Akw Luda Installation Manual
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Akw Luda Installation Manual

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WRAS
WR AS
WRAS
WRAS
WRAS
RNIB
a p p r o v e d
p r o d u c t
UK WATER SUPPLY
REGULATIONS
BEAB
B
EA
B
Approved
CARE
B
EA
B
EMC Verified
B
EA
B
INTERTEK
B
EA
B
Approved
Approved
IP45
B
EA
B
EMC Verified
B E A B
C A R E
Read all instructions carefully before installation.
INTERTEK
B
EA
B
Leave this booklet with the end user for future
Approved
reference and servicing.
Luda
8.5kW AKW Intelligent Shower
I N S T A L L A T I O N
Instructions & Service Manual
(For User Instructions read from back page)
*
B E A B
B E A B
B E A B
B E A B
- Luda
®
S
®
GB and International patents
pending, EU Registered Design
000741558-0001/2/3/4,
International and other Designs
Pending.
*Luda
S does not carry RNIB Ref.
®
11-008-058-01
UK
®

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Summary of Contents for Akw Luda

  • Page 1 Luda - Luda ® ® ® 8.5kW AKW Intelligent Shower I N S T A L L A T I O N WRAS Instructions & Service Manual WR AS WRAS WRAS WRAS (For User Instructions read from back page) RNIB...

  • Page 2: Table Of Contents

    Contents Page Introduction Important Safety Information & Requirements Specifications Features & Components Main Components Electrical / Water Requirements 9-12 Positioning of Shower Shower Heater Main Components 15-16 Installation, Positioning & Fitting To Wall Plumbing Installation Water Priming Electrical Installation 19-21 Commissioning 22-25 26-28...
  • Page 3 The outlet must not be connected to any other parts or fittings other than EC1 Luda shower handset and Hose or EC2 Luda S shower handset and Hose. Maintenance may be required before the appliance can be safely used. This is to be carried out by competent trades persons only.

  • Page 4: Important Safety Information & Requirements

    Category 5 installations where double check valves are not installed. Note that both Luda and Luda s have double check valves. Make sure there is a Cold Water feed near to the installation with a local service AUTION isolation valve.
  • Page 5 If the shower is installed in areas of hard water (above 200 ppm temporary hardness), a scale inhibitor may have to be fitted. For advice contact AKW Customer Service, Refer to “Contact Information” page 9 of the User Instructions and Warranty.

  • Page 6: Specifications

    (Flow Sensor) or AKW A4 connections (Flow Switch) on AKW products only. For Optimal Product Performance the recommended minimum dynamic water pressure should be 100kPa (1 Bar). This Product Complies with the requirements of current British and European safety standards for household appliances, and has met the following harmonised european standards in the confirming assessment.

  • Page 7: Features & Components

    Replacement parts can be ordered from Customer Services. See Spare Parts page 35. For more information refer to “contact information” page 9. Due to the AKW policy of continuous improvement, this specification may be altered without prior notice. Page 7...

  • Page 8: Main Components

    Main Components & Box Contents Checklist Check all packaging for screw packs and other parts Box contents 1. Shower Unit 2. Shower Spray Head 3. Shower Hose 4. Riser Rail 5. 2x Grab Rail 90 Elbow 6. Grab Rail180 Elbow 7.

  • Page 9: Electrical / Water Requirements

    Electrical Requirements Caution Danger of Death 230V AC Lethal Voltage present on the AC supply. WARNING - THIS APPLIANCE MUST BE EARTHED The installation, supply cable and circuit protection must conform to the current wiring regulations and be sufficient for the amperage required and length of cable run.
  • Page 10 Electrical Requirements 30mA RCD (may be part of consumer unit) Consumer unit (80A minimum isolating switch rating) Shower unit 45A Double pole isolating switch (eg Pull cord) All components must be rated and installed in accordance with wiring regulations. The appliance must be earthed. For adequate circuit protection DO NOT use a rewireable fuse.
  • Page 11 Note: the electrical insulating sleeve supplied must only be used to insulate the pump signal wire, shown on page 20. Failure to install this AKW product in accordance with supplied instructions or the making of any unauthorised modifications will invalidate any warranty and will affect product safety.
  • Page 12 Water Requirements The installation must be in accordance with Water Regulations and Byelaws. To ensure activation of the heating elements, the shower must be connected to a mains cold water supply with a minimum running pressure of 50kPa (0.5 bar) at a minimum flow rate of nine litres per minute with a maximum static pressure of 1000kPa (10 bar).

