# QST50-150CT-T50-L137-H13

## Electric straight nutrunner

# Product information

# General information

WARNING

Risk of Property Damage or Severe Injury

Ensure that you read, understand and follow all instructions before operating the tool. Failure to follow all the instructions may result in electric shock, fire, property damage and/or severe bodily injury.

- Read all Safety Information delivered together with the different parts of the system.

- Read all Product Instructions for installation, operation and maintenance of the different parts of the system.

- Read all locally legislated safety regulations regarding the system and parts thereof.

- Save all Safety Information and instructions for future reference.

In this Section

- Safety signal words
- Warranty
- Website
- ServAid
- Safety Data Sheets MSDS/SDS
- Country of origin
- Dimensional drawings

# Safety signal words

The safety signal words Danger, Warning, Caution, and Notice have the following meanings:

DANGER | DANGER indicates a hazardous situation which, if not avoided, will result in death or serious injury.
WARNING | WARNING indicates a hazardous situation which, if not avoided, could result in death or serious injury.
CAUTION | CAUTION, used with the safety alert symbol, indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
NOTICE | NOTICE is used to address practices not related to personal injury.

# Warranty

- Product warranty will expire 12 months after the product is first taken into use, but will in any case expire at the latest 13 months after delivery.

- Normal wear and tear on parts is not included within the warranty.

  - Normal wear and tear is that which requires a part change or other adjustment/overhaul during standard tools maintenance typical for that period (expressed in time, operation hours or otherwise).

- The product warranty relies on the correct use, maintenance, and repair of the tool and its component parts.

- Damage to parts that occurs as a result of inadequate maintenance or performed by parties other than Atlas Copco or their Certified Service Partners during the warranty period is not covered by the warranty.

- To avoid damage or destruction of tool parts, service the tool according to the recommended maintenance schedules and follow the correct instructions.

- Warranty repairs are only performed in Atlas Copco workshops or by Certified Service Partners.

Atlas Copco offers extended warranty and state of the art preventive maintenance through its ToolCover contracts. For further information contact your local Service representative.

For electrical motors:

- Warranty will only apply when the electric motor has not been opened.

# Website

Log in to Atlas Copco: www.atlascopco.com.

You can find information concerning our products, accessories, spare parts and published matters on our website.

# ServAid

ServAid is a portal that contains technical information for all hardware and software products such as:

- Safety Information including declarations, standards and directives

- Technical data

- Installation, Operation and Service Instructions

- Spare parts lists

- Accessories

ServAid is continuously updated and is available at:
https://servaid.atlascopco.com

For further information contact your local Atlas Copco representative.

# Safety Data Sheets MSDS/SDS

The safety data sheets describes chemical products sold by Atlas Copco.

For more information, consult the website:
www.atlascopco.com/sds

# Country of origin

Please refer to the information on the product label.

# Dimensional drawings

For information about the dimensions of a product, see the Dimensional drawings archive:

http://webbox.atlascopco.com/webbox/dimdrw

# Overview

# Technical data for QST Nutrunners

Ordering No | 8435605010
Model | QST50-150CT-T50-L137-H13
Gear ratio | 31.24
Min C-C | 51
Socket holder size | 1/2 in
Sound power | dB(A)
Sound pressure | <70 dB(A)
Sound standard | ISO15744
Sound uncertainty | dB(A)
Speed | 380 r/min
Torque range | 30–150 Nm
Torque range | 22–110 ft lb
Travel | 50 mm
Weight | 5.8 kg, 12.8 lb
A | 137mm
B | 23mm
C | 464mm
D | 15mm
E | mm

- CT - Straight Nutrunner

- COT - Offset Nutrunner

- CTV - Angle head Nutrunner

# Service overview

# Service recommendations

Preventive maintenance is recommended at regular intervals. See the detailed information on preventive maintenance. If the product is not working properly, take it out of service and inspect it.

If no detailed information about preventive maintenance is included, follow these general guidelines:

- Clean appropriate parts accurately

- Replace any defective or worn parts

# Installation

# Installation requirements

# Clamping

No clamping is allowed on the transducer, the gear unit or the motor unit. Clamping on these areas will interfere with the transducer.

# Compression spring

The QST nutrunners are delivered with two springs. The strong spring is built in the front part.

# Motor connector

The motor connector is rotatable ± 150 degrees along two axes.

# Service

# Preventing ESD problems

The components inside the tool and controller are sensitive to electrostatic discharge. To avoid future malfunction, make sure that service and maintenance is carried out in an ESD approved work environment. The figure below shows an example of an appropriate service work station.

# Maintenance instructions

# Service recommendations

Preventive maintenance is recommended at regular intervals. See the detailed information on preventive maintenance. If the product is not working properly, take it out of service and inspect it.

If no detailed information about preventive maintenance is included, follow these general guidelines:

- Clean appropriate parts accurately

- Replace any defective or worn parts

# Recycling

# Recycling instruction

When a product has served its purpose it has to be recycled properly. Dismantle the product and recycle the components in accordance with local legislation.

# Recycling information for QST (34-150Nm)

| Part: | Recycle as:
--- | --- | ---
1 | Socket holder | Metal, Steel
2 | 3 screws | Metal, Steel
3 | Front part | Metal, Steel
4 | Transducer | Metal, Steel
5 | 2 Covers | Metal, Aluminum
6 | Cable rail | Metal, Zink
7 | 2 Screws | Metal, Steel
8 | Cable | Electronic
9 | Gear unit | Metal, Steel
10 | 3 Hex socket screws | Metal, Steel
11 | Motor | Electronic
12 | Motor (back part) | Metal, Aluminum
13 | Communication card tube | Metal, Stainless steel
14 | Communication card | Electronic
15 | Connector | Electronic