IBM totalstorage 2109 M12 Installation And Service Manual page 85

13. Set the wheel brake. Place the wheel chocks around the wheels.
CAUTION:
A fully populated 2109 Model M12 weighs approximately 115 kg (250
lbs) and requires a minimum of two people and a lift tool to install
it. (C011)
Before you install it, verify that the additional weight of the chassis does
not exceed the cabinet's weight limits or unbalance the cabinet. When
you calculate the additional weight, include the cards or power supplies
that partially extend out of the chassis.
CAUTION:
A pinch point exists between the load plate and the bridge tool.
P/N 18P5850-B
SJ000752
14. Slide the switch from the cabinet onto the 24–inch load plate. Center the
switch on the platform.
15. Install the retention straps.
16. Remove the wheel chocks, release the wheel brake, and move the lift tool
away from the cabinet.
17. Lower the load platform to its lowest position.
18. Remove the bridge tool.
Chapter 5. Installing and removing Model M12 switches
55