Bissell Pro Heat Pro-Tech BS-7920F Programming manual

Troubleshooting
Bissell ProHeat Protech BS-7920F
CONTENTS PAGE
Consumer states unit will not spray to the floor and no spray
from the upholstery tool…………………………………………………….Page 2
Consumer states unit will spray through the hose, but not to
the floor…………………………………………………………………………Page 8
Consumer states unit will spray at the floor, but not through the
upholstery hose………………………………………………………………Page 10
Consumer states flow indicator will not spin but water is spraying
out at the floor………………………………………………………………...Page 11
Consumer states unit is releasing too much solution or only
Shampoo……………………………………………………………………….Page 14
Consumer states unit will not release any shampoo…………………….Page 15
Consumer states no or low suction…………………….…………………..Page 17
Consumer states no suction through the upholstery hose but does
have suction at the floor…………………………………..………………......Page 21
Consumer states the water that is sprayed out is not hot…………....…Page 23
Consumer states the brush will not turn…………………………………..Page 24
Consumer states the unit has no power……………………………………Page 25
Consumer states the unit drags on carpet………………………………..Page 26
Consumer States the Tank-In-Tank is leaking at the black plate
on the bottom of the tank…………………………………………………..…Page 27
Consumer states unit is very noisy…………………………………….….Page 28

Prepared by Monique Lania 2Call Servicing Guide ProHeat Protech 7920F
Consumer states unit will not spray to the floor and no spray from the
upholstery tool
Solution 1:
Solution 2:
Yes
Yes
Remove SmartMix bottle from unit
Has Tank-in-tank been emptied and refilled and has the SmartMix (solution) bottle been filled with solution?
No, empty and refill water tank and
fill SmartMix bottle (solution bottle)
with Bissell Solution
,
p
roblem solved
Advise customer to call Bissell Free
Call 1800 number again and press
option 3 for spare parts and order
replacement SmartMix bottle
Yes, reattach gasket by pushing the red
rounded portion over the lip of the bottom of
the Tank-in-Tank assembly or solution tank
insert or order new gasket if appropriate.
Yes
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 valve?
Yes, proceed to solution 2 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-Tank assembly
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
Is there liquid in the SmartMix reservoir?
No
The neck of the SmartMix bottle may be
undersized, therefore the cap will not make
proper contact with the unit.
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?

Prepared by Monique Lania 3Call Servicing Guide ProHeat Protech 7920F
Solution 2:
Using a Phillips head screwdriver, tighten the 3 screws which
hold the black plate to the bottom of the Tank-In-Tank
Yes, Advise customer to call Bissell Free Call 1800
number again and press Option 3 for spare parts
and order re
p
lacement Tank-In-Tank Assembl
y
Remove the Tank-Tank Assembly from the machine
Empty the contents of water from the Tank-In-Tank Assembly
Turn the Tank-in-Tank upside down. You will see a black plate attached to the bottom of the Tank-in-Tank
Fill the Tank-In-Tank with water and place it back into machine, does unit spray now?
No, proceed to solution 3

Prepared by Monique Lania 4Call Servicing Guide ProHeat Protech 7920F
Solution 3:
No
How?
Yes, proceed to solution 4
Check pump belt to make sure it is in place
Is the brush rotating?
Remove Belt Access door (on right hand side of unit, next to Ready Tools dial) by inserting a flat
head screw driver into the slot nearest to the handle and gently pulling the access door off.
Turn the machine on its side so that the belt access area is facing upwards
On the bottom of the machine, near the belt access area there is a red retainer plate that holds the
black brush arm and the brush in place. With a Phillips head screw driver remove the screw
located
j
ust above the red
p
late.
Remove the black brush arm and remove the toothed brush belt from the
brush and the brush from the red pulley.
Locate the pump belt, is it broken or damaged?
Yes, order replacement pump beltNo, Is the brush assembly damaged, or full of debris?
Remove the tank-in-tank assembly and the SmartMix bottle and set aside.
Yes, remove debris and hair with soft cloth and scissors or
order replacement brush assembly if appropriate
No, is pully damaged?
Yes, refer customer to an Authorized Service CentreNo, proceed to
solution 4

Prepared by Monique Lania 5Call Servicing Guide ProHeat Protech 7920F
Solution 4:
Does water spray through the hose with the attachment off?
Yes, proceed to solution 5 No, refer consumer to an Authorized Service Center

