31
HARDI
MEGA 230 / 350 CENTRIFUGAL OPERATORS MANUAL
6.4 Operating The Mega Boom
ALWAYS OPERATE BOOM ON LEVEL GROUND. BEFORE UN-
FOLDING THE BOOM ENSURE THAT THE SPRAYER IS HITCHED
TO THE TRACTOR UNIT.
ENSURE THAT THERE ARE NO OBSTRUCTIONS OR PERSONS IN
THE PATH OF TRAVEL BEFORE FOLDING OR UNFOLDING THE
BOOM.
ENSURE THAT THE SAFETY CHAINS ARE FITTED BETWEEN THE
CENTER FRAME AND WING SECTIONS BEFORE TRANSPORTING
AND STORING THE MEGA BOOM.
6.5 Unfolding & Folding The Boom (HY-Hydraulics)
1. Start tractor and bring engine to operating RPM.
2. Activate the single acting outlet to lift the boom.
Note:
The boom has a rear transport configured as a hook in the
center of the H-frame. This hook has to be released by lifting the
boom with the single acting outlet until the control arm of the hook
appears between the two flat bars of the hook guide.
Be careful not to bring the control arm past the opening on the hook
guide. See fig. 19
3. Disconnect safety chains from wings.
4. Activate the tractors double acting hydraulic lever to unfold the boom.
Both wings will unfold simultaneously.
5. When boom is completely unfolded, it can
be raised or lowered to desired spray
height by activating the single acting
hydraulic outlet.
6. Before attempting to fold boom back into
transport position, it should be raised all the
way to the top by activating the single acting
outlet.
Note: This time the control arm on the hook
should be raised past the opening of the
hook guide. See fig. 19
7. To fold the boom, actuate the double acting hydraulic lever.
Fig. 19
HOOK GUIDE HOOK
OPENING
