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newSchoolWorks.com › VoTechWorks › Building & Construction › Elevator Mechanic (pre-apprentice) › Elevator Mechanic Capstone Project: Integrated System Build and Defense › Lesson 3
BLD-ELEV10-07 · Lesson 3 · 24 clock hours · practice

Pre-Operation Inspection, Documentation, and Functional Test

Objective. Using an industry-style inspection checklist, the student will conduct a systematic pre-operation inspection of the completed capstone rig — covering machine room, hoistway, car, and pit zones — correct any deficiencies found, and record all findings in the format used by licensed elevator inspectors before witnessing a functional run.

⚠ Pending professional review

This lesson, its worked examples and its practice questions has not yet been verified by a licensed professional engineer or master tradesperson or by a certification or approval body. It is a study draft and may contain errors. Do not use it as instructions for work on a job site or on live equipment. Always follow your instructor, your supervising professional, and current official references and regulations.

VoTechWorks program approval and accreditation are still in progress. Credentials are issued only by the certifying bodies named in each program, after their own exams.

Why Pre-Operation Inspection Matters

Before any elevator is energized after installation, major repair, or a capstone build, a systematic pre-operation inspection is required. Licensed elevator inspectors follow structured checklists that cover every zone of the installation: machine room, hoistway, car, and pit. As a pre-apprentice, learning to work through that same sequence builds the disciplined habits that protect workers, passengers, and your license. A missed deficiency at this stage can cause equipment damage, personal injury, or a failed state inspection — any of which delays a job and costs the contractor money.

Lockout/Tagout Before You Inspect

The inspection begins before a single panel is opened. Apply lockout/tagout (LOTO) to the mainline disconnect in the machine room following your site-specific energy-control procedure. Verify zero energy with a multimeter on the load side of the disconnect before touching any component. Wear the PPE appropriate to the work: safety glasses, hard hat, and insulated gloves when working near electrical panels. The pit stop switch must also be placed in the STOP position before anyone descends into the pit. These steps are not optional — they are the legal and ethical foundation of every inspection activity.

The Four-Zone Inspection Sequence

Machine Room. Check the hydraulic or gearbox oil level against the manufacturer's sight glass mark. Confirm the pressure-relief valve setting is within the range stamped on the unit or listed on the data plate. Inspect the mainline disconnect and controller disconnects for proper labeling and secure mounting. Look for signs of overheating, leaking fluid, or unsecured wiring. Record each item as Pass, Fail, or N/A, with a brief note.

Hoistway. With LOTO in place, inspect rail brackets for tight fasteners and proper spacing. Verify top and bottom clearances are within the limits specified by ASME A17.1, the Safety Code for Elevators and Escalators, which governs this work nationally. Check that all limit switches — including the final terminal stopping devices — are mounted securely and that their actuating cams are positioned correctly on the rail or car. Note any foreign material in the hoistway that could interfere with travel.

Car. Inspect the car safety device (safeties) for free movement and correct engagement with the guide rail. Check the door operator: verify that the door reopening device is functional, that the door-closed contact makes reliably, and that the interlock on each landing door holds. Confirm that emergency lighting activates when normal power is interrupted and that the emergency communication system is operational. Check the car operating panel for any burned or missing indicator lamps — a minor item that still counts as a deficiency on an official inspection.

Pit. Descend only after the pit stop switch is in STOP, LOTO is applied, and another person is aware you are in the pit. Inspect the pit stop switch for free operation and correct labeling. Verify that the pit ladder is secure and reaches from the pit floor to the sill of the access door. Check that pit lighting meets code minimums and that any sump equipment is functional. Check for water intrusion, which can damage electrical components and create shock hazards.

Corrective Action and Documentation

When you mark an item Fail, you are not finished — you must correct the deficiency and re-inspect. Common corrective actions on a capstone rig include re-torquing a loose bracket to the manufacturer's specified torque value, replacing a burned indicator lamp, or adjusting a limit-switch cam so it actuates at the correct car position. After correcting each item, sign and date the Corrective Action Record and perform a second inspection of that item. Both the original finding and the close-out signature must appear on the Inspection Report form. Legible documentation is as important as the physical correction; an inspector who cannot read your report will not accept it.

Functional Test and Governor Trip

Once all deficiencies are corrected and the Inspection Report is complete, restore power through the written power-up sequence — never energize equipment by simply throwing a breaker without confirming that all personnel are clear. With the instructor acting as witness, run the car through at least two complete cycles, observing smooth acceleration, leveling, and door operation. Then perform the simulated governor trip: with the car traveling in the down direction, activate the governor (by the method your instructor designates for the training rig) and verify that the safety device engages and stops the car. Record the actual travel time for the test run and the stopping distance on the functional test log. These measured values confirm that the mechanical system behaves within acceptable limits and are exactly the type of data a licensed inspector documents.

Closing the Inspection

An inspection is not complete until every item on the checklist is dispositioned, every deficiency is closed out, and the functional test log is signed. Review your Inspection Report for legibility before submitting it. In the field, this document becomes part of the elevator's permanent record and may be reviewed by the authority having jurisdiction (AHJ). Developing the habit of complete, accurate paperwork now is the most direct preparation for the expectations you will face in an IUEC apprenticeship or when pursuing the NAEC Certified Elevator Technician credential.

