# Reading 01 78 23: What the Spec Demands of an O&M Manual

Where the O&M data section sits in the spec book, the format and timing it imposes, the chapters it requires, and an outline that passes on the first review.

The O&M manual is the closeout deliverable most likely to be rejected on format rather than content. The equipment is right, the datasheets are there, and it comes back because the PDF has no bookmarks, the binder spine is unlabeled, or the preliminary copy was due sixty days before training and arrived the week of. All of that is written down in one section of Division 01, and almost nobody on the integrator's side reads it until the manual is late.

This article is how to read that section. I quote two real ones I hold, a lift station replacement contract and a treatment plant expansion, because their numbers differ and the difference is the point: the spec sets the days, and you have to look them up on every job.

## Where 01 78 23 sits

MasterFormat puts Operation and Maintenance Data at 01 78 23, inside 01 78 00 Closeout Submittals, next to 01 78 39 Project Record Documents and 01 78 43 Spare Parts and Extra Materials, and just ahead of 01 79 00 Demonstration and Training. The closeout procedure itself, substantial completion and final inspection, is 01 77 00. Older books using the 1995 numbers put the same content at 01730 or fold it into 01700 Contract Closeout; search by title.

Two things follow from that placement. The manual is a closeout submittal, not an action submittal, so it is reviewed against the closeout sections and its approval is a gate to substantial completion; one of my specs lists "all operations and maintenance manuals have been submitted and approved" as a condition of substantial completion, alongside completed training. And the section is generic across every trade on the job, so the controls-specific demands live elsewhere: in the technical section's own closeout paragraph, which 01 78 23 always defers to with a line like "additional requirements: respective sections of specifications." Read both. The taxonomy of submittal, manual, and turnover package is in [submittal, O&M manual, turnover package](/learn/submittal-om-manual-turnover-package).

## The format demands

Format is where first-round rejections come from, and the section is precise about it.

**Electronic.** Both of my specs require an electronic copy. The lift station spec asks for "one unsecured electronic portable document format (.pdf file) and organized with bookmarks," on a flash drive. The plant spec goes further: files shall be electronically searchable, a separate file for each document in the printed copy, and within each file bookmarks for every chapter and subsection in the table of contents, every figure, every table, and every appendix. A scanned binder with no text layer fails both. A single 900-page PDF with no bookmarks fails both.

**Printed.** Paper is still specified more often than you would think. Both specs name the binder: commercial three-ring D-ring binders, one to three inches wide in one, two-inch maximum in the other. Both dictate the cover title, verbatim "OPERATING AND MAINTENANCE INSTRUCTIONS," plus project name, the equipment or system covered, and "Volume __ of __" on cover and spine. Drawings up to 11 by 17 are bound in with reinforcement; larger sheets go folded into labeled plastic pockets, no more than three per pocket. Copies must be original quality, in color if the original was color.

**Marked, not dumped.** Both specs require that manufacturer literature be annotated: identify the product or part installed, indicate the options furnished, and cross out or delete what does not apply. This is the same rule the submittal lives under, and the manual reuses the submittal's marked datasheets almost verbatim; see [catalog number highlighting](/learn/catalog-number-highlighting).

**Timing.** This is where the two specs diverge most, and why the number has to come from your spec rather than from habit:

| Milestone | Lift station spec | Plant expansion spec |
|---|---|---|
| Outline or list of manuals | Within 90 days after notice to proceed | Preliminary schedule of O&M data, for review |
| Preliminary manual | No later than 20 days after review of the last shop drawing, and before equipment delivery | 60 days before training starts, or 30 days before field testing, whichever is first |
| Final manual | Within 10 days after the reviewed copy is returned | 14 days before checkout and startup |
| Addenda and certificates | Within 30 days after final inspection | With the final submittal |
| Payment tie | (not stated) | Equipment not eligible for payment until preliminary data is accepted |

Note what the plant spec does with money: the preliminary manual gates the pay application for the equipment it covers. On that job the manual is not a closeout task at all; it is due during construction, and the copy that ships with the panel is the preliminary submittal.

Published specs spread just as wide. The federal unified guide spec wants a progress submittal at fifty percent construction, a prefinal 60 to 90 days before beneficial occupancy, and corrections within 30 days after acceptance. The university master specs I have read want a draft 30 days before training and corrected copies within 15 days of comments. One transit agency wants the prefinal 42 days before the first training session, gives 42 days to fix a "Not Approved," and attaches liquidated damages to the manual milestones. None of those numbers transfers to your job. The paragraph does.

## The required chapters

Strip the two sections of their differences and the required skeleton is the same. Per manual, per volume:

1. **Table of contents**, per volume, organized by system or by equipment as the engineer approves.
2. **Directory.** The contractor and responsible principal; for each product, the subcontractor or installer, manufacturer, and supplier with address and phone; the local source of parts; area of responsibility of each.
3. **Product identification.** Each item named the way the contract documents name it, with tag numbers.
4. **Equipment and system data**, the bulk of the manual, covered in the next section.
5. **Drawings.** As-installed control and wiring diagrams, coordination drawings, and a cross-reference from page or drawing numbers to wire numbers and components. One spec adds that record documents are not to be used as maintenance drawings, meaning the manual carries its own copies.
6. **Warranties, bonds, and service contracts**, with an information sheet stating the procedure in the event of failure and the actions that could void the warranty. Where this chapter sits varies by owner; federal guide specs place warranty data late in each system's chapter, one university spec puts it at the front of Volume 1, and neither is wrong. Follow yours.
7. **Test and commissioning records** in the final submittal: checkout memos, demonstration test procedures and certifications, factory and field test data.
8. **Spare parts**, with the manufacturer's recommended inventory, current dated prices, and sources. The plant spec wants two years of spares and consumables with delivery times and shelf life.

