Performing maintenance
8.1 Complaints From the Operator
Ask the operator if there are any issues with the unit.
Test criteria
•
There are no known issues with the unit.
If No,
Please provide a description of the complaint and what
actions were taken to resolve it here.
8.2 Check All Existing Tray Trolleys
Check external damage to the tray trolleys with drive-in system
Test criteria
• Tray trolleys appear OK externally.
–
Handlebar is connected and fully functional
• Ball bearings are in good condition.
–
Ball bearings are easy to move.
• Casters are in good condition.
–
Casters are firmly screwed on.
–
Casters are easy to move.
If No
Change ball bearing.
If No
Change the caster.
Check pan with quick release
Test criteria
•
Quick release is tight when locked and releases easily
when opened.
If no
• Repair quick release
• Replace gasket if necessary
Check alignment of the tray trolley with retraction system
Test criteria
• The tray trolley is in a horizontal position and securely fastened to the
ball bearings.
–
Tray trolley is aligned.
–
Floor is level within 8 mm (or 1/3 in)
–
Tray trolley can move in and out without hitting anything
If No
Align the tray trolley.
24
Maintenance instructions
Remarks / values
Remarks / values
Remarks / values
Remarks / values
Yes
No
Yes
No
Yes
No
Yes
No