A
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b
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSES
SOLUTIONS
Shed won’t open.
Jack lock pins haven’t been removed.
Tie-up cords are crossed.
Yoke cords are crossed.
Remove jack lock pins.
Check to make sure treadle-lamm cords are tied in
appropriate holes.
Check to make sure the yoke cords are connected to
the corresponding lamm.
Loom treadles hard.
Treadles are hitting lower lamms.
Adjust shafts or treadles.
Shafts tilt.
Warp not in center.
Narrow warp
Center warp.
Tie warps at edges of apron rods.
Lower shed is uneven.
Upper lamms not all tied in the black
mark.
Check tie-up cords to upper lamms.
Lift up on shafts to determine which shaft is in error
and adjust the tie-up cord accordingly.
Upper shed is uneven.
Lower lamms are not all tied in red mark. Check tie-up cords to lower lamms.
Lift up on shafts to determine which shaft is in error
and adjust the tie-up cord accordingly.
Shed is too small.
Treadles are hitting lower lamm.
The heddle eyes are not in the center of
the shed.
Warp does not go over back beam.
Adjust the shafts.
Raise or lower the shafts so that the warp passes
through the center of the heddle eye.
Take out beam and place under warp and reinsert
beam.
