Lockwood Downward Acting Turn Knob Assembly - Left Hand - Satin Chrome
The Lockwood SP3571-7004SC Downward Acting Turn Knob Assembly is a left hand internal locking component designed for use with Lockwood 3570 series mortice locks. It provides controlled manual operation of the locking mechanism via a downward turning motion.
This assembly is commonly used in commercial door hardware applications where directional operation and ergonomic control are required. The downward acting design ensures consistent engagement and release of the locking function.
It is supplied in a satin chrome finish and is configured specifically for left hand door applications.
10 business days.
Non-Returnable Item: This product is a special order and is not returnable.
Key Features
- Downward acting turn knob design for controlled locking operation
- Left hand configuration for specific door handing
- Designed for use with Lockwood 3570 series mortice locks
- Durable construction for commercial applications
- Satin chrome finish
Suitable Uses
- Commercial door hardware applications
- Internal locking control for mortice locks
- Lockwood 3570 series installations
- Doors requiring directional locking operation
Specifications
Dimensions
Manufacturer documentation does not publish specific dimensional data for this assembly.
Frequently Asked Questions
Is this compatible with all Lockwood locks?
No, it is specifically designed for the 3570 series mortice lock range.
What does left hand mean?
It refers to the door handing. This unit is designed for left hand door configurations.
Can this be reversed?
No, handing is fixed and must match the door setup.
Additional Information
- Commonly used in commercial installations requiring internal locking control.
- Incorrect handing selection is a frequent ordering mistake.
- Must be matched with compatible Lockwood mortice lock bodies.
3570 Series Installation Instructions
3570 Series Installation Instructions
Lockwood Warranty
Lockwood branded products are covered by manufacturer warranties issued by ASSA ABLOY Australia Pty Ltd. Warranty periods vary by product type, with separate cover for mechanical components, electrical and electronic parts, keys, and finishes.
The summary below sets out the standard warranty structure. All warranty claims are handled by Terry's Tradies Pty Ltd and its associated websites, trading names, and subsidiaries. Full terms and exclusions are set out in the official Lockwood warranty document linked at the base of this page.
Warranty Summary
Finish Coverage Guide
- Everbrass finishes: up to 25 years against corrosion, tarnishing and discolouration.
- Stainless steel, polished stainless steel, chrome plating and anodised finishes: typically up to 10 years.
- PVD and VIVID finishes: typically up to 10 years.
- Symmetry range finishes: typically up to 5 years.
- Decorative finishes (Antique Copper, Architectural Bronze, Oil Rubbed Bronze, Aged Brass, Polished Brass, Satin Brass and related variants): typically up to 2 years against corrosion.
- Unlacquered brass finishes naturally age and change appearance over time. This is not considered a defect.
- Tea staining of stainless steel is not covered where the required cleaning and maintenance have not been followed.
How to Make a Claim
- Contact Terry's Tradies Pty Ltd and its associated websites, trading names, and subsidiaries with your proof of original purchase.
- Keep the product securely packed and clearly identified, ready for assessment.
- Where a claim is escalated to the manufacturer, ASSA ABLOY may issue a case number before goods are returned.
- ASSA ABLOY assesses the claim and determines repair, replacement with the same or closest equivalent product, or refund of the purchase price.
Exclusions
- Normal wear and tear.
- Misuse, abuse, accidental damage or use outside published specifications.
- Improper maintenance or failure to follow care instructions.
- Unauthorised modification, repair or use of non-genuine parts.
- Exposure to corrosive environments including coastal air, salt spray, chemicals or pollution.
- Removal, refitment or associated labour charges.
- Products not originally sold in Australia through authorised channels.
These manufacturer warranties apply in addition to your rights under the Australian Consumer Law. Our goods come with guarantees that cannot be excluded under the ACL. You are entitled to a replacement or refund for a major failure and to compensation for any other reasonably foreseeable loss or damage. Where a failure does not amount to a major failure, you are entitled to have the goods repaired or replaced.