Prepared by Monique Lania 6Call Servicing Guide ProHeat Protech 7920F
Solution 5:
The unit may have lost prime.
Turn unit off and hold the trigger in for 30 seconds
Yes
How?
No
No, refer customer
to an Authorized
Service Centre
No, proceed to solution 5 Yes, problem solved
Yes, pour hot tap water (½ - 1
cup) into the flow indicator
Let the unit sit for about 30 seconds. Put flow
indicator cap on. Turn unit on. Does water came out
through to the floor now?
Squeeze and release the trigger, does the trigger spring back when released?
No, Refer consumer to an
A
uthorized Service Cente
r
Check the square valve on unit
Switch the unit on. Manually press the trigger
Use screw driver to remove screws in upper
handle. Remove the upper handle of the unit
No, order Advise
customer to call Bissell
Free Call 1800 number
again and press option 3
for spare parts and
replacement handle
Yes, proceed to
solution 6
Fill tank-in-tank with hot water and replace in unit
Turn unit on. Remove the cap from the flow indicator located on
the left hand side of the tank-in-tank assembly. Does water come
through the flow indicator when the trigger is pressed?
Inspect handle, is the push rod moving in
relationship to the trigger.
Yes, re-install
handle
Place a towel under the
machine or make sure the
machine is on a surface that
would not be damaged by
water
Is the square valve is in place?

Prepared by Monique Lania 7Call Servicing Guide ProHeat Protech 7920F
Solution 6:
Remove any debris on the spray tips located at bottom of unit with a soft
brush (an old toothbrush works well).
Turn unit on. Does unit spray now?
Yes, problem solved
Turn unit off
No, refer customer to an Authorized Service Centre

Prepared by Monique Lania 8Call Servicing Guide ProHeat Protech 7920F
Consumer states unit will spray through the hose, but not to the floor.
Solution 1:
The unit may have lost prime.
Turn unit off and hold the trigger in for 30 seconds
Yes
How?
No
No, refer to
authorized service
centre No, proceed to solution 2 Yes, problem solved
Yes, pour hot tap water (½ - 1
cup) into the flow indicator
Let the unit sit for about 30 seconds. Put flow
indicator cap on. Turn unit on. Does water came out
through to the floor now?
Squeeze and release the trigger, does the trigger spring back when released?
No, refer consumer to an
A
uthorized Service Cente
r
Check the square valve on unit
Switch the unit on. Manually press the trigger
Use screw driver to remove screws in upper
handle. Remove the upper handle of the unit
No, Advise customer to
call Bissell Free Call
1800 number again and
press option 3 for spare
parts and order
replacement handle
Yes, proceed to
solution 2
Fill tank-in-tank with hot water and replace in unit
Turn unit on. Remove the cap from the flow indicator located on
the left hand side of the tank-in-tank assembly. Does water come
through the flow indicator when the trigger is pressed?
Inspect handle, is the push rod moving in
relationship to the trigger.
Yes, re-install
handle
Place a towel under the
machine or make sure the
machine is on a surface that
would not be damaged by
water
Is the square valve in place?

Prepared by Monique Lania 9Call Servicing Guide ProHeat Protech 7920F
Solution 2:
Remove any debris on the spray tips located at bottom of unit with a soft
brush (an old toothbrush works well).
Turn unit on. Does unit spray now?
Yes, problem solved
Turn unit off
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 10 Call Servicing Guide ProHeat Protech 7920F
Consumer states unit will spray at the floor, but not through the upholstery
hose.
Solution 1:
Remove any tools from the end of the upholstery hose. Does the unit spray through the hose now?
No
Clean out the spray tip with the end of an unfolded paper clip.
Does the unit spray now?
No, stretch the hose out and give it a few
light tugs to release any kinks in the internal
water su
pp
l
y
hose. Does it s
p
ra
y
now?
No, refer customer to an
Authorized Service Centre Yes, problem solved
Yes, Advise customer to call Bissell
Free Call 1800 number again and
press option 3 for spare parts and
order replacement upholstery tool
Yes, problem solved

Prepared by Monique Lania 11 Call Servicing Guide ProHeat Protech 7920F
Consumer states flow indicator will not spin but water is coming out at the
floor
Solution 1:
Yes, problem solved
Remove tank-in-tank assembly from unit
Remove the lid from tank and turn the lid upside down
Is the small red lint basket, placed securely inside its hole in the tank lid?
Yes No, place red lint basket securely in place, ensuring it has been
pushed into its hole securely and it is not upside down, problem solved
Remove red lint basket from its hole and remove any debris
stuck in lint basket with your finger tips or an old toothbrush.
If it is really dirty soak in hot water for 30 minutes and replace
it back into machine. Is flow indicator s
p
innin
g
now?
No, proceed to solution 2

