Webasto FS 3500 User manual

Operating Instructions
Marine Shading Systems
FS 3500
English

Table of Contents
2 3399545B OI FS 3500
Table of Contents
1 About this document .......................... 3
1.1 Purpose of this document.......................................... 3
1.2 Using this document..................................................3
1.3 Use of symbols and highlighting ................................ 3
1.4 Warranty and liability................................................. 3
2 Safety ................................................. 3
2.1 Intended use ............................................................. 3
2.2 Safety information ..................................................... 3
3 Operation ........................................... 4
3.1 Overview of the folding shade ................................... 4
3.2 Opening the folding shade ........................................ 4
3.3 Closing the folding shade .......................................... 4
4 Maintenance....................................... 5
4.1 Cleaning .................................................................... 5
4.2 Greasing .................................................................... 5
4.3 Tensioning the outer fabric........................................ 5
5 Troubleshooting ................................. 5
6 Manual operation ............................... 6
6.1 Manually moving the folding shade over less than 25
cm............................................................................. 6
6.2 Manually moving the folding shade over more than 25
cm............................................................................. 6
6.3 Reinitializing the control system.................................7
7 Annex ................................................. 7
7.1 Technical data ........................................................... 7
7.2 EC-Declaration of Incorporation................................. 7
7.3 UKCA-Declaration of Incorporation............................ 7

About this document | 1
3399545B OI FS 3500 3 / 8
1 About this document
1.1 Purpose of this document
The Operating Instructions (OI) are an integral part of the
product and provide the information required to ensure correct
and safe operation.
1.2 Using this document
lRead these Operating Instructions (OI) carefully before op-
erating the unit.
uKeep these instructions with the vessel.
uHand these instructions on to the following owner or user
of the unit.
1.3 Use of symbols and highlighting
Symbol Explanation

Action to be taken
P
Requirement for the following steps
Note on a special technical feature
Separate information is available
ATTENTION
Risk of property damage
CAUTION
Risk of minor or moderate injury
DANGER
Risk of severe or mortal injury
1.4 Warranty and liability
Webasto shall not assume liability for defects or damages that
are the result of disregarding the installation and operating in-
structions. This liability exclusion particularly applies to:
lInstallation by untrained personnel.
lImproper use.
lRepairs not carried out by a Webasto service workshop.
lUse of non-genuine parts.
lConversion of the unit without permission from Webasto.
lMechanical damage to the equipment.
lNon-compliance with inspection and maintenance instruc-
tions.
2 Safety
2.1 Intended use
The FS 3500 is an electrically operated marine folding shade sys-
tem for comfort purposes. The FS 3500 is designed for use on
motor and sailing yachts.
2.2 Safety information
Description
WMS000185A
Keep all bodily parts and/or obstructions
away from the opening to prevent injury
when closing the folding shade.
WMS000184A
Do not stand or walk on the shading sys-
tem!
Table1: Safety information
CAUTION
Risk of damage due to vessel speed and / or sea
state
uClose the shading system at:
-Speeds above 20 knots (kts)
-A sea state of more than 1 meter (m)
CAUTION
Risk of damage due to wind speed
uOperate the shading system only at wind speeds
between 0and21knots (between0and5
Beaufort).
uAlways close the shading system at wind speeds
between 22and27knots (6Beaufort)
uAt wind speeds above 28knots (7Beaufort) the
shading system must be fully opened and secured
using the lashings straps.
WMS000259A
Fig.1 Use Lashing Straps
Secure the shading system using three lashing straps. See Fig. 1
for positioning the straps.
CAUTION
Risk of damage due to snow load
uKeep the shading system closed and free from
snow.

