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Derbi GP1 125-250 c.c. Workshop Manual Page 204

Gp1 125-250 c.c..
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Extract:
- Bolts (1).
- Reservoir cap (2).
- Fill the reservoir with brake fluid up to the top reservoir
line.
- With the cap removed, pump the brake lever slowly several
times until no bubbles can be seen rising through the liquid.
Purge the air completely from the master cylinder using this
procedure.
- Remove the transparent plastic cap from the bleed nipple
and place the other end of the pipe in a container.
- Repeat the following procedure until there is no air left
emerging from the plastic pipe:
- Pump the brake lever until it becomes hard and holds the
brakes down.
- Open and close the purge valve quickly while keeping the
brake on.
- Release the brake.
NOTA
CHECK THE FLUID LEVEL FREQUENTLY DURING THE
BLEEDIING OPERATION AND REPLENISH THE RESERVOIR
WITH BRAKE FLUID WHEN NECESSARY. IF THE RESERVOIR
EMPTIES COMPLETELY OF BRAKE FLUID AT ANY TIME THE
DURING BLEEDING PROCEDURE, PERFORM THE BLEEDING
PROCEDURE ALL OVER AGAIN FROM THE BEGINNING,
SINCE AIR WILL HAVE ENTERED THE PIPE. TAP THE BRAKE
PIPE LIGHTLY FROM THE CALLIPER TO THE RESERVOIR TO
ACHIEVE A MORE COMPLETE BLEEDING.
- Extract the transparent plastic pipe.
Fit:
- Reservoir cap.
- Cap securing screws.
-Tighten the bleed valve and fit the rubber hood.
- Check brake fluid level.
- Once the bleeding process has been carried out, check the
efficiency of the brake to see if there is any resistance or any
fluid loss.
203

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  • LIAM May 27, 2017 06:12:
    HI HAVE JUST BOUGHT A DERBI 125 CC CROSS CITY, REALLY WOULD LIKE TO BUY A WORKSHOP MANUAL PLEASE CAN YOU HELP