
McHale W2020
Round Bale Wrapper
74
12.1.7 Auto start cycle will not run once pressed
12.1.8 ‘LOW BATT’ is displayed
12.1.9 Hydraulics under pressure when wrapper is idle
Symptom
Reason
Solution
Auto start cycle will not
run once pressed
No hydraulic oil flow/
return. (Check tractor
manual for hydraulic
connections on the
tractor)
Turn on oil. Ensure that
‘tank return’ line is
connected ‘to tank’ and
check both quick-release
couplings.
The incorrect cycle is
selected
Press the ‘AUTO/MAN’
button until the desired
cycle is displayed in the
control box display
Symptom
Reason
Solution
‘LOW BATT’ is displayed
Supply voltage too low/
poor connection
Check connections,
battery and charging
system
Symptom
Reason
Solution
Hydraulics under pressure
when wrapper is idle
Valve set to closed-centre
on open-centre system