Key terms8

Lockout/Tagout (LOTO)An energy-control procedure that isolates hazardous energy sources and physically prevents re-energization while workers are in a danger zone; required before inspection work begins on elevator equipment.
Authority Having Jurisdiction (AHJ)The governmental body — typically a state or local elevator inspection agency — that enforces the elevator safety code and accepts or rejects inspection documentation.
ASME A17.1The Safety Code for Elevators and Escalators published by the American Society of Mechanical Engineers; the primary national standard specifying design, installation, and inspection requirements for most elevator types in the United States.
GovernorA speed-sensing device that triggers the safety device on the car or counterweight when travel speed exceeds a set limit, stopping the car mechanically independent of the normal control system.
Safety Device (Car Safeties)Mechanical wedge or roller assemblies mounted on the car frame that grip the guide rails to stop and hold the car when activated by the governor or a broken suspension member.
Final Terminal Stopping DeviceA limit switch at the extreme top or bottom of travel that removes power from the driving machine if the car passes beyond the normal terminal slowdown switches; a last-resort overshoot protection.
Corrective Action RecordA formal written entry documenting a discovered deficiency, the repair or adjustment made, and the inspector's signature confirming the item was re-inspected and accepted.
Pressure-Relief ValveA hydraulic safety valve set to open at a specified pressure above normal working pressure, preventing the hydraulic system from exceeding a safe maximum and protecting the cylinder and piping.

Worked examples4

1. During the functional test, the car travels 48 inches in 3.0 seconds on a constant-speed run. What is the car speed in feet per minute (fpm)?
  1. Convert the distance to feet: 48 inches ÷ 12 = 4.0 feet.
  2. Convert the time to minutes: 3.0 seconds ÷ 60 = 0.05 minutes.
  3. Calculate speed: 4.0 feet ÷ 0.05 minutes = 80 fpm.
Answer: The car speed is 80 feet per minute.
2. The torque specification for a rail-bracket fastener is 75 ft-lb. Your torque screwdriver reads in in-lb. What setting do you use?
  1. Recall the conversion: 1 ft-lb = 12 in-lb.
  2. Multiply: 75 ft-lb × 12 = 900 in-lb.
Answer: Set the torque tool to 900 in-lb.
3. Your 40-item checklist has 2 Fail items, 36 Pass items, and 2 N/A items. After correcting both Fail items and re-inspecting them as Pass, what percentage of applicable items passed?
  1. Determine applicable items: total items minus N/A = 40 − 2 = 38.
  2. After correction, all 38 applicable items are Pass.
  3. Calculate: 38 ÷ 38 × 100 = 100%.
Answer: 100% of applicable items passed after corrective action.
4. On the functional test log you must record stopping distance. The car safety engaged when the car was at the 6-inch mark on a ruler taped to the rail, and the car came to rest at the 22-inch mark. What is the stopping distance?
  1. Stopping distance = final position − position at safety engagement.
  2. 22 inches − 6 inches = 16 inches.
Answer: The stopping distance is 16 inches.

The math in this lesson2

Learners compute the percent of applicable checklist items passed after corrections.
7.RP.3N-Q.1
Brush up in the math halls at newSchoolWorks.com:
In class: Working from a structured checklist modeled on the major inspection categories recognized by elevator inspection authorities, each student independently inspects all four zones (machine room: oil level, pressure-relief setting, disconnects; hoistway: rail brackets, clearances, limit switches; car: safety device, door operator, emergency lighting; pit: stop switch, ladder, lighting, sump), marking each item pass, fail, or not-applicable with a brief note. · Students transfer checklist findings to an Inspection Report form, flag any fail items, and implement corrective action — re-torqueing a loose bracket, replacing a burned indicator lamp, adjusting a limit-switch cam — then re-inspect and close out each deficiency with a second signature line. · With instructor acting as witness, students energize the rig through the written power-up sequence, observe the car travel through at least two full cycles, verify that the safety-device string interrupts travel when a simulated governor trip is triggered, and record actual travel time and stopping distance on the functional test log.
Materials: Pre-operation inspection checklist (instructor-provided, 40 items), Inspection Report forms, Corrective Action Record forms, functional test log, pen, multimeter, torque screwdriver, replacement lamp, PPE, LOTO station
Check: Instructor compares student checklist against a master answer key on the rig's known conditions (instructor has set two intentional fail items): all 40 items addressed (5 pts), both planted deficiencies caught and corrected (10 pts), Inspection Report filled out legibly with corrective-action close-outs (5 pts), functional test log complete with governor trip result documented (5 pts). Pass = 20/25 (80%).

Practice check8

Answer each question, then check it. Nothing is recorded; this is your own practice.

Safety and Health
1. Before descending into the elevator pit to conduct an inspection, which action is required first?
Trade Knowledge / Code
2. Which national standard governs clearance requirements and limit-switch placement for most elevator installations in the United States?
Inspection and Documentation
3. During the machine-room inspection, a student finds the hydraulic oil level below the sight-glass minimum mark. How should this be documented and handled?
Trade Knowledge / Components
4. The final terminal stopping device is best described as:
Inspection and Documentation
5. A student's 40-item checklist shows 37 Pass, 1 Fail, and 2 N/A items. After correcting and re-inspecting the Fail item, what percentage of applicable items now pass?
Functional Testing
6. During the simulated governor trip test, what result must the student observe and record to confirm a satisfactory outcome?
Mathematics and Measurement
7. A torque specification for a guide-rail bracket bolt reads 60 ft-lb. Converted to in-lb, the correct torque setting is:
Inspection and Documentation
8. The capstone scoring rubric awards full credit for "both planted deficiencies caught and corrected." This requirement most directly reflects which real-world inspection practice?
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