Jets VFD Valve User manual

VFD Valve, Piston Complete Tel. [phone]
www.jetsgroup.com
Product No. 054100973 Doc. Rev.: 8 (2022-03-04)
1
Jets™ VFD valve is a vacuum operated flush and discharge valve.
Features:
● Low water consumption.
● Design optimized for easy maintenance.
● Ideal for retrofit of existing installations.
Technical Data
..................................
Outside Dimensions 235 x 195 x 290 mm (LxWxH)
..............................................................
Discharge Valve Outlet Ø 50 mm
...............................................................................
Generic Material POM
.........................................................
Water Connection 1/2" female BSP
....................................................................................
Net Weight 1.81 kg
Operating Data
...........................................................................
Flushing Time 5 seconds
........................................................................
Discharge Time 2 seconds
............................................................................
Water Pressure 2-7 bar
...............................
Operating Vacuum Recommended 30-55 % Vacuum
...................................
Air Consumption Approx. 48 liters at 50% Vacuum
..................................................................
Water Consumption 1L (3 bar)
...........
Temperature Range Minimum 1°C
to Maximum 60°C
(unless frost protection measures are taken)
Disclaimer
Note: Our products and services are offered and sold subject to Jets
Vacuum AS’ General Sales Conditions, copies of which will be
furnished upon request. Information provided herein is solely for
information purposes, does not constitute any warranty or
representation of any kind and is subject to change without notice.
We strive to reproduce product colors reasonably accurate. Without
prior written approval, this document or any part of may not be
reproduced in any form. Jets™, Vacuumarator™, Helivac™, VC™,
VOD™, CVS™ and Softsound™ are trademarks and/or registered
trademarks of Jets. © Jets AS. All rights reserved.
Components
1| Hose
.........................................................................
034509000*
(1 of 034509000 = 1m in length)
2| D Valve, Piston
..........................................................
050513025*
3| VPC-V Controller
.......................................................
101100010*
4| Hose, steel braided 500mm
......................................
034509613*
5| Gasket
......................................................................
037504200*
6| Sealing Ring
.............................................................
037504201*
7| Bracket BR1
..............................................................
054110030*
8| Screw, M5x10
...........................................................
036531600*
9| Hose
.........................................................................
034509010*
(1 of 034509010 = 1m in length)
10 | Distributor w/NR Valve
..............................................
101100116*
* Component/s avaliable as replacement parts.

VFD Valve, Piston Complete Tel. [phone]
www.jetsgroup.com
Product No. 054100973 Doc. Rev.: 8 (2022-03-04)
2
Dimension Drawings
A
.............................................................................................
235mm
B
.............................................................................................
195mm
C
.............................................................................................
290mm
D
...............................................................................................
50mm
E
..................................................................................................
Ø60

VFD Valve, Piston Complete Tel. [phone]
www.jetsgroup.com
Product No. 054100973 Doc. Rev.: 8 (2022-03-04)
3
Function and Principle
Explanation of VFD Valve Function
℮Water Inlet
ℯVPC-V Controller
ℰRelease Mechanism
ℱNon-return Valve
ℲD Valve
ℳSource (toilet, urinal, etc.)
(A) Water Supply
(B) Water Inlet to the Source
(C) Outlet from the Source
(D) Air Inlet
(E) D Valve Outlet
(*) Vacuum in the piping as indicated.
Normal Position: Closed Valve
● VPC-V Controller ℯ- CLOSED
● D Valve Ⅎ- CLOSED
Emptying Sequence
1. Release Mechanism ℰ- OPEN
2. VPC-V Controller ℯ- OPEN
3. D Valve Ⅎ- OPEN
Closing Sequence
1. Release Mechanism ℰ- CLOSED
2. Air is sucked into the VPC Controller ℯ
deciding the controller's timing.
3. VPC-V Controller ℯ- CLOSED
4. D Valve Ⅎ- CLOSED
Result: Effluent is sucked by vacuum from the source. Water flows to the
source.

