Ambirad VISION VSO Assembly, Installation And Operating Instructions

Range of radiant tube heaters

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SSEMBLY

MBI

FOR

ANGE OF

INDEX

Introduction and Document Index

Installation Requirements -------------------------------------------------1

Assembly Instructions------------------------------------------------------2

Commissioning Instructions ----------------------------------------------3

Servicing Instructions ------------------------------------------------------4

Spare Parts -------------------------------------------------------------------5

Fault Finding Guide --------------------------------------------------------6

Replacing Parts -------------------------------------------------------------7

User and Operating Instructions ----------------------------------------8

WARNINGS

AmbiRad equipment must be installed and maintained in accordance with the relevant

provisions of the Gas Safety (Installations and Use) Regulations 1998 for gas fired products.

Due account should also be taken of any obligations arising from the Health and Safety at

Works Act 1974 or relevant codes of practice. In addition the installation must be carried out

in accordance with the current IEE wiring regulations (BS 7671), BS 6896:2005 (Industrial &

Commercial) and any other relevant British Standards and Codes of Practice by a qualified

installer. All external wiring MUST comply with the current IEE wiring regulations.

, I

NSTALLATION

ADIANT

& S

ERVICING

VSO & VSXO

ISION

UBE

ANUAL

EATERS

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Summary of Contents for Ambirad VISION VSO

