c/elevator-mechanics

Bought a cheap cable tension gauge and it cost me a full day's pay

I got this 'budget' gauge online for about 40 bucks to check hoist ropes. The needle stuck on the third reading, showing way under tension. I spent hours adjusting a perfectly good system in a downtown office building before my foreman brought his certified tool over. The real tension was fine, my gauge was junk. I lost a full 10 hour day's wage fixing a problem that didn't exist. Has anyone found a decent mid-priced brand that actually holds calibration?

Finally bought that $400 thermal camera for tracing door operator heat issues.

It paid for itself in one afternoon by finding a failing motor controller before it cooked itself. Anyone else have a tool that seemed pricey but was totally worth it?

A talk with my dad about his old Otis gearbox made me see things new

I was over at my parents' place last weekend, helping my dad clean out his garage. He was an elevator guy for 35 years before he retired. We found his old toolbox, and he pulled out this heavy, greasy gearbox from an Otis unit he worked on back in the 90s. He just held it and said, 'You know, I used to hate this part. Thought it was a pain. Now I miss the feel of it.' That hit me hard. I've been so focused on the new stuff, the computer codes and the fancy drives, that I kind of forgot about the simple, solid pieces that hold it all together. It made me appreciate the physical craft of it all over again. Made me want to get my hands dirty on the mechanical side more often. Do you guys ever get that feeling, where you realize you're taking the basic parts of the job for granted?

Got hung up on a weird door lock fault in a 90s Otis unit for almost a full shift

The call was for intermittent door lock failure on the 5th floor. I checked the lock cam, the contacts, the wiring back to the controller, everything tested fine. The issue only popped up maybe once every 20 cycles. Turned out the problem was a tiny, almost invisible crack in the solder joint on the lock relay board inside the machine room controller. It would lose connection when the car passed a certain point and the frame flexed just a bit. Took me 7 hours to finally spot it with a magnifying glass while wiggling the board. Anyone else ever get fooled by a board fault that looked perfect?

Update: I swapped the governor rope on a 15 story lift and the car started moving during the test.

I was working on a 1990s Otis unit in an office building downtown last Thursday. After I put the new rope on and reset the governor, I hit the test button and the car dropped about two inches before the safety caught. My lead said the old rope might have stretched and thrown off the calibration. Has anyone else had a governor test go sideways right after a rope change?

Question about the new code for door restrictor gap checks

I keep seeing guys in my shop just eyeball the gap with a tape measure instead of using the feeler gauge set, which seems wrong. Our inspector in Boise called us out on it last week, saying the spec is 1/8 inch max and you need the right tool. How do you make sure your team actually follows the book on this stuff?

Got called out for a stuck elevator in a fancy hotel last month

The call said the car was stuck between floors, but when I got to the machine room, I found a hotel manager had tried to 'reset' it by pulling the main disconnect. He put it back wrong, so the safety circuit was still open. I had to explain to him, in front of the guests, that you can't just flip a big switch and hope for the best. Has anyone else had to deal with a customer who tried to be their own mechanic?

A stuck elevator in a Boston high-rise made me rethink my whole approach to door lock checks.

We had a full car stuck for over an hour because a worn roller on the interlock arm wasn't fully disengaging, something I'd have missed if I hadn't started manually checking each floor's lock with a mirror after that job.

I just realized I've been on call for 20 years straight

It hit me when my pager went off last Tuesday, the same one I've had since 2004. I remember when we used to get a full set of paper prints for every job, and now it's all on a tablet. The tools are lighter and smarter, but I still keep my old feeler gauges in the truck. Anyone else been at this long enough to miss the sound of a relay rack chattering?

Just read that some elevator ropes from the 70s were designed to last 30 years, but we're still finding them in service.

Honestly, I was looking through some old Otis manuals in the shop and saw the expected service life for traction ropes. Found one still running in a 1974 apartment building downtown last week. How many of these old ropes are we actually supposed to be finding out there?

Had a governor rope jump the sheave in a 30 story building last Tuesday. The noise was something else.

A 20 year old Schindler 330A in a Boston office tower just ate a set of my good brushes. The governor rope frayed and wrapped around the sheave in a way I've never seen before.

A callout in Denver last month showed me a weird new failure mode on those old Otis Gen2 units

I mean, it was a standard door lock fault, but the cause was the guide shoe rollers completely disintegrating. The nylon just turned to powder after about fifteen years. The car was stuck about three inches out of level at the floor. Had to replace all four rollers and the entire lower guide assembly. It took twice as long as the ticket said. Has anyone else seen this specific wear pattern on the Gen2s, or was this just a bad batch of parts?

