Ammann APH 50/75 - Ope Ra Ting con Trols

3.2 Ope ra ting con trols
1 En gi ne speed con trol lever
0 En gi ne stop
I Idle (de tent po si ti on)
II Full load
The En gi ne speed can be ad jus ted ste pless ly with the con trol le -
ver. At mi ni mum En gi ne speed (I), the dri ve to the ex ci ter is dis -
con nec ted at the cen tri fu gal clutch and the En gi ne id les.
The cen tri fu gal clutch en ga ges when the con trol le ver is mo ved
ap pro xi ma te ly ¼ of its ad just ment travel.
2 Dri ve le ver
A Forward
B Reverse
The dri ve le ver ser ves to ad just the mo ve ments in the ex ci ter and
the re fo re pro vi des a ste pless con trol of
•
the tra vel di rec ti on
• for wards (a)
• back wards (b)
•
the speed.
3 Emer gen cy stop con nec ti on
1)
The emer gen cy stop switch ser ves to im me di ate ly halt the ma -
chi ne in emer gen cy si tua tions.
Once the switch knob is pres sed the po wer trans mis si on is in ter -
rup ted and the ma chi ne it self stops though the En gi ne con ti nu es
to run.
Fol lo wing the pres sing of the switch du ring ope ra ti on:
•
The switch is re lea sed by with dra wing it.
•
Nor mal ope ra ti on can then be im me di ate ly re su med. (The tra -
vel di rec ti on and speed do not need to be re se lec ted).
1)
Spe ci al equip ment
45020000-2 HbmG gnu thci dreV nna mmA 9102/90
3. Ope ra ti on
53
Ha zard from coup ling da ma ge.
For ma chi nes with ma nu al start the risk of clutch da -
ma ge is by rub bing cen tri fu gal clutch.
w
The En gi ne speed should al ways be well be low or
well abo ve the en ga ging speed of the cen tri fu gal
clutch (ap prox. 1200 rpm).
w
En gi ne start is pos si ble with the switch de pres sed.