15
13.0
TECHNICAL ITEMS
13.1
Rear wheel chain drive.
In Fig. 7. The rear wheel chain drive is drawn. The idler 4 is located behind the rear wheel and
can be accessed underneath the rear wheel support leg.
The chain play A should be approximately 15 mm ( 0.6”), when moved by hand. Adjust the chain
tension by unscrewing bolt/nut 1 one turn and pushing the idler up in its slot 2 and tighten again.
@ Do NOT over tighten the chain; damages may occur.
The chain can be greased through hole 3, which is located above the chain. Move the wheel from
the ground, turn it slowly by hand and grease through hole 3.
@ Do not over-grease. Spillage may occur.
13.2 Reversing safety switch at manual steering handle.
The safety switch assembly at the manual steering handle can be switched from left to right and
the other way round, in case people want to walk at the other side, see Fig. 8
The handle with bolts/ nuts 1 can be mounted either way. Check the working of the switch, after
having been swapped.
@ do not disconnect the wires
•
never disconnect or short cut the switch
.
•
Check the working regularly
.
13.3 The hydraulic system pressure setting.
The hydraulic system pressure is controlled via a pressure relieve valve built into the main control
valve, see Fig.9.
The system pressure is set at app. 120 bar. ( 1700 psi).
If the Verti-Drain is not lifted anymore, an adjustment or check may be necessary.
The system pressure can be altered by unscrewing the lock nut 2 and tightening or loosening bolt 3.
@ do not touch this setting, when everything is working.
@ when the setting is altered, measure the system pressure always.
•
the system pressure may never exceed 140 bar (2000 psi)
.
•
A higher pressure may hurt the system and/or cause injuries
.