Just finished my 100th annual inspection on a set of 90s-era hydraulic elevators in a medical building.

I always thought that kind of routine work was just a box to check, but seeing that number made me realize how many potential issues I've caught early over the years. Anyone else find a certain job count makes you value the boring stuff more?

Just logged my 500th service call on a 20-year-old Dover Miconic system. That number hit me harder than I expected.

I thought those new wireless door zone sensors were just a gimmick until a job in a 1920s building last month.

Hot take: I bought a $150 'smart' multimeter and it just sits in my bag

I saw the ads and thought a wireless meter that sends data to my phone would be a game changer for checking voltages in the hoistway. After six months, I've used it maybe twice. The app is clunky and it takes longer to pair than to just read the old analog dial. I'm back to my trusty $40 meter from the supply house. Has anyone found a real use for these on a service route, or are they just fancy toys?

Update: A hospital job in Cleveland made me rethink my approach to door pressure

I was adjusting the closing force on a set of hospital doors last month and a nurse mentioned how the old setting was too hard for some patients to push. I dropped the force by 15% and now I check that spec on every service call, not just code jobs. How do you guys handle door pressure complaints from building staff?

A veteran mechanic in Chicago told me my hoistway cleaning was 'just moving dirt around' and it made me switch to a HEPA vac for every job.

He pointed out that my old brush and pan method was kicking dust onto the guide rails and sheaves, so now I spend the extra ten minutes with the vac to keep everything spotless, which honestly saves time on callbacks for noise complaints, right?

A building downtown went from 8 callbacks a month to 1 after a full rope change

I've been working on this 15-story office building for about five years now, and their main elevator was a real problem child (always getting stuck between floors, you know the type). The maintenance logs showed an average of 8 callbacks a month for over a year, mostly for leveling issues and door faults. We finally convinced the owners to approve a full traction rope replacement back in January, which took our crew three days. Since we finished that job in early February, the callback log for that car shows only one service ticket in the last three months. It's a huge difference just from addressing the core wear on the ropes. Has anyone else seen a single fix cut down callbacks that much on an older unit?

Got called out for a stuck car in a high rise downtown last winter

It was the old First National building on 5th, car 4 was stuck between floors 12 and 13 with a door lock fault. I had to climb down the pit to manually release the brake and inch it to the landing, all while the building manager was breathing down my neck about tenant complaints. What's the most stressful 'between floors' call you've ever had to run?

A veteran mechanic in Phoenix showed me a better way to check door force

I was working on a 10-year-old Schindler unit last month and an old timer watched me use my spring scale on the doors. He said, 'Kid, you're just getting the peak. Try a slow, steady pull and watch the gauge for a full 5 seconds.' I tried it his way and saw the reading drop off, which pointed me right to a worn roller. I've been doing it wrong for years! What other simple tricks have you guys picked up from the old hands?

Vent: Had to pick between a new hoist rope or a full sheave replacement on a 15-year-old Otis unit.

Went with the rope to save the client money, but now the old sheave is chewing it up after just 3 months. Anyone got a good source for a 10-inch traction sheave that won't cost an arm and a leg?

Had to choose between a full motor rebuild or a swap on a 1998 Otis Gen2 last month

The motor bearings were shot and making a real bad noise in a 12-story office building. I could rebuild it on-site for about $1,500 in parts and two days of my time, or swap in a whole new unit for double the cost but only one day of downtime. I went with the rebuild to save the client money. Big mistake. A seal I missed failed after three days, and we had to go back in. Lost a whole extra day and ate the cost of the second seal kit myself. Anyone else had a rebuild bite them and now just pushes for the swap on older units?

Changed my tune on that fancy digital tension gauge

I used to think a good old-fashioned spring scale was all you needed for checking rope tension. Then I got stuck on a tough job in a high-rise downtown where the tolerances were super tight. The foreman had one of those digital gauges and let me borrow it. I was ready to hate it, but man, it made the job so much faster and more accurate. I ended up dropping about $450 on my own unit a few months back. It paid for itself on the first big contract where we had to document every reading for the inspector. The digital readout and memory function saved me hours of writing stuff down and double-checking. Has anyone else made the switch, or do you still swear by the old tools?