Wharfedale Pro WLA-28F User manual

IMPORTANT SAFETY INSTRUCTIONS
For your full PDF User manual, please visit www.wharfedalepro.com
1.
before operating them.
and follow a routine for powering up and powering down a sound system. With all system components connected, turn
on source equipment (mixers, signal processors, record and playback units, etc.) BEFORE powering up ampli ers.
Transient voltages from powering up source equipment can damage speakers if ampli ers are already turned on. Make
sure that ampli er volumes are set to their minimum settings and power up any system ampli ers LAST. It is
recommended that all system components be allowed to stabilize for several seconds before any source signals are
introduced or level setting adjustments are made. Similarly, when shutting systems down, turn all ampli ers o rst,
before powering down any other system components.
ers and speakers. Use only
approved speaker cables with proper connectors.
care with placement and operation to avoid exposure to excessive volume levels. Permanent hearing damage can result
when operated to extreme levels.
product. Warranty nulli cation could result if this is attempted.
8. RIGGING - SUSPENDING - MOUNTING - Rigging suspending or mounting of speaker systems can expose
members of the public to serious health risks and even death.
UNDER NO CIRCUMSTANCES ATTEMPT TO RIG, SUSPEND OR OTHERWISE MOUNT THESE SPEAKERS UNLESS YOU
ARE FULLY QUALIFIED AND CERTIFIED TO DO SO BY RELEVANT LOCAL, STATE AND NATIONAL AUTHORITIES. ALL
RELEVANT SAFETY REGULATIONS MUST BE FOLLOWED. IF YOU ARE NOT PROPERLY QUALIFIED OR DO NOT KNOW
OF PERTINENT REGULATIONS, CONSULT QUALIFIED PERSONNEL FOR ADVICE.
WHARFEDALE PRO LIMITED WARRANTY
Wharfedale Pro products are warranted of manufacturing or material defects for a period of one year from the original
date of purchase. In the event of malfunction, contact your authorized Wharfedale Pro dealer or distributor for
information.
*Be aware that warranty details may di er from country to country. Contact your dealers or distributor for information.
These terms do not infringe your statutory rights.
WHARFEDALE PROFESSIONAL
IAG House, 13/14 Glebe Road, Huntingdon, Cambridgeshire, PE27 7DL, UK
www.wharfedalepro.com
Wharfedale Professional reserves the right to alter or improve speci cations without notice.
All rights reserved © 2020 Wharfedale Pro. Wharfedale Pro is a member of the IAG Group.

OVERVIEW
For your full PDF User manual, please visit www.wharfedalepro.com
WLA-28F COMMON FLY FRAME
• Stainless steel construction
• Anti-rust materials
• Fly up to 8 WLA-28F elements plus a WLA-28SUBF
• Safety factor of 12
• For flying......or ground stacking
The WLA-28F Common Fly Frame is certified to hold a
total weight (including third party hardware) of 450KG.
Up to 8 x WLA-28F and 1 x WLA-28SUBF elements can
be flown with a safety factor of 12.
Only use the Wharfedale Pro WLA-28F Common Fly
Frame. Ensure that only rated, certified hardware such as
turnbuckles, shackles and chains are used.
Ensure that all truss, structures and flying hardware are
capable of suspending the entire array, plus flying
hardware, to a suitable safety factor.
Wharfedale Pro also manufacture a wide range of power amplifiers and signal processors.
For recommended accessories, amplifiers and system diagrams please visit www.wharfedalepro.com
January 2020
Rigging, suspending and mounting should only be attempted by
experience qualified professionals. Incorrect usage can result in
damage to equipment and property, injury and even death.
Under no circumstances should you attempt to rig, suspend or
mount these speakers unless you are fully qualified and certified
to do so by relevant local, state and national authorities. If you are
not properly qualified or do not know of pertinent regulations
consult qualified personnel for advice. Consult a structural engineer
before suspending a speaker system and ensure that the total
weight of your system can be held by the truss or mounting surface.
Inspect all mounting hardware before your line array is flown.
If there is any damage or distortion to any mounting hardware
do not fly the array until any damaged hardware is repaired or
replaced. Only use Wharfedale Pro supplied Quick release Pins,
contact your Wharfedale Pro Distributor if any quick release pins
are lost or damaged.