Wet Disc Brakes Cooling System
Wet Disc Brakes Cooling System
15C-1
15C-1
TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
Introduction.
Introduction.
The brakes
The brakes
cooling sys
cooling sys
tem main-
tem main-
tains a safe operating temperature by cooling the
tains a safe operating temperature by cooling the
hydraulic fluid in the wet disc brake system.
hydraulic fluid in the wet disc brake system.
Major Components
Major Components
(Illustration 22-1)
(Illustration 22-1)
.
.
The brake
The brake
cooling system consists of an auxiliary pump,
cooling system consists of an auxiliary pump,
manifold, cooling check valve, various hoses and
manifold, cooling check valve, various hoses and
fittings.
fittings.
Auxiliary Pump
Auxiliary Pump
(Illustration 15-8)
(Illustration 15-8)
.
.
The
The
auxiliary
auxiliary
pump is a two section pump with gear sets of
pump is a two section pump with gear sets of
equal size.
equal size.
The flow of one
The flow of one
gear set is s
gear set is s
ent to
ent to
port B1 of the cooling check valve while the flow
port B1 of the cooling check valve while the flow
of the other gear set is sent to port P3 of the man-
of the other gear set is sent to port P3 of the man-
ifold valve (refer to
ifold valve (refer to
Brake / Brake Cooling Logic
Brake / Brake Cooling Logic
in
in
Section 22
Section 22
for a detailed description of man-
for a detailed description of man-
ifold flow dedicated to service brake cooling).
ifold flow dedicated to service brake cooling).
COOLING
COOLING
CHECK VALVE
CHECK VALVE
Illustration 15C
Illustration 15C
-1.
-1.
Cooling Check
Cooling Check
V
V
alve
alve
Cooling Check Valve
Cooling Check Valve
(Illustrations 15C-1 and
(Illustrations 15C-1 and
15-7)
15-7)
.
.
The cooling
The cooling
check valve
check valve
sends cooling
sends cooling
fluid
fluid
to the serv
to the serv
ice brakes.
ice brakes.
This valve
This valve
receives flow
receives flow
from the auxiliary pump at port B1 and the fluid is
from the auxiliary pump at port B1 and the fluid is
sent out port P1 to cool the right side drive axle
sent out port P1 to cool the right side drive axle
brake.
brake.
The cooling
The cooling
check valv
check valv
e also
e also
receives flow
receives flow
from the manifold at port P2 and the fluid is sent
from the manifold at port P2 and the fluid is sent
out port B2 to cool the left side drive axle brake.
out port B2 to cool the left side drive axle brake.
This valve also sends fluid from the service brakes
This valve also sends fluid from the service brakes
back to
back to
the hydraulic
the hydraulic
tank.
tank.
In addition,
In addition,
the cooling
the cooling
check valve contains two 15 psi (1 bar) check
check valve contains two 15 psi (1 bar) check
valves that limit the drive axle wheel ends from
valves that limit the drive axle wheel ends from
seeing no more than 15 psi (1 bar) of pressure,
seeing no more than 15 psi (1 bar) of pressure,
protecting the wheel end face seals.
protecting the wheel end face seals.
Manifold.
Manifold.
Refer
Refer
to
to
Section 22
Section 22
for operation of
for operation of
the manifold.
the manifold.
https://www.forkliftpdfmanuals.com/
Summary of Contents for TX180S
Page 5: ...https www forkliftpdfmanuals com...
Page 13: ...1 2 1 2 Rev 11 94 Rev 11 94 https www forkliftpdfmanuals com...
Page 15: ...https www forkliftpdfmanuals com...
Page 17: ...https www forkliftpdfmanuals com...
Page 54: ...Hoist Circuit Hoist Circuit https www forkliftpdfmanuals com...
Page 83: ...https www forkliftpdfmanuals com...
Page 84: ...https www forkliftpdfmanuals com...
Page 85: ...https www forkliftpdfmanuals com...
Page 86: ...https www forkliftpdfmanuals com...
Page 144: ...o o l l e e r r https www forkliftpdfmanuals com...
Page 193: ...https www forkliftpdfmanuals com...
Page 216: ...Section 15C Section 15C https www forkliftpdfmanuals com...
Page 222: ...Hoist Circuit Hoist Circuit https www forkliftpdfmanuals com...
Page 234: ...https www forkliftpdfmanuals com...
Page 243: ...https www forkliftpdfmanuals com...
Page 245: ...https www forkliftpdfmanuals com...
Page 272: ...https www forkliftpdfmanuals com...
Page 274: ...https www forkliftpdfmanuals com...
Page 290: ...TX TXH TXB 180S 400L 07 TX TXH TXB 180S 400L 07 https www forkliftpdfmanuals com...