
McHale
991 High Speed
Round Bale Wrapper
75
13
Troubleshooting
13.1 Troubleshooting overview
This section has been compiled by
McHale
service personnel in conjunction with
McHale
importers and dealers.
It outlines some common problems which can occur and acts as a quick reference
section or check list to resolve the problem. It is important to note that it outlines the
common problems and to this effect it is not exhaustive.
Should you experience additional problems which you need help with; please do not
hesitate to contact your
McHale
dealer.
13.1.1 Lift arm and table
Symptom
Reason
Solution
Lift arm not operating
Faulty power supply/
electrical connections
Check and correct
Table rotates but bale not
indexing
Table drive roller shearbolt
broken
Replace shearbolt
Table stopping in the
wrong position
Magnet settings
Reset magnets
Not starting in the correct
position
Start with cut & hold at the
rear of the machine
Slow down setting in the
control box
Adjust
Slow speed valve not
working
Check electrical
connections
Dirt in slow speed cartridge Clean cartridge
Slow speed set too fast
Set table rotation to 10 rpm
Table moving in tip
position
Drive chain loose
Tighten chain
Table slow to tip down
Back pressure too high
Ensure free flow return is
fitted
Faulty quick release
couplings
Replace couplings