Brake Release Manifold Service - Toro Groundsmaster 5900 Series Service Manual

Brake Release Manifold Service

34 N·m
(25 ft−lb)
2
1
34 N·m
(20 ft−lb)
4
5
34 N·m
(25 ft−lb)
g288019
1. Manifold block
2. Hand pump − HP
3. Manual valve − MV (pull to open 0)
Cartridge Valve Service
Hydraulic System: Service and Repairs
34 N·m
(25 ft−lb)
3
4
FRONT
4. #6 zero−leak plug − with O−ring (2) 7.
5. #6 zero−leak plug with O−ring
6. Relief valve − RV
The ports on the brake release manifold are marked for easy identification of
components. Example: BRK is the connection port for the front wheel motor
brakes and RV is the location for the pressure relief valve (see
Schematic (page A–3)
valves at each port).
Although not recommended in most situations, relief valve RV is adjustable (see
Adjust Manifold Relief Valves (page
Note: The brake release manifold includes several zero−leak plugs. These
plugs have a tapered sealing surface on the plug head that is designed to resist
vibration induced plug loosening. The zero−leak plugs also have an O−ring as a
secondary seal. If zero−leak plug removal is necessary, lightly rap the plug head
using a punch and hammer before using an allen wrench to remove the plug: the
impact will allow plug removal with less chance of damage to the socket head of
the plug. Tighten plugs to torque value provided
For cartridge valve service procedures, see
5–158).
Figure 102
to identify the function of the hydraulic lines and cartridge
5–72)).
Cartridge Valve Service (page
Page 5–116
34 N·m
(20 ft−lb)
6
1
FRONT
8
Hydraulic elbow
8. Hydraulic straight fitting
A Hydraulic
(Figure 102).
Groundsmaster
16227SL Rev B
7
34 N·m
(25 ft−lb)
® 5900 & 5910