
110
Operation Section (D6T LGP (OEM)) WEBM1000
Towing Information
Brake Release
147
Illustration 147
(5) Bypass valve
1. Turn bypass valve handle (5) to the closed
position.
2. Initially, rapidly move the pump handle. This will
prod
uce a large volume of oil flow.
3. The brake piston seal must be fully seated. The
seatin
g of the seal is evident by a sudden rise in
the oil pressure.
When the seal is properly seated, the pressure
ris
es to
the relief valve setting. The setting is
3030 70 kPa (440 10 psi).
4. Now
, the machine can be towed.
NOTICE
Do not allow pressure to drop below 2756 kPa (400
psi) while to
wing.
Partial brake engagement could occur and can result
in brake da
mage.
Brakes must be fully released when towed machine
is moving.
Brake Engagement
148
Illustration 148
(5) Bypass valve
Open bypass valve (5) in order to apply the brakes.
This will completely dump the oil.
The brake system can only be applied by turning the
bypass valve.
The service brake pedal and the
steering levers do not function.
After towing, remove the brake release pump.
Re
pair th
e machine. Install the floorplate and the
seat.