GE Vivid E9, Service Manual

Page: 187 / 802

GE H
EALTHCARE
D
IRECTION
GA091568, R
EVISION
5 VIVID E9 S
ERVICE
M
ANUAL
Chapter 4 - General procedures and Functional checks 4 - 51
4-3-13 Mechanical Functions Checks
4-3-13-1 Casters (Wheels), Brakes and Direction Lock Checks
The wheels are controlled by the pedals situated between the front wheels of the unit (see Figure 4-41).
Examine the wheels frequently for defects to avoid breaking or jamming.
Follow the steps below to verify that Brakes and Direction Locks function as intended.
1.) Press the right pedal to engage the front wheel brakes. Apply a pressure on the scanner to
verify that the brakes works as intended.
2.) Press the center pedal to release the front wheel brakes.
3.) Press the left pedal to engage the Swivel lock. Ensure that the wheels lock, making it impossible
to turn the scanner to the sides.
4.) Press the center pedal to release the Swivel lock.
5.) Apply the additional brakes on the rear wheels and verify that they function. When finished, release
the additional brakes.
Table 4-8 Wheel
Characteristics
WHEEL CHARACTERISTICS
FRONT
SWIVEL, SWIVEL LOCK AND BRAKE
REAR
SWIVEL AND BRAKE
Figure 4-41 Pedals