Merlin 58547 - User Manual

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Owner’s Manual & Safety Instructions

Save This Manual Keep this manual for the safety warnings and precautions, assembly,

operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the

back of the manual near the assembly diagram (or month and year of purchase if product has no number).

Keep this manual and the receipt in a safe and dry place for future reference. 21e

When unpacking, make sure that the product is intact

and undamaged. If any parts are missing or broken,

please call 1-888-866-5797 as soon as possible.

2021 by Harbor Freight Tools

No portion of this manual or any artwork contained herein may be reproduced in

any shape or form without the express written consent of Harbor Freight Tools.

Diagrams within this manual may not be drawn proportionally. Due to continuing

improvements, actual product may differ slightly from the product described herein.

Tools required for assembly an d se rv ic e may n ot b e in cl uded.

Read this material before using this product.

Failure to do so can result in serious injury.

SAVE THIS MANUAL.

Owner’s Manual & Safety Instructions

Save This Manual Keep this manual for the safety warnings and precautions, assembly,

operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the

back of the manual near the assembly diagram (or month and year of purchase if product has no number).

Keep this manual and the receipt in a safe and dry place for future reference.

When unpacking, make sure that the product is intact

and undamaged. If any parts are missing or broken,

please call 1-888-866-5797 as soon as possible.

2021 by Harbor Freight Tools

No portion of this manual or any artwork contained herein may be reproduced in

any shape or form without the express written consent of Harbor Freight Tools.

Diagrams within this manual may not be drawn proportionally. Due to continuing

improvements, actual product may differ slightly from the product described herein.

Too ls r eq ui re d for a ss em bl y and s er vi ce m ay not be i nc lu de d.

Read this material before using this product.

Failure to do so can result in serious injury.

SAVE THIS MANUAL.

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This document serves as an owner's manual and safety instructions for the Merlin Industrial Air Filter Regulator, model 58547. It provides comprehensive guidance on the device's function, installation, operation, maintenance, and safety precautions.

Function Description

The Merlin Industrial Air Filter Regulator is designed to filter and regulate compressed air for various industrial applications. Its primary function is to remove particles and water from the air supply, ensuring that connected air tools receive clean, dry, and regulated air. This process protects air tools and workpieces from damage caused by contaminants and inconsistent air pressure. The device includes a regulator to adjust the output air pressure, a filter element to remove impurities, and a tank to collect moisture. It is an essential component in an air supply system, particularly for tools that require specific air pressure and clean air for optimal performance and longevity.

Important Technical Specifications

Operating Pressure: 0-200 PSI. This range indicates the maximum and minimum pressure at which the regulator can effectively operate, allowing for versatility across different applications.
Max Temperature: 150° F (regulator). This specifies the maximum ambient temperature the regulator can withstand without compromising its performance or safety.
Air Inlet and Outlet Size:
- Inlet: 1/2" -14 NPT (female thread). This is the connection point for the incoming air supply from the compressor.
- Outlet: 1/4"-18 NPT (male thread). This is the connection point for the outgoing regulated air to the air tools.
Features: Replaceable air filter element. This design allows for easy maintenance and ensures continuous filtration by enabling the replacement of the filter element when it becomes clogged or worn.
Filter: 5 micron, for particles and water. This indicates the filtration capability of the device, meaning it can capture particles as small as 5 microns and effectively remove water from the air stream.

Usage Features

The manual emphasizes several key aspects of using the Industrial Air Filter Regulator:

Installation: The device requires proper installation, including threading the Regulator Handle, incorporating an in-line shutoff valve and quick coupler for best service, and attaching air hoses. It is crucial to wrap all threaded connectors with pipe thread seal tape (PTFE) to prevent leaks. The manual also advises against overtightening the Regulator Handle initially to avoid setting the Filter/Regulator to high pressure, which could cause property damage.
Air Connection Setup: Detailed instructions are provided for connecting the Filter/Regulator to the compressor and air tools. It highlights the importance of an in-line shutoff ball valve as a critical safety device to control the air supply, especially if an air hose ruptures. The manual also suggests incorporating additional components like an in-line oiler, a dryer, or another filter depending on the specific air tool requirements.
Operation: Before use, users are instructed to check for air leaks by applying soapy water to connections. The Regulator Handle allows for precise adjustment of the air output pressure, which should be set to properly power the tool without exceeding its maximum air pressure. The knob is turned clockwise to increase pressure and counter-clockwise to decrease it. After use, the compressor's power switch should be turned off, the Filter/Regulator disconnected, the in-line shutoff valve closed, and air bled from the tool.
Safety Warnings: The manual includes prominent warnings about the risk of bursting if the regulator is adjusted higher than the marked maximum pressure of the attachment. It also warns against directing the air stream at people or animals, using it to supply breathing air, or covering it during use. Crucially, it states that only clean, dry, regulated, compressed air should be used, and explicitly prohibits the use of oxygen, carbon dioxide, combustible gases, or other bottled gases as a power source to prevent serious injury from explosion.

Maintenance Features

Regular maintenance is crucial for the longevity and safe operation of the Filter/Regulator:

Daily Maintenance: Users should inspect the general condition of the device, checking for loose hardware, misalignment or binding of moving parts, cracked or broken parts, and any other condition affecting safe operation. Daily tasks include draining moisture from the air tank, checking for abnormal noise or vibration, and inspecting for air leaks. The external surfaces should be wiped clean with a damp cloth and mild detergent.
Weekly Maintenance: The air filter should be inspected weekly and replaced more often if the device is used in dirty environments. Periodically, the filter should be removed, rinsed with water, and reinstalled.
Quarterly Maintenance (every 3 months): This involves tool disassembly, cleaning, and inspection of the internal mechanism by a qualified technician.
Air Filter Maintenance Procedure: A detailed procedure is provided for accessing and maintaining the air filter. This involves loosening the bottom Filter/Regulator Valve to depressurize the unit, removing screws from the Bottle Lid, pulling off the Tank to expose the Filter Assembly, and disassembling the Filter Assembly. The filter is then removed, and the Washer and Shield are checked before replacing the filter. Reassembly must follow the reverse order, ensuring the Retainer is tight against the Filter for proper function. Rubber seals on nuts and the tank must be in good condition for reassembly.
Safety During Maintenance: Before performing any inspection, maintenance, or cleaning procedures, the power switch must be turned off, and the Filter/Regulator unplugged from its electrical outlet to prevent accidental operation. Damaged equipment should not be used, and any abnormal noise or vibration should be corrected by a qualified technician before further use.

This comprehensive manual ensures that users can effectively and safely operate and maintain their Merlin Industrial Air Filter Regulator, maximizing its performance and lifespan.

Merlin 58547 Specifications

General

Brand	Merlin
Model	58547
Category	Controller
Language	English