VESPA GTS Super 125 i.e. Service Station Manual page 222

Braking system
AVOID CONTACT OF THE BRAKE FLUID WITH YOUR
EYES, SKIN, AND CLOTHING. IN CASE OF ACCIDENTAL
CONTACT, WASH WITH WATER.
CAUTION
THE BRAKING CIRCUIT FLUID IS HIGHLY CORROSIVE.
THEREFORE, WHEN TOPPING UP, AVOID LETTING IT
COME INTO CONTACT WITH THE PAINTED PARTS OF
THE VEHICLE. THE BRAKING CIRCUIT FLUID IS HYGRO-
SCOPIC, THAT IS, IT ABSORBS HUMIDITY FROM THE
SURROUNDING AIR. IF MOISTURE CONTAINED IN THE
BRAKE FLUID EXCEEDS A CERTAIN VALUE, THIS WILL
RESULT IN INEFFICIENT BRAKING.
CAUTION
BRAKE FLUID IS HYGROSCOPIC; THAT IS, IT ABSORBS
MOISTURE FROM THE SURROUNDING AIR. IF THE LEVEL
OF HUMIDITY IN THE BRAKE FLUID EXCEEDS A GIVEN
VALUE, BRAKING EFFICIENCY WILL BE REDUCED.
Never use brake liquid in open or partially used containers.
Under standard climatic conditions, replace coolant as indicated in the scheduled maintenance table.
For refitting purposes carry out the removal operations but in reverse order and respect the tightening
torques of the tank cover screws.
Locking torques (N*m)
Brake pump reservoir screws 1.5 ÷ 2
Front brake pump
Removal
- Remove the rear handlebar cover.
- Remove the two screws fixing the brake pump to
the handlebar indicated in the photograph
- Remove the oil pipe joint from the pump
- Remove the connector to the stop light switch
BRAK SYS - 222
Vespa GTS Super 125 i.e.