Chery S11 / Chery QQ. Manual — part 157

CHERY SQR7080 EZ Drive SERVICE MANUAL

CONTROL OF MACHINE PARTS – SERVO BRAKE

Indispensable special tools

ELE 1294-01

MOT. 1453

2* TAV. 1233-01

Glass cleaning tool

Engine bracket

Seat frame tool

Tightening torque (unit: DAN.M)

M10×100

1.3

Main cylinder bolt

1.5

Servo brake bolt

2

Housing bracket bolt

4.5

Seat frame bolt

6.5

Nut for upper glass cleaning

1.6

Nut for lower glass cleaning

1.2

Servo brake cannot be repaired and you can only

maintain the following parts:

n Air filter
n Check valve

Disconnect the battery.

Reassembly:

Remove the main cylinder. See the disassembly

procedure described on the previous page.

Use the tool ELE. 1294-01 to remove two fixing

bolts for glass cleaning.

Disassembly:

n Air inlet DURIT
n Three fixing bolts for glass cleaning

engine

n Glass cleaning engine
n Check valve on the servo brake
n Left front mirror

Keep the MOT.1453 bracket bolts in place.

Disassembly the housing bracket bolts.

Put the two AV. 1233-01 tools that have the same

diameter of 8MM.

Disassembly:

– Remove the clip and then the bracket shaft

connecting footbrake and pushrod.

Gradually lower the mechanical power set and its

seat frame so as for the servo brake to be taken off.

Assembly:

Carry out the reassembly procedure, which is

opposite to the removal procedure.

Before reassembly, you shall check:

Size, L = 94.5MM

PDF created with pdfFactory Pro trial version

www.pdffactory.com

CHERY SQR7080 EZ Drive SERVICE MANUAL

– Servo brake fixing bolts

– Steering cover nut

– Two bolts for connecting rod used to gain force

moment

It can be adjusted by using the measuring rod

according to its particular model.

Size: X = 22.3mm

It can be adjusted by using the measuring rod (P)

according to its particular model.

Put the master cylinder in place (refer to the relevant

chapter).

Clean the brake line.

PDF created with pdfFactory Pro trial version

www.pdffactory.com

CHERY SQR7080 EZ Drive SERVICE MANUAL

CONTROL OF MACHINE PARTS

– AIR FILTER & SERVO BRAKE CHECK VALVE

Change of air filter

When replacing the air filter element, it is

unnecessary to remove the servo brake.

Take out the worn filter element (F) from below the

pedal support by using a screwdriver or metal hook.

Cut the new filter element into the shape “A” (see

the figure), mount it around the pushrod, and sent it

into the chamber slowly. Make sure that it shall

fully stretch in the boring hole to prevent the

unfiltered air from going through.

Replace the check valve

This operation can be carried out in the vehicle.

Disassembly:

Disconnect the servo relief inlet pipe.

Move the rubber seal ring by rotating the check

valve and take it out.

Reassembly:

Check the seal washer and check valve.

Replace any faulty parts.

Place back the assembly.

PDF created with pdfFactory Pro trial version

www.pdffactory.com

!

" # $

! "

#

$% &!#

!

''" $

!" ( &! )! " * +" $ ! )! )

)!

#,

"+

- ( ' -!)! " & $" "! . "*

"* !" )$% &! ! " )$() ' )

"+

) $ !

)( ,

)$% &! $ !

$ &! , !" ) $

)$

!

! " )$() ' )

, $ ) "& & # !) " &

* ' & "! ) ! *)

#/ "/

)$% &!#

! )& ') & $ &"# $ &! , !" !" , ' )

$ +) &

) $ ( ' &0 /"" )''

)!

) '" $ ! "

' &&) ! "/ )! "

+

'" & #/! " ) $ "!

! " , &

1 )& &

)!!)' #

! +"

! "

#

$% &!# ! "/ )! " ) / "' &&

"#/ $ , 2

) ) 3 "

'. $ , 2

"

// "( $ , 2

4 ) . 5

)