how to maintain the pallet stretch wrapper machine

how to  maintain the pallet stretch wrapper machine

how to do it when pallet wrapper machine can’t start

1) check if there’s power supply.

2) check if upper or lower limit switch is damage, or incorrectly connected.

3) Open electric box, check if fuse LED on. If yes, fuse is burned. Or a multi-meter could be used to check.

4) Check if all inverters work properly.

5) Check if PLC power indicator on and run indicator on.



how to deal with when the pallet wrapper Turntable can’t start

1) Open electric box, check if PLC output Y2 indicator on. If off, no PLC output.

2) Check if turntable inverter (0.75kw) works. Check if the turntable speed dial at its lowest speed. If yes, dial to a higher speed.

3) Check if the turntable driving chain got stuck or unchained. Unscrew the six bolts, and remove the turntable with care. Please note the turntable is heavy.

4) Judge of the load is over 2 tons, and loading position.



how to do maintain when Film head lifter does not ascend

1) check if upper limit switch is damaged or incorrectly connected.

2) check lifter inverter (0.4kw, left one) works properly.

3) check on the panel if lifter speed dial knob at its lowest speed. Dial to a higher speed.

4) Check if lifter motor and chain work ok.

5) Check if PLC output Y6 indicator on. If off, there’s no PLC output.


how to do maintain when pallet wrapping machine Film head lifter does not descend

1) check if lower limit switch is damaged or incorrectly connected.

2) check lifter inverter (0.4kw, left one) works properly.

3) check on the panel if lifter speed dial knob at its lowest speed. Dial to a higher speed.

4) Check if lifter motor and chain work ok.

5) Check if PLC output Y7 indicator on. If off, there’s no PLC output.


how to do maintain when the stretch wrapper No film feeding

1) check if the rollers in the film head is winded improperly by film.

2) check if the gate is closed.

3) Open upper cover, check if micro switch ok.

4) check if pre-stretch motor and chain work ok.

5) check pre-stretch inverter (0.4kw, right one) works properly.

if you want to know about how to maintain the wrapping machine that you can contact with henopac ,our website: www.henopac.com or email us : sales1@henopac.com.