  • Page 13: Positioning Of Shower

    Positioning of Shower WARNING! The shower must not be positioned where it will be subjected to freezing conditions. FOR EASE OF SERVICING, THE UNIT MUST ALWAYS BE MOUNTED ON THE FLAT SURFACE OF TILED WALLS. NEVER TILE UP TO THE SHOWER UNIT. IMPORTANT: The flat surface must cover the full width and length of the back plate, otherwise difficulty may arise when fitting the cover and subsequent operation of the unit may be impaired.

  • Page 14: Shower Heater Main Components

    Shower Heater Main Components Top pipe inlet and cable entry cover Power Circuit Board Terminal block (PCB) Water heater can Rear pipe inlet Mounting screw cover and cable entry Safety seal cover. This must be fitted at all times the unit is powered. Mounting screw cover Filter...
  • Page 15 Installation Fitting shower to the wall Ensure that the electrical supply is switched off at the mains. Ensure that the water supply is turned off. Step 1 Installation Fitting shower to the Determine the positioning of the cable and water-pipe entries. Lift off the front coverplate and entry covers.
  • Page 16 Installation Positioning Step 3 CASE PREPARATION Remove the Safety Seal Cover (5 screws) and determine the positioning of the cable and water-pipe entries. Turn the John Guest Inlet Connector to suit supply pipe. See step 5. Remove sealing caps. Choose the shower location. Only seal between the pipe and Remove the 3 fixing the wall to prevent water enter-...
  • Page 17 Installation Plumbing Connections Step 5 PIPEWORK CONNECTION ONLY SUITABLE FOR COLD WATER SUPPLY *John Guest and Speedfit are registered trade marks of John Guest International Limited. WARNING! Do not use a silicone sealant to seal between the unit case and the wall Remove the sealing pipe from the Top Entry Bottom Entry...

  • Page 18: Water Priming

    W A T E R P R I M I NG Step 6 WATER PRIMING PART 1 (SEE PAGE 23 FOR PART 2) Important! This unit must be primed with water before installing the electricity. Make sure electricity is isolated! Turn on the water supply and check there are no leaks - no water should flow through the shower at this point.
  • Page 19 Installation Electrical Connections System Wiring Diagram N E L 7 7 7 1. Terminal Block 2. On/Off PCB 3. Control PCB 4. Power PCB Flow Meter 5. Ribbon Cable ˚ 6. Thermal Cut-out 7. Relays ˚ 8. Elements 9. Solenoid Valve 1.
  • Page 20 AKW Pump Signal Cable Connections (optional) Make provision for the sensor cable to connect the pump to the shower (If Applicable.) Ensure the sensor cable is fed into the bottom entry of the shower and sealed by the safety seal cover.
  • Page 21 Installation Electrical Connections Trim and replace pipe and cable entry covers. Refit the safety seal cover securing the power cable in place. Important: This seal must be fitted. Use the correct screws to secure the water seal cover. All 5 screws must be fitted to achieve water seal rating IP45. Ensure that the mounting screws and seal fixings are fully tightened.

  • Page 22: Commissioning

    This shower has been factory preset to deliver a Maximum Outlet temperature of 41 If the appliance is to be operated with a different maximum temperature setting, AKW recommend that you carry out the procedure detailed below. The shower maximum...
  • Page 23 Commissioning Carefully re-connect the ribbon cable to the Power Circuit Board (PCB). Ensure all connectors are correctly inserted before the cover is refitted. Refit the front cover taking care not to trap the ribbon cable or any other wires. All cover screws must be fitted to maintain IP45 rating. Connect the hose ONLY.
  • Page 24 Commissioning Step 3 Switch on the shower by the ON / OFF push power button. O F F Step 4 Test the shower settings by pressing the Minimum temperature and Maximum temperature buttons several times. Page 24...
  • Page 25 Test the flow to minimum and maximum by pressing the Decrease and Increase flow buttons several times. Set to HIGH by pressing the increase button. Turn off the shower to fit the shower handset. Only fit either EC1 Luda handset and hose or EC2 Luda S handset and hose.