Page 1: Table Of Contents
User and Operating Instructions ----------------------------------------8 WARNINGS AmbiRad equipment must be installed and maintained in accordance with the relevant provisions of the Gas Safety (Installations and Use) Regulations 1998 for gas fired products. Due account should also be taken of any obligations arising from the Health and Safety at Works Act 1974 or relevant codes of practice.
Page 3 Introduction. Welcome to the new range of high efficiency and attention is required to ensure that working AmbiRad Vision radiant tube heaters. Local at height regulations are adhered to at the regulations may vary in the country of use and mounting heights specified.
Page 4: Installation Requirements
ID Fan, These radiant tube heaters can be wall mounted aluminised steel reflectors, caps, using the appropriate bracket (AmbiRad part no insulation, tube over shields, painted canopies WMB-13-22-38). and optional end covers. When using the wall mounting brackets the VSOUH...
Page 5 Figure 3.b. Recommended Methods of Heater Suspension.
Page 6 150mm diameter. The end cap should be sealed with silicon jointing compound and pop riveted in position. Flexible couplers (supplied by AmbiRad) must All condensate drains from the flue collecting be inserted within the manifold system to allow chamber...
Page 7 Through The Wall Arrangement (available for Type ‘O’ and Type ‘2’ fans) Where a conventional flue is to be installed, AmbiRad supply an aluminium transformation Figure 4e. Conventional Flue Arrangement piece to which a 150mm (6ins) diameter flue Roof Exit.
Page 8 Figure 5. Vacuum Fan Mounting Details (Type ‘O’ fan illustrated) Fig 4c/d Hole Centers Hole Centers Type O Type 2 Power (watts) Running Current (amps) Voltage 230V 1ph 230V 1ph...
Page 9 Install system with extra 90° bends without asking proposed building - e.g. cleaning, electroplating, AmbiRad if the system will operate correctly. printers using sugar powder etc. Drain all flue ducts and seal all joints. Install flue with vertical rise without firstly fitting a drain point at it’s lowest level.
Page 10 Clearance to Combustibles. The minimum clearances to combustible materials are given in the tables below. These minimum distances MUST be adhered to at all times. Figure 7.a Diagram illustrating the clearance to combustibles (VSXO shown c/w End Covers) DIM 'C' DIM 'C' VSXO 20/25...
Page 11 Figure 7.b Clearance to combustibles Vision Optima Unitary VSO UT DIM 'C' DIM 'C' VSO UT 15/20/25 30/35/40 45/50 Above Canopy Above Burner / Flued Heat Exchanger Above Burner / Heater Outlet Unflued To the Sides 1200 1525 Below Tubes 2330 2330 2330...
Page 12 Figure 7.c Clearance to combustibles Vision Optima Herringbone VSO UH DIM 'C' DIM 'C' VSO UH Herringbone 15/20/25 30/35/40 45/50 Above Canopy Above Burner / Flued Heat Exchanger Above Burner / Heater Outlet Unflued To the Sides 1200 1525 Below Tubes 2330 2330 2330...
Page 13 The gas union service cock MUST be institute engineers, hose fitted in the gas supply close to the manufacturer, and AmbiRad and must only be heater, but not onto the burner itself. carried out by a qualified/competent gas engineer. Take care when making a gas connection Figure 8.
Page 14 This appliance must be earthed. and a frost thermostat. Supply 230V 50Hz single phase. We recommend use of AmbiRad approved controls. Please refer to control manual Standard heater 116W. for siting and installation details.
Page 15 Figure 9.b Typical VSOUT Induced Unitary Wiring Connections (end covers not shown) Fused Spur Fan plugs into burner Figure 9.c Typical VSOUH Herringbone Wiring Connections (end covers not shown) Fused Spur Figure 9.d Typical VSXO Powered Burner Unitary Wiring Connections (end covers not shown) Fused Spur Fan plugs into burner...
Page 16 Figure 10. Internal Burner Wiring Diagram. GREY VACUUM SWITCH SOLENOID VALVE N.C. N.O. GREEN/YELLOW VALVE J.S.T. EMC FILTER MAINS INPUT GRN/YLW BLUE BLUE BURNER MAINS BLUE LAMPS BROWN BROWN PINK WHITE MAIN J.S.T. YELLOW GREY...
Page 17 Mains Supply vents to provide adequate ventilation, an 1.9 Ventilation Requirements example of this calculation is given below: AmbiRad tube heaters can be operated as Site Details: flued or unflued appliances in accordance with 20°c Internal Operating Temperature the relevant national requirements in the 0°c Outside Air Temperature...
Page 18 Option 1 - Figure 12a. Air Inlet Attachments Unitary Herringbone Burners (VSO) For non-flued installations, delete items A and B and rotate fan outlet to the HORIZONTAL position away from the burner. Ducted Air Intake Products of Combustion Firing tube Products of combustion 127mm (5ins) Twin Wall Flue System Ventilation requirements are as detailed in...
Page 19 Option 1 - Figure 12b. Air Inlet Attachments Induced Herringbone Burners (VSO) Ducted Air Intake Firing tube Products of Combustion Ventilation requirements are as detailed in section 1.9 Induced Burner Air Intake (supplied as standard) Optional Ducted Air Intake. (see Ducted air must be used in locations notes) where there is airborne dust or where...
