Hilti PM 20-CG Laser Level

Operating Instructions and Features

Product Identification

This document provides operating information for the Hilti PM 20-CG, PM 20-CG A12, and PM 20-CGE laser levels. The document also references accessories PMA 32 and PMA 31G.

Document Reference Number: 2333851-05.2021

Device Attachment and Mounting

The laser level device can be attached to a mounting bracket. This involves placing the device onto the bracket and securing it. A warning symbol [!] indicates caution is advised during this process.

Visual: Device being placed onto a bracket with securing mechanism.

The device can also be mounted using magnetic brackets. The illustration shows the device being placed onto a magnetic mount, indicated by a magnet symbol [magnetic].

Visual: Device being attached to a magnetic bracket.

The height of the laser level can be adjusted on its mount using vertical adjustment arrows [vertical adjustment].

Visual: Device on mount with vertical arrows indicating height adjustment.

Operating Modes

The laser level features two primary operating modes:

Slope Mode: Indicated by a slanted green line. This mode may require the device to be locked [locked].
Leveled Mode: Indicated by a horizontal green line. This mode also may require the device to be locked [locked].

A slider switch controls the modes, with positions for OFF, and ON (further selectable for slope or leveled mode). The lock symbol [locked] is shown next to both slope and leveled mode indicators.

Visual: Comparison of slope mode (slanted line) and leveled mode (horizontal line) with a slider switch labeled OFF, ON, Slope Mode, Leveled Mode, and lock symbols.

Laser Projection

The laser level projects lines onto surfaces within a room. Illustrations show horizontal lines on walls, vertical lines, and combined horizontal and vertical projections.

Visual: Laser level projecting lines in various room configurations (horizontal, vertical, combined).

Auto OFF Features

The device is equipped with automatic shutdown features to conserve power:

Auto OFF after 1 hour: The device will automatically turn off if left inactive for more than 1 hour.
Auto OFF after 4 seconds: The device may also feature a rapid auto-off function, potentially after 4 seconds of inactivity or a specific condition, indicated by a timer symbol.

Visual: Icons indicating Auto OFF after > 1h and Auto OFF after > 4 sec.

Laser Line Indicators and Modes

The projected laser lines provide status information:

A solid green line with a checkmark [✓] and a level bubble symbol [level] indicates that the laser is properly leveled.
A dashed green line, pulsing at 3 pulses per second (3x/sec), is shown with a warning symbol [!] and a level bubble symbol [level]. This may indicate a specific operating mode or a condition requiring attention.

Visual: Solid green line with checkmark and level indicator; dashed green line pulsing at 3x/sec with warning and level indicators.

Accessories

The document also shows accessories PMA 32 and PMA 31G, which are likely compatible with the Hilti PM 20-CG series laser levels.

Visual: Images of PMA 32 and PMA 31G accessories.

Product Model Identification

QR codes are provided for the following models:

PM 20-CG
PM 20-CG A12
PM 20-CGE

Visual: QR codes labeled for PM 20-CG, PM 20-CG A12, PM 20-CGE.

	Hilti PM 20-CG Series Laser Level: Operating Instructions Concise operating instructions and features for the Hilti PM 20-CG, PM 20-CG A12, and PM 20-CGE laser levels, including battery installation, mode selection, auto-off functions, and projection guidance.
	Hilti PMA 31 Laser Receiver: Operating Instructions and Technical Guide This document provides comprehensive operating instructions for the Hilti PMA 31 Laser Receiver. It details the device's features, technical specifications, safety guidelines, and usage procedures for accurate laser detection in construction and surveying applications.
	Hilti PM 4-M Multilinienlaser: Präzise Ausrichtung für Bauprofis Entdecken Sie den Hilti PM 4-M Multilinienlaser, ein selbstnivellierendes Präzisionswerkzeug für Ausrichtungs-, Nivellierungs- und Lotarbeiten auf der Baustelle. Erfahren Sie mehr über seine Funktionen und Anwendungen.
	Hilti PMA 32 Laser Receiver Operating Instructions Operating instructions for the Hilti PMA 32 laser receiver, detailing its features, operating temperatures, and basic usage steps.
	Hilti PML 42 Line Laser Operating Instructions Comprehensive operating instructions for the Hilti PML 42 line laser, covering safety, operation, maintenance, and troubleshooting.
	HILTI Tool Service Schedule - August 1, 2025 This document outlines the HILTI Tool Service Schedule effective August 1, 2025, detailing warranty periods, service types, maximum repair costs after warranty expiration, and service discontinuation dates for a wide range of HILTI power tools and accessories. It covers product categories including Laser Measuring Systems, Diamond Systems, Vacuum Cleaners, Cut-off Saws, Rotary Hammers, Breakers, Cordless Tools, Cutting Tools, Grinders, Metalworking Tools, Batteries, Chargers, and Fastening Systems.
	Hilti Service Price Limit 2025 This document outlines the Hilti Service Price Limit for 2025, detailing service fees, warranty periods, and minimum quotation amounts for various Hilti tools and equipment. It provides a comprehensive price list for service and repair of Hilti products.
	Hilti PR 3-HVSG A12 Rotating Laser Operating Instructions Comprehensive operating instructions for the Hilti PR 3-HVSG A12 rotating laser. Learn about product features, safety precautions, intended use, and troubleshooting.