motor is noisy when you press the extend (+) or retract (-) button......................................... 31
Lifting arms do not lower cot low enough when you press the extend (+) button ............................................. 31
Cot drifts down or goes into high speed retract when you press the retract (-) button....................................... 31
Cot legs are retracted, but the cot is not lifted by the lifting arms when you press the retract (-) button ............... 32
Cot is lifted by the lifting arms but the cot legs do not retract when you press the retract (-) button .................... 32
Trolley lifts the cot too slowly when you press the retract (-) button ............................................................. 32
Lifting arms lift the cot too quickly when you press the retract (-) button ....................................................... 32
Trolley does not lift smoothly when you press the retract (-) button.............................................................. 33
Cot does not lift high enough ............................................................................................................... 33
Cot does not jog down once in the transport position ................................................................................ 33
Trolley manual release button does not lower the lifting arms ..................................................................... 34
Trolley manual release button lowers the lifting arms, but not smoothly ........................................................ 34
Trolley error LED indicates an error (solid amber) .................................................................................... 34
Trolley control panel does not move the lifting arms ................................................................................. 34
Trolley stops part way while rolling to the transport position........................................................................ 34
Trolley makes noises while rolling......................................................................................................... 35
Trolley is in the transport position with a cot and the trolley LEDs are not illuminated green .............................. 35
Trolley is in the transport position and the cot is not locked in at the foot end................................................. 35
Transfer does not lock into the anchor................................................................................................... 35
Service ................................................................................................................................................. 37
Transfer removal............................................................................................................................... 37
Trolley removal................................................................................................................................. 37
Cover removal and replacement........................................................................................................... 40
Manual release button assembly removal and replacement ....................................................................... 42
Control board assembly removal and replacement ................................................................................... 44
Master on/off switch replacement......................................................................................................... 45
Trolley actuator assembly replacement.................................................................................................. 46
Hydraulics assembly removal and replacement ....................................................................................... 48
Hydraulic cylinder rod end replacement ................................................................................................. 51
Communication board replacement....................................................................................................... 52
Inductive coil replacement................................................................................................................... 53
Trolley position sensor (TPS) replacement ............................................................................................. 55
Flat roller and V-guide roller replacement............................................................................................... 58
Hydraulic cylinder removal and replacement ........................................................................................... 59
Velocity fuse removal and replacement ................................................................................................. 61
Non-locking manual valve removal and replacement ................................................................................ 62
Hose removal and replacement............................................................................................................ 63

Stryker 6390 Specifications

General

Brand	Stryker
Model	6390
Category	Medical Equipment
Language	English