holes too large because of incorrect needle choice sewing machine throat plate is too large fabric flags or moves up and down within the needle hole feathers are pulled through the fabric during sewing the sewing thread is too coarse or too hairy down or feather materials attach to the thread and pull...
ul fixed needle (long glass barrel) ul fixed needle(short glass with metal) ul fixed needle ul fixed needle ul fixed needle ul fixed needle ul fixed needle guided plunger ul fixed needle guided plunger ul fixed needle guided plunger ul fixed needle guided plunger ulremovabable needle guided plunger...
bermad control valves. iom ww- - trouble-shooting . valve fails to open: check for sufficient inlet pressure, create demand/flow, check cock valves status, confirm power supply to solenoid & confirm solenoid coil is not burned. . valve fails to close: create demand/flow, confirm pilot setting, check needle...
for quick in-line service enabling all necessary inspection and servicing. the pilot system shall be field adjustable, with adjustable valve closing speed, integrated into the main valve, hydraulically-tested and supplied as an assembly consisting of: ■ relief pilot valve with built-in, internal needle...
safety in a construction environment british safety council level award in principles of risk assessment british safety council level award in display screen equipment (dse) risk assessment evacuation chair training introduction to health & safety in the workplace introduction to working at height needle...