Lowering Valve for Anthony Liftgates
•Conventional (AC) Series
•Railtrac Series
•Tuckunder

Troubleshooter from Anthony Liftgates Website






Action -Liftgate not lowering

Check all connections and all connectors for worn, loose, or corroded connections. Replace any defective terminals with 'heat shrink' factory terminal.


Part Numbers -

N/A


Possible Cause #2

Bad lowering valve coil.


Action -

Remove coil from lowering cartridge and test magnetism of inside of coil with metal object ( i.e. screwdriver ) while energizing 'down' control side of switch only.


Part Numbers -

ATU-121 (Monarch Lowering Valve)
ATU-479 (Fenner Lowering Valve)


Possible Cause #3

Latch assembly not unlatched.


Action -

With platform on ground, remove lowering valve and inspect. Clean if dirty. Replace if plunger not freely moveable


Part Numbers -

ATU-121 (Monarch lowering valve)
ATU-479 (Fenner lowering valve)


Possible Cause #4

Latch assembly not unlatched.


Action -

Unlatch assembly.


Part Numbers -

ATU-195 (Latch Assembly)





Replaces part #




•ATU121 Anthony
•Maxon 223758
•Leyman LH121
•Leyman LH00094L
•Thieman 4445
•Waltco 70092503
•Thieman 4423680
•Thieman 4422270
•Del America 16403

BMF3330



•

Cross Reference:




ATU121 Anthony•Maxon 223758
•Leyman LH121
•Leyman LH00094L
•Thieman 4445
•Waltco 70092503
•Thieman 4423680
•Thieman 4422270
•Del America 16403


https://www.anthonyliftgates.com/Customer-Service/Troubleshooting