VFD Valve, Piston Complete Tel. [phone]
www.jetsgroup.com
Product No. 054100973 Doc. Rev.: 8 (2022-03-04)
4
Important Health and Safety Information
Installation, operation and maintenance must be carried out in strict accordance with this guide and with all applicable regulations. For your own
protection and the protection of others, it is necessary to familiarize yourself with, and always follow, the contained safety and environmental
precautions for our products.
This manual is an integral part of the product/delivery. Always keep it in a safe place for future reference. It is entirely the owner’s responsibility to
ensure that all safety and environmental measures, in accordance with local, state and federal laws are followed. Jets Vacuum AS assumes no
responsibility for equipment damage, personal injury or death and/or delays that result from a lack of respect for the instructions for installation
and/or use as stated in this documentation. Disregarding these instructions may invalidate all warranties.
Safety information references are in accordance with Jets Vacuum AS documentation system. If you do not understand the warnings, stop work
immediately and contact Jets Vacuum AS (citing the safety reference number) for further clarification.
For further information about the included warnings or any other safety concerns please contact Jets Vacuum AS.
Safety Warning Symbols
WARNING: Indicates a potentially hazardous situation which, if not avoided could result in
death or serious injury or equipment damage.
Symbol denotes required personal protective equipment is required.
CAUTION: Indicates a potentially hazardous situation which, if not avoided, may result in
minor or moderate injury or equipment damage.
NOTICE: Indicates important information, which if not followed, may cause damage to
equipment.
Important Health and Safety Warnings
1.2 Warning
Be thoroughly familiar with the controls and the proper use of the equipment
prior to installing, starting or using the equipment. Know the equipment
application, limitations and potential hazards.
1.4 Caution
Safety equipment (PPE) necessary for the prevention of accidents at the
installation and operating site must be provided in accordance with local
regulations.
1.9 Personal Protective Equipment - Gloves
Wear suitable protective gloves at all times when working with equipment.
2.14 Warning
The equipment safety is guaranteed only if used in compliance with the
instructions provided. Do not exceed the limits provided.
2.2 Warning
The client is responsible for installation, service and maintenance by a
qualified person.
2.9 Warning
Do not disassemble, repair or modify the product without contacting a
qualified tradesman.
12.5 Notice
Use this equipment only in the manner intended by Jets Vacuum AS. If you
have questions after reading these instructions contact Jets Vacuum AS
directly.
12.7 Notice
Additional and replacement parts should only be obtained from the
manufacturer or distributor.
12.6 Notice
Do not use the Jets™ sanitary system if any component is damaged or
missing.
2.13 Caution
Installation, service and maintenance are to be carried out with due
care. Shock, innapropriate handling, incorrect use of tools and general
mishandling of the product may result in damage to components.
Delivery, Receipt of Goods and Transportation
Goods to be protected against shock, dust, humidity and frost. Suitable adequately dimensioned transporting equipment is to be used. Note that
the equipment may contain components that are easily damaged as a result of inappropriate handling. Jets Vacuum AS is not responsible for or
liable for delivery delays resulting from occurrences outside of Jets Vacuum AS' immediate control. On receipt of goods, check for visual damage.
Any damage detected after dispatch should be reported immediately to Jets Vacuum AS. Damages and/or discrepancies must be reported in
writing no later than eight (8) days after receipt of goods. Commissioning must be postponed until the equipment has been inspected. Do not
dispose of damaged items. Your direct supplier will advise you of the procedure to follow.
Storage
Unless otherwise specified, goods are to be stored in a dry environment between -30°C and +40°C prior to installation. The storage location must
be dust free, low humidity (≤95%) and be free from moisture. Keep clear of foreign objects.
Installation to End Use
Site to be a dry environment between +0°C and +45°C. Use in environments below 0°C requires use of antifreeze in liquids. The site location is to
be low vibration Vrms ˂0.2 mm/s) with vibration resistance to acceleration up to 0.7g. The site is to be dust free and protected from grinding and
welding. During installation, the site is to be protected from water, frost, moisture and humidity. Goods are to be stored as per the instructions for
delivery, storage and transport. A visual inspection is to be carried out on receipt of goods as well as at the time of installation to ensure that
storage and transport conditions after receipt have not compromised the quality of the product/s.