  • Page 26: Fault Finding

    Fault Finding Check Commissioning Tests have been completed and recorded. Check final checks have been applied to the appliance. DO NOT operate the shower if frozen. DO NOT operate the unit if the spray head or hose is damaged. DO NOT restrict flow out of shower by blocking or obstructing the spray head.
  • Page 27 Fault Finding Fault Indicators Note: Fault signals are assigned to these lights. Over temp. Flash Outlet temp. sensor fault Outlet temp. sensor fault Inlet temp. sensor fault Inlet temp. sensor fault Element Error Low flow/ Low pressure Page 27...
  • Page 28 Fault Finding Electric showers work by taking in cold water and passing it over heating elements contained in the water tank within the body of the shower. Seasonal changes in the temperature of the incoming cold water supply and the water flow rate may mean that thermostatic control settings of the unit may need adjusting from time to time to maintain a consistent output.
  • Page 29 SERVICE ENGINEERS FAULT DIAGNOSIS WARNING! There are no user serviceable components beneath the cover of the shower. Only a service engineer should remove the cover. If any fault happens, the indicator on the right side will illuminate indicating the fault, please see the diagram on page 27. THE FOLLOWING TESTS SHOULD ONLY BE PERFORMED BY A COMPETENT PERSON OR SERVICE ENGINEER.
  • Page 30 Electricity Company. building. Shower component Have the unit checked by a Malfunction. qualified service engineer. Contact AKW Customer services for spares and check Guarantee. Thermal cut-out operation. Inlet filter blocked with debris. No Water, or very low flow. Have the filter removed and cleaned.
  • Page 31 Control PCB Malfunction. Have the unit checked by a not function, lights qualified service engineer. do not illuminate or Contact AKW Customer services audible tone is not Ribbon cable malfunction for spares and check Guarantee. heard. User temperature control is Reduce the temperature using Water too hot.
  • Page 32 Contact AKW Customer services for spares and check Guarantee. Have the unit checked by a Hose malfunction. qualified service engineer. Replace the PRD. Contact AKW Customer service for spare parts. Check showerhead is not Insufficient water flow Low Flow Fault blocked.

  • Page 33: Service Engineer Maintenance

    SERVICE ENGINEERS MAINTENANCE INLET FILTER CLEANING OR REPLACEMENT READ IMPORTANT SAFETY INFORMATION PAGE 3 FIRST Ensure that the electrical supply is switched off at the mains supply. Ensure that the water supply is turned off. Remove the cover plate and disconnect the ribbon cable from the power PCB.
  • Page 34 SERVICE ENGINEERS MAINTENANCE Reconnect ribbon cable Make sure all plumbing connections are tightly sealed before restoring the water supply Confirm the cable cover seal is fitted with 5 screws. Re-prime the shower (Refer Prime the shower Part 1 on page 18.) Refit the ribbon cable.

  • Page 35: Spare Parts / Installation Details / In-Service Tests

    SPARE PARTS Front Cover Top and bottom Luda (White) entry covers 06-001-300 Luda (White) Luda S (Chrome) 06-001-301 11-008-044 Luda S (Silver) 11-008-045 Solenoid valve Inlet cover assembly. parts 06-001-005 06-001-302 John Guest Inlet assembly Fitting 06-001-303 06-001-002 Outlet pipe...
  • Page 36 Warranty Registration Details IMPORTANT: TO ACTIVATE YOUR WARRANTY PERIOD YOU MUST REGISTER YOUR PRODUCT WITHIN 30 DAYS! Please complete the registration card within 30 days and return to us in the prepaid envelope for your Free Warranty to start. FREE 2-YEAR EXTENDED WARRANTY OFFER To register for your free 2 year warranty please return the registration card within 30 days of installation.
  • Page 37 RECORD COMMISSIONING TESTS BEAB CARE This appliance has met the performance requirements required by the BEAB CARE Mark. The designation code for this appliance is IW-S. This designation shall match the intended use of the appliance. Note: All installation, commissioning and in-service testing must be undertaken by a suitably qualified engineer.
  • Page 38 IN-SERVICE ROUTINE TESTS Record the performance of the shower to monitor the need for service work on the appliance and / or the water supplies. FREQUENCY OF IN-SERVICE TESTS The first in-service testing is 6 months from installation. If no significant °...
  • Page 39 IN-SERVICE ROUTINE TESTS Use the same test equipment as previously used for commissioning tests. Measure the shower outlet water temperature by placing a funnel under the flow of water from the showerhead. The funnel shall collect all the water from the showerhead and the water temperature of the collected water flowing from the funnel shall be recorded.
  • Page 40 AKW Shower Fittings Models: EC1, EC2 & EC3 USER Instructions & Warranty (For Installation Instructions read from back page) WRAS WR AS WRAS WRAS WRAS RNIB GB and International Patents Pending, EU Registered design 000688312-0001, US registered design D587,340, International and other Designs Pending.
  • Page 41 This installation must be carried out by a competent trades person and in accordance with these instructions. The AKW shower handset is designed for reliable and flexible use. The handset provides 5 easily selectable spray patterns. The soap dish and optional shelf are multi-functional and easily adjustable.

