OTIS AT120 DOOR MOTOR

Otis FAA24350BL2DOOR MOTOR

Otis FAA24350BL1 DOOR MOTOR

Otis FAA24350BL2 AT120 MOTOR

Otis FAA24350BL1 AT120 MOTOR

Ordering the otis at120 door

To order the otis at120 door, send us a photograph of the existing unit and its nameplate at [email protected]. Please quote the complete code including any revision suffix so that our team can confirm the correct variant, current stock and lead time before you commit.

About the otis at120 door

Elevator and escalator installations are built around a relatively small number of serviceable assemblies, but they fail at very different rates. The otis at120 door sits in the door system group, and it is replaced on a different service interval from the assemblies around it. In practice the failures we see on otis at120 door come down to worn door rollers and hanger bearings, stretched operator belts, misaligned door vanes, and light curtain optics that fog up in humid plant rooms.

Every otis at120 door we supply is inspected before dispatch. Each unit is checked for physical damage, correct marking and the specific wear or degradation patterns that matter for this class of component, then packed to survive international transit. Where a superseded revision is the only one available, we say so plainly and explain the substitution, so the installing engineer can make an informed decision rather than discovering the difference on site.

Buying guidance and compatibility notes

Before ordering the otis at120 door, confirm three things. First, the door operator model, the door width and the number of panels, since a two-panel centre-opening door takes different hardware from a side-opening one. Second, door operators are commonly reused across a product family, so a vane or roller that fits one lift will usually fit its neighbours. Third, whether the installation is a traction lift or an escalator, since duty cycle and loading differ between the two.

On fitting, one point is worth repeating: re-level the track before fitting new rollers, otherwise the new bearings will wear out at the same rate as the old ones. Almost every repeat failure we see on otis at120 door traces back to a related component that was left in place, or to an adjustment that was assumed rather than measured.

Landing doors and car doors share many components but not all of them. A lock that works reliably on the car side may be unsuitable for a landing application because the mechanical interlock and the electrical monitoring are arranged differently.

The door is the part of a lift that passengers judge the whole installation by, which is why rollers and guide shoes are matched to the door width and panel count rather than to the equipment model alone.

If you are unsure which variant of the otis at120 door you need, send a photograph of the nameplate and the existing component alongside a description of the fault. That is usually enough for our team to identify the correct replacement without a site visit, and it avoids the cost and delay of returning an incompatible part. We are also happy to advise on the other serviceable items in the same door system group, so a planned shutdown can cover several wear items at once.

Related parts and further reading

Because otis at120 door is only one item in the door system group, these related pages may help you plan the work:

• Door operator controllers
• Door Vane
• Elevator Door Guide Shoe
• Elevator Door Hanger Roller
• Elevator Door Operator Belt

Reference sources

The compatibility information on this page was cross-checked against the following authoritative references. Always confirm the exact reference against your own equipment nameplate.

• ISO 8100-1 — lift safety standard
• Otis genuine parts reference
• Kone door system components