VFD Valve, Piston Complete Tel. [phone]
www.jetsgroup.com
Product No. 054100973 Doc. Rev.: 8 (2022-03-04)
5
Installation
1
Push the valve onto the pipe sleeve/
stud connection.
2
Connect the flushing device to
the valve and secure with a hose
clip.
3
Connect the release mechanism.
4
Connect the water supply. Do not
over tighten.
Use a Jets™ Filter (product
number 034512300) or similar.
Service and aintenance
In tight locations, note that it is possible to slide the controller off first to allow more space for removal of the valve.
Service and aintenance - Disassembly Instructions
1
Turn off the water supply to the valve. Release any liquid in the water
source (i.e. toilet, urinal etc.).
2
Pull the release mechanism hose
from the controller.
3
Remove the hose clip and pull to
remove the flushing device.
4
If a transport spring is installed,
release the spring (connecting
the lower housing of the valve to
the bowl) and remove it.
5
Pull the VFD Valve, Piston Complete
to release it.
6
Remove the Hose (175mm) ℮
between the D Valve, Piston and
the Distributor w/NR Valve.
7
Remove the remaining Hose
(155mm) ℮between the D Valve,
Piston and the Distributor w/NR
Valve.
8
Pull the VPC-V Controller
backwards to release it from the
D Valve, Piston ℯ.

VFD Valve, Piston Complete Tel. [phone]
www.jetsgroup.com
Product No. 054100973 Doc. Rev.: 8 (2022-03-04)
6
9
Unscrew and remove the Hose, steel
braided (500mm) ℱfrom the VPC-V
Controller.
10
Remove the Gasket Ⅎ.
11
Remove the Hose (140mm) ℶfrom
the VPC-V Controller.
12
Remove the Distributor w/NR
Valve ℷ.
NOTE: If the Distributor w/NR
Valve is to be reassembled/
replaced, it is not recommended
to remove the Distributor Clamp
(unless it is damaged) from the
assembly.
For Distributor Clamp removal
details, see disassembly
information described in the
technical data for the Distributor
w/NR Valve.
13
Remove the two (2) screws (Screw,
M5x10) ℵ.
14
Remove the Bracket BR1 ℴfrom
the VPC-V Controller.
Service and aintenance - Assembly Instructions
Assembly is to be performed in the reverse order of the disassembly procedure.
Scheduled aintenance
Interval Action Note
Maintenance depends on flushes per
year. This will vary depending on the
segment i.e. ship, cabin, train, public,
etc.
Inspect the discharge valve. Clean
and change any worn parts, if
necessary.
The shut off membrane is normally the
first item that needs to be replaced.
The piston valve has been tested and has reached 200,000
flushes without any need of maintenance.
Troubleshooting
Jets Vacuum AS provides the following troubleshooting information to assist in resolving issues that may arise with your installation. For more
detailed information or assistance, please contact Jets Vacuum AS.
Problem Cause Action
No reaction or insufficient flushing
when pressing the release button.
No vacuum in the discharge pipe line. Check the vacuum.
The release button does not open. Replace the release button.
Dirt/blockage in the Non-return Valve,
located on the toilet valve.
Clean the Non-return Valve.
Only flushing and no discharge is
taking place.
The vacuum is below 25%. Check the vacuum level and take action to increase the
vacuum.

VFD Valve, Piston Complete Tel. [phone]
www.jetsgroup.com
Product No. 054100973 Doc. Rev.: 8 (2022-03-04)
7
The toilet bowl slowly fills up with
water.
The water valve is leaking. Replace the sealing flap.
Flushing and discharge does not stop. The valve in the release button does
not close.
Replace the release button.
The signal hose between the release
button and the VPC-V Controller is
leaking.
Check the signal hose and connections for air leakages.
Replace if required.
The normal water level in the toilet
bowl is reducing or low.
Low pressure on the water supply. Increase pressure on the water supply.
Impurities prevent the shut-off
membrane from closing.
Lower housing to be cleaned.
Dirt in the water supply filter. Clean or replace the filter.
Shut-off membrane is damaged. Replace the shut-off membrane.
Flushing and discharge cycles are
incorrect.
The air orifice is dirty. Clean the orifice.