Ammann ARR 1575 - Page 242

240 ARR1575
557D246
557D242A
1
557D242A
1
557D247
11 Travel
Push the speed magnet completely to the stop!
There must be a1.5 mm gap between the stop and the adjust-
ment screw.
Start the engine.
Push the speed magnet completely to the stop!
Measure the engine speed using the engine speed counter.
If the specied speed (at least 2390–2440 rpm) is not reached, it
must be adjusted on the plug head (1).
When the engine is idling, move the adjustment lever to the ad-
justment screw.
After the adjustment, rmly tighten the lock nut on the plug
head.
Movement test: Move the speed magnet up and down with
your hand.
When pushing the rod mechanism, it must move back to
its original position by itself and without tension.