Page 20 Option 2 - Figure 12c. Forced Burner with Heat Exchanger (VSXO Standard Flue) For flued products of combustion and no ducted air Products of combustion Inlet Firing tube Products of combustion Maximum flue length = 9.5m @ Ø125mm E Forced Burner Maximum no of bends = 2 All flues must terminate vertically.
Page 21 Option 3 - Figure 12d. Forced Burner with Heat Exchanger (VSXO No External Flue) For ducted air and products of combustion to ventilated area Fresh Products of combustion to ventilated area Firing tube Products of combustion Ventilation requirements are as detailed in E Forced Burner section 1.9 Heat Exchanger...
Page 22 Option 4 - Figure 12e. Forced Burner with Heat Exchanger (VSXO with Concentric Flue) For flued products of combustion and ducted air via concentric pipe. Products of combustion IMPORTANT NOTE This option is a type B flue system with ducted air and is not a room sealed balanced flue product.
Page 23: Technical Details
1.11 Technical Details. No of Injectors Gas Connection ½ in BSP Internal thread Flue Nominal Bore mm (in) 125 (5) Unitary Fan Motor Details 230 volt 1 phase 50Hz Table 5. Burner Settings - Natural Gas (G20) Injector Injector Heat Input kW Heater *Size *Weight...
Page 24 Table 6. Induced VSO Herringbone Settings - Natural Gas (G20) Cold HB Pressure Hot HB Pressure Heater Model mm H mbar mm H mbar VSO15UH 14.3 10.2 VSO20UH 18.4 10.2 VSO25UH 25.5 17.3 VSO30UH 14.3 10.2 VSO35UH 22.4 16.3 VSO40UH 20.4 17.3 VSO45UH...
Page 25 Tables 8. Burner Settings - Propane Gas (G31) Heat Input kW Injector Injector Heater Flowrate *Size *Weight Pressure Size Rating Model (l/hr) (h x l x w) (Kg) Type Gross Nett (mbar) (mm) VSO15UT 15.0 13.9 2.18 13.5 7 x 1.0 298x4049x826 2501 VSO20UT...
Page 26 Table 10. Flue details - Propane Gas (G31) Flue Pressure (Pa) Mass Flow Rate of Flue Heater Model Maximum Flue Flue Gas Temp (°C) Gasses (kg/s) Resistance VSO15UT 0.0152 12.5 VSO20UT 0.0200 24.9 VSO25UT 0.0196 15.0 VSO30UT 0.0201 16.2 VSO35UT 0.0238 27.4 VSO40UT...
Page 27: Assembly Instructions
2. Assembly Instructions. PLEASE READ this section prior to Please ensure that all packaging is assembly to familiarise yourself with the disposed of in a safe environmentally components and tools you require at the friendly way. various stages of assembly. Carefully open the packaging and check the contents against the For your own safety we recommend the parts and check list.
Page 28 All remaining ‘U’ bolts on the RETURN 2.2.4 Couplers TUBE should also be tightened to achieve a minimum torque setting of 15Nm². For fixing the U bend. Locate and position tube couplers (D) Slide the coupler over the All remaining ‘U’ bolts on the FIRING components ensuring that the rivet stop has TUBE and the first ‘U’...
Page 29 Fig. 13 Tube, Brackets and Turbulator detail...
Page 30 2.2.6 U Bend. 2.2.7.1 Overshield Reflectors Slide U bend (C) into the open end of the couplers ensuring the pre-fitted bolts engage in the precut holes. Tighten all four clamping bolts to provide a tight grip between tubes & U bend. To avoid damaging the heater whilst installing we recommend the heater chassis be suspended prior to fitting reflectors.
Page 31 Fig. 14 Overshield detail...
Page 32 M8 bolt on the first bracket. Secure using large 2.2.7.2 Inner Reflectors washers and anti vibration nuts. reflectors must positioned/ attached to the brackets exactly as 3. The slot in other end of the first reflector detailed in the assembly drawings. should align with M8 bolt on the second bracket.
Page 33 2.2.8 Insulation mats. Ensure the 2nd reflector sits on top of the 1st. Using the recommended safety equipment i.e. 5. Locate the M8 bolts on third bracket on this gloves, goggles and a face mask, cover the half to slot in same reflector approx one third back of reflectors with the insulation mats.
Page 34 Fig. 15 Reflector detail...
Page 35 other and insert M8 self tapping screws 2.2.9 Outer Canopy's provided. 6. Repeat the procedure for 3rd set of outer canopies. 2.2.9.3 Four Module Units 1. Slide on the two halves to cover the centre section of the heaters and fit closing plates to each end (P).
Page 36 Fig. 16 Canopy detail...
Page 37 2.2.10 End Caps Remove the protective plastic coating. Position the end cap with no tube holes (M) beneath the reflector profile at the U bend end making sure that the end cap engages inside the inner reflector . Fasten to canopy using M5 pozi set pin and washers.
Page 38 Manifold Tube Damper Blade Vacuum Test Point Fitting FLOW Emitter Tube External bead of jointing compound FLOW 2.2.15 Fixing of optional End Mouldings. Internal bead of jointing compound If end mouldings (P) have been ordered (optional item) fit the end mouldings with the Manifold screws provided / quick release clips to the holes in top of the canopy.
Page 42: Commissioning Instructions
