Bissell ProHeat Protech BS-7920F Troubleshooting Manual page 12

Solution 2:
Is the black o-shaped ring on the SmartMix cap insert fitted securely over the straw?
No, tighten o-shaped ring securely over straw, problem solved
Check the black and red tank gasket on the SmartMix
bottle cap and on the bottom of the Tank-in-Tank. Is
gasket lodged in base of unit or has it been lost?
No
Remove tank-in-tank assemble from unit.
Turn tank-in tank upside down. On the bottom of tank there is a red and black valve. Hold
the tank upright and push in the black X valve. Does water come through the X
Yes, proceed to solution 3
Prepared by Monique Lania
Remove SmartMix bottle from unit
Is there liquid in the SmartMix reservoir?
Yes
Yes, reattach gasket by pushing the red
rounded portion over the lip of the
solution tank insert or order new gasket if
appropriate.
No, X valve may be blocked internally. Advise customer to call
Bissell Free Call 1800 number again and press Option 3 for
spare parts and order replacement Tank-in-Tank Assembly
Yes
The neck of the SmartMix bottle may be
undersized, therefore the cap will not make
proper contact with the unit.
Advise customer to call Bissell Free
Call 1800 number again and press
Option 3 for spare parts and order
replacement SmartMix bottle
12
Call Servicing Guide ProHeat Protech 7920F
No
valve?