FORM NO. 56043025 / BA 700, 800, 1000 / 28LX, 32LX, 38LX / 280HD, 320HD, 380HD - 33WHEEL DRIVE SYSTEMCFRONTGDEFAB______________________________________________________________________________________________MAINTENANCELubricate the drive wheel bearings once per month. For access to the grease fitting, open the left splash guard, raisethe brushes and remove the left scrub brush from the machine.______________________________________________________________________________________________CHAIN REMOVAL OR ADJUSTMENT______________________________________________________________________________________________CHAIN REMOVAL:1 Drain and remove the solution and recovery tanks, disconnect and remove the batteries and squeegee.2 Remove the left splash guard and scrub brush. Then tip the machine over on its left side.3 See Figure 1. Loosen Lock Nut (A) and back out Bolt (B) several turns to loosen tension on the drive chain, thenremove the chain from the motor sprocket.4 Disconnect the master link in the drive chain and remove the chain from the machine.5 Follow steps 1-4 in reverse order to reassemble. Adjust the chain tension. See the “Chain Adjustment” instructionsfollow step 2.6 Test the drive system for proper operation.FIGURE 1