OPERATION

5.To tighten or replace belt, loosen 4 brush motor mount bolts. If worn, replace belt (Figure 31).

6.To tighten belt, pull back on motor until belt becomes tight, retighten mounting bolts.

7.Replace brush guard and reset main circuit breaker button.

PLUMBING SYSTEM MAINTENANCE

FOR SAFETY: Before leaving or servicing machine, stop on level surface and turn off machine.

Each month or every 80 hours of operation flush out plumbing system with an acetic acid solution. This will prevent plumbing system from clogging and reduce the risk of pump failure. Also check plumbing system for any leaks; repair if necessary. Solution pump does not require lubrication.

1.Pour 750ml (24 oz) of acetic acid solution with 11.3 L (3 gal) of hot water, 60° C (140° F), into solution tank.

FOR SAFETY: When using machine, follow mixing and handling instructions on chemical containers.

2.Transport machine over a floor drain.

3.Pull out drive motor circuit breaker button to shut off power to drive motor.

4.Activate main power and pump switches.

5.Press drive switch towards clean mode symbol.

6.Rotate control grips completely forward and hold for 2 to 3 minutes.

7.Turn main power off and let machine sit overnight to allow acetic acid to break down alkaline buildup.

8.Next day, over a floor drain, disperse remaining solution.

9.Fill solution tank with 11.3 L (3 gal) of clean water and operate machine to flush out excess acetic acid solution.

10.Reset drive motor breaker button.

FIG. 32

3.Remove screens from bowl and clean.

4.When replacing filter, be certain clear bowl is threaded securely.

SOLUTION TANK STRAINER

1.Remove solution tank fill port strainer from inside fill port (Figure 33).

FIG. 33

2. Rinse filter and remove any debris.

STANDPIPE SCREEN

1.Remove recovery tank dome.

2.Remove screen from standpipe and rinse off, replace screen securely. (Figure 34).

SOLUTION FILTER MAINTENANCE

Remove the following solution filters and clean them as needed. Replace filters if damaged.

INLINE STRAINER FILTER

1.Pump solution tank dry to prevent water from spilling when removing filter.

2.Unscrew and remove inline strainer filter (clear bowl). Filter is located underneath at rear of machine (Figure 32).

 

 

 

 

 

 

 

FIG. 34

 

 

 

 

 

 

 

 

 

Concorde￿ HP Plus (01±00)

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