  • Page 42: Shower Head Spray Adjustment

    Shower Head Spray Adjustment 1. Massage 5. Bubbles 2. Massage and Gentle 4. Bubbles and Gentle 3. Gentle 1. Massage Forceful spray pattern 2. Massage and Gentle Combines Massage and Forceful spray patterns. 3. Gentle Fine spray pattern. 4. Bubbles and Gentle Combines aerated water and gentle spray patterns. 5. Bubbles Aerated water spray pattern.

  • Page 43: Shower Head Fitting And Adjustment

    Shower Head Fitting and Adjustment Step 1 Check hose for blockages. Flush through with water before connecting. Connect the hose to the shower heater outlet. Ensure the hose is firmly fitted. Step 2 Connect the shower hose to the shower handset. Make sure the hose washers are fitted. Do not overtighten. Attach the handset to the rail slider bracket. The soap dish and optional shelf can be alternatively EC1 ONLY positioned above or below...
  • Page 44 Shower Head Fitting and Adjustment The shower handset height and angle can be adjusted. Press to adjust the height. The shower handset can be mounted and adjusted on the wall bracket.
  • Page 45 Soap Dish Assembly- Option A 1. Rail Slider 2. Soap Dish Adapter 3. Soap Dish 4. Shelf 5. Soap Dish Cap Step 1 Locate and push the soap dish adapter (2) into the rail slider (1). Step 2 Push the soap dish (3) onto the adapter (2) and then place the soap dish cap (5) onto the soap dish. Press to The soap dish can be adjust the rotated on the adapter.

  • Page 46: Soap Dish And Shelf Assembly- Option B

    Soap Dish and Shelf Assembly- Option B Step 1 Locate and push the soap dish adapter (2) into the rail slider (1). Fit the soap dish (3) into the adapter (2). Step 2 Connect the shelf (4) on to the top of the soap dish (3). Step 3 The soap dish and shelf can be rotated independently. The height of soap dish Press to and shelf can be adjusted. adjust the height.

  • Page 47: Shower Handset Cleaning Instructions

    Shower Handset Cleaning Instructions The shower handset spray holes must be kept clear. Lack of regular shower head cleaning will lead to poor performance and cause premature failure of the showerheater. Only clean shower handset and other shower fittings with mild detergent, descalent or soap solution. Do not use abrasive cleaners. Do not use bleach or bleach based products. Descaling shower handset Descale the handset regularly to stop blockages in hard water areas. Use a descaling product such as Oust and follow the instructions provided.

  • Page 48: User Fault Diagnosis

    If problem persists refer adjusted. to shower installation instructions fault diagnosis. Rotate the clamp bracket Clamp bracket fitted Shower hose does not fit into and refit. upside down on the rail. clamp bracket Use only AKW shower Wrong shower head or properly. spray head and hose set. hose fitted.

  • Page 49: Warranty

    Republic of Ireland and with prior agreement. Any action taken under this warranty does not extend the stated 2-year expiry date. Not covered by this warranty Damage or defects arising from incorrect installation, improper use, lack of maintenance including the build-up of limescale or any AKW unauthorised modifications. Actions taken to dismantle, repair or modify by persons who are not AKW Ltd authorised service staff or agents. Damage resulting from water freezing. What to do if something goes wrong. If your shower does not work correctly first follow the Fault Finding Chart on page 9 if the fault persists, then contact your installer.

  • Page 50: Contact Information

    WARRANTY Should this not resolve your problem, contact AKW Customer Services who will provide further advice and if necessary arrange for our service engineer to visit, or discuss our comprehensive after-sales service. As part of our quality and training program calls may be monitored or recorded. None of the forgoing affects your statutory rights. Warranty support and service will be based on answers to these questions on the Fault finding chart. Incidents identified as due to user omission or failure to maintain the product may be chargeable.

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