Prepared by Monique Lania 12 Call Servicing Guide ProHeat Protech 7920F
Solution 2:
Yes
Is the black o-shaped ring on the SmartMix cap insert fitted securely over the straw?
Is there liquid in the SmartMix reservoir?
No
The neck of the SmartMix bottle may be
undersized, therefore the cap will not make
proper contact with the unit.
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?
Remove SmartMix bottle from unit
Yes
No, tighten o-shaped ring securely over straw, problem solved
Advise customer to call Bissell Free
Call 1800 number again and press
Option 3 for spare parts and order
replacement SmartMix bottle
Yes, reattach gasket by pushing the red
rounded portion over the lip of the
solution tank insert or order new gasket if
appropriate.
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 valve?
Yes, proceed to solution 3 No, X valve may be blocked internally. Advise customer to call
Bissell Free Call 1800 number again and press Option 3 for
s
p
are
p
arts and order re
p
lacement Tank-in-Tank Assembl
y

Prepared by Monique Lania 13 Call Servicing Guide ProHeat Protech 7920F
Solution 3:
No
How?
No, refer customer to an Authorised Service Centre
Examine the Flow Indicator Cap located next to grey tools diverter knob. Are there any cracks in it?
Yes, Advise customer to call Bissell Free
Call 1800 number again and press Option
3for spare parts and order replacement
Flow Indicator Ca
p
Ensure flow indicator cap is screwed down tightly
Turn the machine on, press the trigger on the upper handle while tightening
the flow cap at the same time. This will increase the seal in the cap. Does
the flow indicator s
p
in when the tri
gg
er is
p
ressed now?
Yes, problem solved

Prepared by Monique Lania 14 Call Servicing Guide ProHeat Protech 7920F
Consumer states unit is releasing too much solution or only shampoo.
Solution 1:
Yes
Yes, Ensure window tabs are locked into
their mating slots, problem solved
No
Is the black O shaped ring on the SmartMix Cap Insert fitted securely over the cap insert & straw? ** NOTE:
Some O rings are detachable and need to fit over the straw; others are molded to the cap
No, Fit O ring securely, 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?
Are the small rounded clear window tabs on the Floor Nozzle out of their
mating slots and inadvertently lifting the tank up out of place?
No, refer customer to an
Authorized Service Centre
Yes, reattach gasket by pushing the red rounded portion over the lip of
the solution tank insert or order new gasket if appropriate, problem solved

Prepared by Monique Lania 15 Call Servicing Guide ProHeat Protech 7920F
Consumer states unit will not release any shampoo
Solution 1:
No
Remedy Yes
Does the SmartMix Knob (located next to SmartMix solution bottle) function properly?
Is there liquid in the SmartMix reservoir (where the
SmartMix bottle sits in the unit)?
SmartMix knob may have been forced too far
counter-clockwise past “Water Rinse/Carpet
protector”
Is the black O shaped ring on the SmartMix Cap
Insert fitted securely over the cap insert & straw? **
NOTE: Some O rings are detachable and need to fit
over the straw, others are molded to the cap).
Force the knob clockwise past hi traffic. This
should reset the knob. Turn unit on. Does it
release shampoo now?
No, Fit O ring securely, problem
solved
Yes, remove SmartMix bottle (solution tank) from unit
Yes, the neck of the SmartMix
bottle may be undersized, therefore
the cap will not make proper
contact with the unit
No, proceed to solution 2
Remedy
Advise customer to call Bissell Free
Call 1800 number again and press
option 3 for spare parts and order
replacement SmartMix bottle
No, Refer customer to an
Authorized service centre Yes, problem solved

Prepared by Monique Lania 16 Call Servicing Guide ProHeat Protech 7920F
Solution 2:
Turn the unit on
Yes, problem solved
YesNo
Reattach gasket by pushing the red rounded
portion over the black lip of the SmartMix bottle
or order new gasket if appropriate, problem
solved
Fill the Tank- in-Tank Assembly with hot (not boiling)
water and place in unit
Check the black and red tank gasket on the SmartMix bottle cap. Is the
gasket lodged in base of unit or has it been lost?
Remove the SmartMix bottle from the unit
Set the SmartMix dial to “Water Rinse/Carpet Protector”
**Note: If the units stopped spraying, turn off the unit, press trigger for 30
seconds, turn unit back on, and it should spray again.
Press the trigger and flip the SmartMix knob back and forth from “Water
Rinse/Carpet Protector” to “High Traffic” 4 times. Stop on ‘High Traffic’ setting
Firmly install the SmartMix bottle and continue to press the trigger for 1minute
No, refer to an Authorized Service Center
** NOTE: If consumer is in the middle of cleaning the carpet and unit is still not releasing shampoo
replace the shampoo in the SmartMix bottle with water, set SmartMix knob on “Water
Rinse/Car
p
et Protector” and add 120ml Bissell formula to the water in the Tank-in-Tank.
When finished cleaning fill the tank-in-tank with water only and flush out the system.
This can be done by using the machine to clean a flat hard surface such as concrete.
Does the unit spray shampoo now? (You should see bubbles)

