SLF 2250/4000
Hydromatic Stinger
Page - 67 -
© 2014
Stinger and Stinger Turret Operation
ATTENTION !
To prevent damage of the vehicles roof installations, always use
the AUTO STOW function to return the boom to the transport
position.
The pump system must be flushed after every foam operation.
Please refer to the "Flushing after Foam Operation" chapter.
Boom turret - operation with foam
- Preselect the desired foam proportioning rate:
◊
Shift foam proportioning valve (J87s) on pump control panel
to the desired position.
- Operate the pump as mentioned in the
◊
"Foam Operation" pump panel operation chapter.
- Prepare the boom for operation:
◊
Move the boom out of parking position and bring it to the
attack position - keep free space for turret pipe - please refer
to the "Boom Operation" chapter.
- Move the turret to desired position.
- Preset foam pressure valve of boom turret:
◊
Tilt switch (S6) to the "ON" position.
- Open turret discharge valve and foam pressure valve:
◊
Tilt and hold switch (S50) to the "ON" position as long as
water/foam discharge is desired.
◊
OR Tilt switch (50) to the "HFO" position for permanent
discharge .
- The required discharge pressure and throwing range is controlled
via pump pressure governor or manually by using switch (S9_) on
the pump control panel or switch (S9) on the remote control.
- If required reduce to half discharge rate by using switch (S48).
- During operation the discharge jet is infinitely variable from
full- to spray-jet by turning joystick (S489).
Stopping of turret operation:
◊
Reduce the engine speed/pump pressure.
◊
Close turret discharge valve.
◊
Flush the pump system - please refer to the "Flushing after
Foam Operation" maintenance chapter.
◊
Move the boom to transport position.
S9
S48 S50
S6
bar
S9-
S9+
S489
J87s