3 | Operation
4 / 8 3399545B OI FS 3500
3 Operation
3.1 Overview of the folding shade
6
WMS000188A
2
3
5
4
5
1
F
R
Fig.2 Overview of the folding shade
1Outer fabric 5Guides
2Control switch 6Front beam
3Motor (2x) FFront
4Key for manual operation
(2x)
RRear
NOTE
The illustrations show the standard Webasto control
switch. The installed control switch can be different.
3.2 Opening the folding shade
3.2.1 Opening
WMS000189A
Fig.3 Opening the folding shade
The FS 3500 opens while the Open button is pressed.
lMain power supply is switched on.
1. Push and hold the Open button to open the FS 3500.
2. Release the Open button when the FS 3500 has reached
the desired position.
3.2.2 One touch opening
When the ''one-touch opening'' option is installed the FS 3500
opens completely after briefly pushing the Open button.
lMain power supply is switched on.
1. Push the Open button briefly.
– The FS 3500 opens completely.
2. Optionally, briefly pushing the Open button again stops the
opening movement.
3.3 Closing the folding shade
3.3.1 Closing
WMS000190A
Fig.4 Closing the folding shade
The FS 3500 closes while the Close button is pressed.
lMain power supply is switched on.
1. Push and hold the Close button to close the FS 3500.
2. Release the Close button when the FS 3500 has reached
the desired position.
3.3.2 One touch closing
When this option is installed the FS 3500 closes up to 200mm
from the fully closed position after briefly pushing the Close
button. This position has been set for safety reasons to make
sure bodily parts and/or obstructions do not get trapped
between the FS 3500 and the deck structure.
lMain power supply is switched on.
1. Push the Close button briefly.
– The FS 3500 closes up to 200mm from the fully closed
position.
– Optionally, briefly pushing the Close button again stops
the closing movement.
2. Push and hold the Close button to fully close the FS 3500.
3. Release the Close button when the FS 3500 has reached
the fully closed position.

Maintenance | 4
3399545B OI FS 3500 5 / 8
4 Maintenance
CAUTION
Cleaning agents may contain harmful components
Damage to the product.
uNever use solvents such as:
-Alkaline products containing sodium solutions
-Methylated spirits
-Muriatic acid or products containing phosphor
-Turpentine
-White spirit
-Window cleaning products
CAUTION
Dry materials can damage the shading system
uNever rub the dry surface of the shading system.
uNever use steel wool, abrasives or sandpaper.
CAUTION
High-pressure cleaners can damage the shading
system
uNever use a high-pressure cleaner to clean the shad-
ing system.
Regular maintenance of the shading system makes cleaning
easier and ensures smooth operation.
Clean and check the functioning of the drainage system regu-
larly by pouring water into the gutters. The water should drain
off quickly.
4.1 Cleaning
1. Wash the shading system with clean, lukewarm water and
a soft brush.
2. Dry the fabric in the open air.
In case of stubborn stains:
1. Use a mild soap or Tex Activ Cleaner, dissolved in lukewarm
water.
2. Rinse the fabric with clean water.
3. Dry the fabric in the open air.
4. Make the fabric water repellent again after using Tex Activ
Cleaner.
4.2 Greasing
Fig.5 Cleaning and greasing
1. Clean the inside of the guides.
2. Apply a thin layer of grease (Isoflex® Topas L32) to the in-
side of the guides.
4.3 Tensioning the outer fabric
WMS000191A
1 2 3
4
Fig.6 Tensioning fabric
1. Close the folding shade completely.
2. Locate the tensioning bolts:
– The tensioning bolt (1) is in the rear shoe (2) on the left
and right guides (3) at the rear of the folding shade, and
near the drive tubes (4).
3. To stretch the outer fabric and remove any wrinkles or
folds, evenly tighten the tensioning bolts (1) for the left and
right guide.
5 Troubleshooting
Symptom Possible cause Possible solution
The FS 3500 does
not open / close.
No power or low
power.
Check the battery.
Blown fuse / tripped
circuit breaker.
Replace fuse / reset
circuit breaker.
Motor does not op-
erate properly.
Open or close the
FS 3500 manually in
accordance with the
manual operation
procedure.
Switch does not op-
erate properly.
Check wiring.
Replace switch.
Poor opening / clos-
ing of the FS 3500.
Polluted guides. Clean the inside of
the guides.
Apply a thin layer of
grease to the inside
of the guides.
The FS 3500 still
does not open /
close smoothly after
cleaning / greasing.
Contact your dealer
for maintenance
and / or repair.
Fabric is folded /
wrinkled when the
FS 3500 is closed.
Tighten the tension-
ing bolts to stretch
the fabric.
Initialization not
possible.
Low power at mo-
tor
Check your battery.
Increase the thick-
ness of the power
supply wires