Federal guide specifications structure the same content differently, following a facility and system hierarchy with executive, design, operations, training, commissioning, and regulatory parts. Different skeleton, same bones.

## What the equipment section must carry

For each unit of equipment or system, the lists in both specs come down to:

- **Description**: function, normal operating characteristics, limiting conditions, performance curves, and a summary of nameplate and motor data.
- **Operating procedures**: startup, break-in, routine, and normal operation; regulation and control; shutdown and emergency; special or seasonal instructions. The plant spec adds a written description of every alarm the equipment generates and the proper response to each.
- **Maintenance procedures**: routine tasks, troubleshooting guide, disassembly and reassembly, alignment and adjustment, lubrication with a chart of types and intervals. The plant spec wants preventive maintenance summarized in a spreadsheet the owner can load into their maintenance system, which is a small ask that saves the operator a week.
- **Parts**: the manufacturer's parts list with illustrations, complete nomenclature and commercial numbers of replaceable parts, and instructions for ordering, including shop order and serial numbers. The plant spec wants a cross-reference number that ties each part to where it appears on the assembly or shop drawing, and a dated unit price.
- **Controls**: the sequence of operation from the control manufacturer, as-installed control diagrams, and complete point-to-point wiring with wire numbers or colors between all terminal points. For a controls integrator, that last bullet is the whole panel drawing set, as-built, plus the program documentation the technical section demands. Where Division 01 names it directly, as the federal guide spec does for control systems, the list reads: as-built sequence of operations, wiring and logic diagrams, I/O tables and the full points list, a printout of every schedule and setpoint, and a full as-built printout of the software program.
- **Approved submittals**, updated to as-installed condition. The manual literally contains the approved shop drawings and product data with corrections made, which is why a manual built from the submittal is an assembly job and one built from scratch is a research project.

## The demonstration and training tie-in

Training is the other reason the manual cannot be a closeout-week task. Both specs make the manual a prerequisite. The lift station spec: prior to the demonstration test, instruct the owner's personnel, and "the operations and maintenance manual shall constitute the basis of instruction." The plant spec: training commences after acceptable preliminary O&M data has been submitted and before startup and acceptance testing, with a training schedule submitted thirty days ahead and lesson plans fourteen days ahead. Published owner specs say the same thing more bluntly; one university's reads that training cannot be scheduled until the final O&M data is approved, and several demonstration and training sections require that instruction be taught from the approved manual and the trainees hold copies of it.

So the dependency runs: preliminary manual accepted, then training scheduled, then training delivered, then demonstration test, then substantial completion. Every one of those has its own submittal and its own lead time, and the manual is at the head of the chain. Backing that chain up from the substantial completion date is how the manual's real due date is found; the process for building it continuously instead of at the end is in [how to build an O&M manual for a control panel](/learn/build-a-control-panel-om-manual).

## One example manual outline

A single lift station control panel, one volume, built to satisfy both specs above:

```
OPERATING AND MAINTENANCE INSTRUCTIONS
Pine Creek Lift Station LS-4 Control Panel        Volume 1 of 1
Project 24-118, Section 40 61 13

  Table of contents (bookmarked, one per chapter)
  1  Directory: contractor, integrator, panel shop, manufacturers,
     local parts sources, service representatives
  2  System description and safety
     2.1 Function and normal operation   2.2 Limiting conditions
     2.3 Arc flash and lockout points    2.4 Alarm list with responses
  3  Operating procedures
     3.1 Startup   3.2 Normal   3.3 Shutdown   3.4 Emergency and bypass
  4  Sequence of operation (control narrative, as commissioned)
  5  Panel bill of materials, with parts cross-reference and prices
  6  As-built drawings E01 to E07, point-to-point wiring, wire list
  7  Component data, one datasheet per catalog number, supplied part marked
  8  Manufacturer O&M literature: PLC, HMI, power supply, level transmitter
  9  Maintenance: schedule (also as spreadsheet), lubrication, troubleshooting
 10  Approved submittals, as-installed: 40 61 13-002 Rev 1, 40 61 13-001 Rev 0
 11  Test records: FAT report, loop check sheets, demonstration certificate
 12  Spare parts: recommended list, dated prices, sources
 13  Warranties and service contracts, failure procedure sheet
```

Every chapter maps to a numbered paragraph in one of the two specs. When the engineer's review comment asks where the lubrication chart is, the answer is a chapter number, not a search.

Two habits make the outline hold. Write it in week one, when the spec read is fresh, and file every datasheet, drawing revision, and test sheet into its chapter the day it exists. The closeout checklist that surrounds the manual is in [closeout checklist for a control system project](/learn/control-system-closeout-checklist).

*Disclosure: I build [Submittal Kit](/), where an [O&M manual](/help/om-manuals) starts from the issued submittal's equipment list and carries closeout section roles for warranties, testing and commissioning, and contacts, compiling to a bookmarked PDF. The chapter list above comes from the spec, not the software, and the spec is what the reviewer checks against.*

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Submittal Kit · Field Guides · Updated 2026-09-06
Canonical: https://submittalkit.com/learn/reading-01-78-23