Bissell ProHeat Protech BS-7920F Troubleshooting Manual page 9

Solution 2:
Remove any debris on the spray tips located at bottom of unit with a soft
brush (an old toothbrush works well).
No, heating element may be clogged. This is
caused if machine is not flushed out after use.
When solution is not flushed out and is left to sit in
machine it turns into a powder like substance and
clogs machine. Send consumer a Service &
Maintenance CD ROM or hard copy and refer to
authorized service centre
Prepared by Monique Lania
Turn unit off
Turn unit on. Does unit spray now?
Yes, problem solved
9
Call Servicing Guide ProHeat Protech 7920F