New Holland 499 Operator's Manual page 32

CLEARING A PLUGGED CUTTER BAR OR CONDITIONER
WARNING
Disengage the PTO, turn off the tractor engine
and remove the key. Wait for all movement to
stop before leaving the operator's position.
Never adjust, lubricate, clean or unplug machine
with the engine running. Failure to comply could
result in death or serious injury.
CUTTER BAR PLUG
1. Stop forward travel and back up about 30 cm (1')
with the header down and running.
2. If the reel does not clear the plugged cutter bar,
raise the header about 15 cm (6") with the header
running.
3. If the reel still does not clear the cutter bar:
-- Shut off the PTO.
-- Raise the header and engage the transport
stops.
-- Shut off the engine and lock the tractor
brakes or shift transmission to "park."
-- Clean the cutter bar.
4. If plugging continues, use this manual as a guide
to check:
-- Cutter bar for bent, worn, or broken guards,
sections or knife clips.
-- Reel belt tension.
-- Reel speed and reel position.
-- Tractor PTO speed.
Different ground speeds.
SECTION 2 - OPERATION
2-4