Linde H 80 D - 4.2.4.3 Disc Brake Repairs

Service Training
Page 4.2
Section 39
09.04
4.2.4.3 DISC BRAKE REPAIRS
CONDITIONS
- Jack up the truck and block it up safely.
- Remove the traction wheel.
- Place an oil pan under the gearbox.
DISC BRAKE REMOVAL
- Drive a pedestrian pallet truck under the gearbox, raise the gearbox and place a suitable wooden support
under it in the centre.
- Drive a wooden wedge under the mounting of the manifold to prevent the motor from tipping.
- Unscrew the M16x40 mounting screws (32a).
- Remove the M10x35 cheesehead screw (31) to detach the gearbox assembly from the housing (46) and
drive the pallet truck away.
- Remove springs (42) and (43), extract brake piston (36) from the housing (46) with 2 M8 bolts.
- Remove the first O-ring (45) from the brake housing (46), extract the pinion (44) and the disc carrier (38)
from the brake housing (46) with a two-pronged puller.
- Remove the second O-ring (45) and O-ring (37).
DISC BRAKE INSTALLATION
- Install the inner O-ring (45) into the brake housing (46).
- Slide the pinion (44) onto the hydraulic motor output shaft.
- Mark the position of the roll pin (50) in relation to the holes in the disc carrier (38).
- Introduce the disc carrier into the housing (46) and slide the discs with 2 small screwdrivers bit for bit over
the toothing of the pinion (44). The disc carrier must always be pressed in further.
- The mounting depth of the disc carrier is correct if the inlet of the release oil (in the housing (46)) is flush
with the outer edge of the carrier.
- Insert the outer O-ring (45) into the brake housing (46) and O-ring (37) into the planet carrier (38).
- Screw two M10x100 guide pins into opposite sides of the brake housing (46).
- Place the compression springs (42) and (43) into the spool (36). The two drilled holes on the opposite side
are not used.
- Using the guide pins, fit the planetary hub reduction gear on the brake housing (46) and fasten it to the
housing with two opposite M10x60 cheesehead screws.
- Remove the guide pins and screw in the original M8x40 screws.
- Screw in and tighten the screws (32a).
- Fill gear oil to the correct level.
- Start the engine and perform a brake test. Mount the traction wheel and lower the truck to the ground.