The Lower Chain can be adjusted on either or both sides of the dolly. To adjust the tension, remove the lower cover plate over the motor and/or the accumulator. Locate the Tension Block Screw(7) as shown in Figure S3.

Figure S3

Using a 3/16 hex key, loosen the screw about 1/2 turn as shown in Figure S4

Locate the Lower Tension Port(4) on the inner wall of the dolly .

Figure S4

Insert a 3/16 hex wrench into the port and adjust the tension screw as shown in Figure S5.

After setting the proper tension, about 1/2 side to side movement of the chain, tighten the Tension Block Screw and replace the lower cover plate.

Figure S5


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