Clarke Alto SCRUBTEC 743L User Manual
Page 25
CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751
Page -25-
NOTE: Always turn machine off before servicing
machine.
WARNING: Always wear eye protection and
protective clothing when working
near batteries. NO SMOKING!
WARNING: Before raising or removing the
recovery tank, be sure tank is
empty. Do not operate or perform
maintenance on the machine while
the recovery tank is in the open
position. The tank can be
accidentally bumped and it may
slam shut.
1. Disconnect the batteries. Use a cloth and a solution of
ammonia or bicarbonate of soda to wipe the top of the
batteries. Clean the battery terminals. Reconnect the
batteries.
2. Check the hoses for leaks, obstructions and other
damage.
3. On machines with cylindrical brush head, check the
brush drive belts for proper tension. Belts must be
tensioned properly to prevent slipping. To tighten the
belts, follow this procedure:
a. Remove belt cover by removing screws.
b. Loosen the 2 screws on either side of the
motor pulley.
c. Use a small pry bar or large screwdriver to pry
the motor upward to achieve correct belt
tension. Pry on the motor close to where the
motor contacts the brush head casting (See
Figure 36, A).
d. Hold tension and tighten 2 screws (See Figure
36,B).
e. Replace belt cover.
Maintenance
Figure 36
A
B