6 | Manual operation
6 / 8 3399545B OI FS 3500
6 Manual operation
If necessary, you may be able to operate the FS 3500 manually.
The procedure to follow depends on the exact issue you need
to address.
CAUTION
Uncontrolled / inadvertent movements of the
manual operation tool
Risk of injury and/or damage of components.
uDo not operate the control switch during manual
operation.
6.1 Manually moving the folding shade
over less than 25 cm
lAccess the motor assemblies.
WMS0000054A
1
1
2
2
Fig.7 Manual operation (less than 25 cm)
1. Insert the keys for manual operation (1) in the motor slots
(2).
2. Simultaneously turn the keys for both motors to close or
open the FS 3500.
NOTE
After manual operation you must reinitialize
the FS 3500.
To perform reinitialisation, follow the steps in chapter6.3,
"Reinitializing the control system" on page 7Table, "Reinitial-
izing the control system" on page 7.
6.2 Manually moving the folding shade
over more than 25 cm
1. In case the FS 3500 is closed and locked, first unlock it by
opening the FS 3500 for at least 10 cm as described in
chapter6.1, "Manually moving the folding shade over less
than 25 cm" on page 6Table, "Manually moving the
folding shade over less than 25 cm" on page 6 .
2. Remove both keys for manual operation.
3. Access the motor assemblies.
WMS000186A
1
2
3
4
4
3
2
1
Fig.8 Removing motors
1. Disconnect the wiring harnesses (4) from the motors (3).
2. Remove all bolts (1) and washers (2).
3. Remove the motors.
WMS000192A
Fig.9 Manually opening or closing the FS 3500
lPush the front beam to the desired (open or closed) posi-
tion.
NOTE
After manual operation you must reinitialize
the FS 3500.
To perform reinitialisation, follow the steps in chapter6.3,
"Reinitializing the control system" on page 7Table, "Reinitial-
izing the control system" on page 7.

Annex | 7
3399545B OI FS 3500 7 / 8
6.3 Reinitializing the control system
üMake sure that the available power source meets the re-
quirements described in chapter7.1, "Technical data" on
page 7Table, "Technical data" on page 7.
1. Press and hold the Close button.
– The FS 3500 closes as far as possible.
2. Release the Close button.
3. Press and hold the Close button.
– After approximately 10seconds the FS 3500 slides until
completely closed.
– The motor produces a loud ‘click’ sound.
4. Release the Close button.
– The control system has been initialized.
5. Open / close the FS 3500 several times.
6. Verify smooth operation.
WMS000193A
Fig.10 Reinitializing the control system
7 Annex
7.1 Technical data
Description Value
Operation Continuous electric
Power 12VDC, 40A
Table2: Technical data
7.2 EC-Declaration of Incorporation
Fig.11 EC-Declaration of Incorporation
7.3 UKCA-Declaration of Incorporation
Fig.12 UKCA-Declaration of Incorporation

Ident No. 3399545B • 10/2022 • Errors and omissions excepted • © Webasto Thermo & Comfort SE
www.webasto.com
3399545B
Europe, Asia Pacific
Webasto Thermo & Comfort SE
Postfach 1410
82199 Gilching
Germany
Company address:
Friedrichshafener Str. 9
82205 Gilching
Germany
UK only
Webasto Thermo & Comfort UK Ltd
Webasto House
White Rose Way
Doncaster Carr
South Yorkshire
DN4 5JH
United Kingdom