Prepared by Monique Lania 17 Call Servicing Guide ProHeat Protech 7920F
Consumer states no or low suction
Solution 1:
Remove tank-in-tank assembly from unit. Is the lid or tank damaged?
Yes, advise customer to call Bissell Free
Call 1800 number again and press Option 3
for spare parts and order replacement Tank-
in-Tank Assembly
No
Yes, Empty tank and refill with clean hot (not
boiling) tap water, problem solved
Lift and push tank lid handle forward and place lid back on tank.
Ensure lid is sitting securely on tank. Pull tank handle backward to
secure. Is there suction now?
Is the tank full of dirty water on the outside of the bladder.
No
Is the red lint basket located in tank
lid damaged of full of debri?
No, proceed to solution 2 Yes, remove red lint basket and rinse in hot (not boiling) tap water,
clean using finger tip or an old tooth brush. Replace securely in its
hole in tank lid
,
ensurin
g
it is not u
p
side down.
Yes, problem solvedNo, proceed to solution 2

Prepared by Monique Lania 18 Call Servicing Guide ProHeat Protech 7920F
Solution 2:
Remove the tank-in-tank assembly from the unit
Yes
No
Is there suction at the motor duct (the hole with a black rubber rim on the right hand side)?
Is the red lint basket stuck in the motor duct (the hole with a black rubber rim on the right hand side)?
Are the small rounded window tabs on the Floor Nozzle out of their mating slots and
inadvertently lifting the tank up out of place?
No, refer customer to an authorized
service centre
Yes, refer customer to an Authorised Service Centre
No, does diverter door seem to
be damage/broken?
No, switch the diverter knob back and forth from ‘Floor
Cleaning’ to ‘Tools or Pretreat’ a couple of times. Does
the diverter door click o
p
en and closed
p
ro
p
erl
y
?
Yes, refer customer to an Authorised Service Centre
No, proceed to solution 3
Yes, Remove and place in its place in lid of tank-
in-tank assembly. **If it can not be removed, refer
to authorized service centre
No, refer customer to an Authorised service centre

Prepared by Monique Lania 19 Call Servicing Guide ProHeat Protech 7920F
Solution 3:
Open diverter door manually, keeping the flat side of the door against the unit.
Set the diverter knob to ‘Tools or Pretreat’
Manually close diverter door until there is resistance, hold it in place while turning the diverter
knob towards ‘Floor Cleaning’ setting to lock it back in place, it may take a few attempts.
How?
Yes, is there suction now? No, refer customer to an Authorized Service Center
Yes, problem solved
Remove the floor nozzle window
Remove Tank-in-Tank Assembly. With a Phillips head screw driver remove the two
screws on each end of the floor nozzle window & remove window. **If consumer does not
feel comfortable doing this refer them to an authorized service centre.
Install the tabs at the top of the window, hold it in place, then push up from the bottom of the
window to bow the window, push it against the unit and then evenly slide it down into place
** The floor nozzle window should be lower to the floor then the half moon window. Does the
diverter knob lock back in place when switched to ‘Tools or Pretreat’?
How?
Reinstall the floor nozzle window
No, proceed to solution 4
Squeeze and release the trigger, does the trigger spring back when released?

Prepared by Monique Lania 20 Call Servicing Guide ProHeat Protech 7920F
Solution 4:
How?
Set the diverter knob to “Tools/Pre-treat” setting
Remove tool attachment from the end of the upholstery hose
Yes
Check if there is suction at the upholstery hose?
Fill a cup with water. Turn unit on and suck water out of the cup with the upholstery hose.
Is there suction at the hose?
Set diverter knob on to “Floor Cleaning”
Pour a little water onto floor, turn unit on and suck up water on floor
using machine. Is there suction at floor?
No, vacuum this water up using the hose attachment.
Refer consumer to an Authorized Service Center. Yes, problem solved
No, refer consumer to an Authorized Service Center