3. Commissioning Instructions. These appliances should be commissioned by a qualified engineer. Tools Required. following tools equipment Suitable alternative tools may be used. advisable to complete the tasks laid out in this manual. Small Flat Head Leather Faced Pozidrive Screwdriver Gloves Screwdriver Large Adjustable...
Page 43 Slacken screw in burner lid and open the right Connect extra sections of hose to each ‘T’ hand burner access door. piece. The two vacuum impulse hoses are in view. Both hoses are fitted with ‘T’ pieces, one end of which has a blanking cap.
Page 44 Commissioning chart Check installation has Ensure gas and electricity Disconnect gas hose from been carried out to these supplies are isolated. burner instructions. Remove burner from tube and inspect burner head. (See servicing instructions) Reconnect gas hose. Open control housing and Replace burner on tube Open isolating valve.
Page 45: Servicing Instructions
4. Servicing Instructions. These appliances should be serviced annually by a competent person to ensure safe and efficient operation. In exceptional dusty or polluted conditions more frequent servicing may be required. The manufacturer offers a maintenance service. Details available on request Tools Required.
Page 46 Figure 23. Forced Gas Burner: Model VSXO (refer to spares section 5) Neon’s (Red/Amber) Gas Valve Gaskets Mains Input Socket Ignitor Assembly Fan Socket Pepperpot Head Injector Carrier Multi Hole Injector Ignition Controller Fan Orifice Plate Fan Inlet Spigot Pressure Switch 4.3 Burner Removal (All Options) Step 2 Detach the gas supply as shown below, Step 1 Isolate mains electric and gas...
Page 47 Step 3 On forced burners with ducted air disconnected by separating the connectors of attachment, slacken jubilee clip and remove the ignition lead assembly and removing the flexible hose from the fan. pressure switch silicon tube. Step 4 Slacken both grub screws on the burner Step 3 The gas injector can be inspected and support casting using a 4mm Allen key to replaced if contaminated or blocked.
Page 48 Step 2 The pepper pot burner head can be replaced ensuring the 5 holes on the outer ring are aligned alongside the probes. Step 2 Loosen the 4mm grub screw and de-tatch the combustion fan. Step 3 The condition of the ignitor assembly can be checked for deterioration.
Page 49 Step 4 Inspect the impeller and remove any dust with a soft brush. Step 5 Inspect the impeller and remove any dust with a soft brush. Step 5 Remove any dust from fan scroll and from around the motor. Step 6 Remove any dust from fan scroll and from around the motor.
Page 50 Step 4 Withdraw the turbulators from the Step 2 Slacken casing support screws and appliance. Carefully noting their condition and remove heat exchanger from the radiant tube. position. Replace turbulators if necessary. Step 3 Remove any dust and dirt from the heat Step 5 The turbulators should be cleaned with exchanger &...
Page 51: Spare Parts
5. Spare Parts. Required Spares (refer to section 4.2) Note Any spare part components that are not approved by AmbiRad could In order to aid troubleshooting and servicing we invalidate the approval of the appliance recommend that the components shown in this and validity of the warranty.
Page 52: Fault Finding Guide
1. Burner controller If the heater still fails to valve open? 2. Replace gas valve operate normally, please contact the AmbiRad service department. Check: 1. Burner inlet pressure 2. Burner nozzle pressure 3. Check live & neutral polarity 4. Check presence of good earth...
Page 53: Replacing Parts
7. Replacing Parts. 7.1.1 Burner Controller Replacement (VSXO) 7.1.2 Burner Controller Replacement (VSO) Step 1 Slacken screw in burner lid and open the Step 1 Slacken screw in burner lid and open the right hand burner access door. right hand burner access door. Step 2 Undo 2 screws from controller bracket Step 2 Disconnect burner controller from the and remove.
Page 54 7.2 Air Pressure Switch Replacement 7.3 Gas Valve Replacement Step 1 Disconnect the two silicone impulse Step 1 Remove the burner assembly as tubes and three wiring connections making note described in the section 4.3 Servicing. of replacement positions. Step 3 Open the left hand access door and detach the impulse hoses from the air pressure switch.
Page 55 Step 7 Remove the four screws holding the rear Step 11 The gas valve can now be replaced. burner plate in position plus the two screws from the gas valve flange. Step 12 Refit all components in reverse order. Step 13 (For Natural Gas burners ONLY). Ensure step screw is in the correct position as indicated in the diagram below.
Page 56: User And Operating Instructions
Brierley Hill West Midlands DY5 1QA United Kingdom. Telephone 01384 489700 Facsimile 01384 489707 Email info@ambirad.co.uk Website www.ambirad.co.uk AmbiRad is a registered trademark of AmbiRad Limited. Because of continuous product Technical Support www.s-i-d.co.uk innovation, AmbiRad reserve the right to change product specification without due notice...

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