Related Manuals for BENSON VRA 065
Summary of Contents for BENSON VRA 065
- Page 1 BENSON GAS UNIT HEATERS Types VRA 065/090/110/140/170/220/285 49/AU/2840 Types VRC 065/090/110/140/170 0049 Types VRE 090/110//170/220 VARIANTE RANGE INSTALLATION AND SERVICE MANUAL Issue 2 0ctober 2003...
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Page 2: Table Of Contents
The Benson Variante range of warm air heaters detailed herewith are manufactured for Benson Heating within the parameters of ISO 9002. The Benson Variante range has been independently tested and assessed, and has been found to meet the Essential Requirement of the following European Directives:... - Page 3 It is the responsibility of the installer, owner, user, or hirer, of such products supplied by Benson Heating, to en- sure that they are familiar with the appropriate information/manuals, supplied by the manufacturer, and that they are suitably aware of the purpose of the manuals and the safety instructions.
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Page 4: Technical Specification
2–1 TECHNICAL SPECIFICATIONS Model VRA Models VRA are Room Sealed Axial fan with vertical and horizontal louvres as standard and are unsuitable for ducted systems Technical Data VRA TYPES VRA065 VRA090 VRA110 VRA140 VRA170 VRA220 VRA285 Heat Input Heat Output 19,5 25,5 31,5... -
Page 5: Vrc Data
Model VRC Models in the VRC range are room sealed with Centrifugal Fan suitable for ducted systems (Vertical and Horizontal louvres optional) 2-2Technical Data VRC TYPES VRC065 VRC090 VRC110 VRC140 VRC170 Heat Input Heat Output 19,5 25,5 31,5 40,5 Efficiency 92.8 91.1 90.0... -
Page 6: Vre Data
Model VRE Models in the VRE range are room sealed and have an Axial fan and both horizontal and vertical double deflectors to assist with destratification 2-3 Technical Data VRE TYPES VRE090 VRE110 VRE170 VRE220 Heat Input Heat Output 25,5 31,5 64,4 Efficiency... -
Page 7: Installation
3– INSTALLATION OF HEATERS 3-1 Wall mounting installation for VRA 065 to 285 and VRC 065 to 110 Warning ensure the wall is suitable to support heater weight Flue VRA VRC 065 VRA VRC 090 VRA VRC 110 VRA 140... -
Page 8: Wall Mounting Dimensions Vra 220 - 285
3-3 Installation for VRA 220 / 285 and VRC 140/ 170 4– VRA220/285 5– VRC 140/170 Warning Ensure support is adequate for heater Flue VRA220 VRA 285 VRC 065 VRC090 VRC 110 VRC 140 VRC 170 Connection A (mm) B (mm) C (mm) D (mm) 1–... -
Page 9: Wiring Diagrams
5– WIRING DIAGRAMS 5-1 Electrical Diagram VRA Flue venter Panel Air pressure switch Limit Limit stat manual reset Ionisation probe Fan stat Ignition electrode Control stat Gas valve Control Box WARNING EXTERNAL WIRING TO THE HEATERS MUST BE IN ACCORDANCE WITH ANY LOCAL NATIONAL AND EUROPEAN REGULATIONS AND MEET THE REQUIREMENTS OF .IEE. - Page 10 5-2 –Connections CP2— VRA Wiring diagram VRA MK 11 VRA Remote connections CP4 (optional remote indication neon)
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Page 11: Flue Installation
6– FLUE INSTALLATION 6-1 Recommended concentric horizontal flue connections for VRA 065/090/110 Example of a horizontal flue terminal out of the building The flue is concentric allowing the flue gasses to pass out of the middle 80mm pipe with combustion air drawn along the 125mm outer pipe. -
Page 12: Recommended Vertical Concentric Flue For Vra 065 To 110
6-3 Recommended vertical flue connections C32 - for VRA065/090/110 Example of a vertical concentric flue kit through the roof . Flue (ø 80/125) comprises of a terminal pipe (1) and a 90° concentric elbow (2). The roof seal (5) and a roof cravat (7) which slides over the seal The minimum length the terminal should extend through the roof is 250mm (A). -
Page 13: Recommended Vertical Flue Assembly For Vra 065 To 110
6-5 Recommended Vertical flue assembly - B22 - for -VRA065/090/110 Air for combustion is taken from within the room and products of combustion are discharged via a roof terminal Comprises of 1 one roof terminal 1 X 90° bend Ensure that the terminal is a minimum of 600mm above the apex of the roof Dimension (B) will be 2150 mm, dimension (C) 125 mm. -
Page 14: Accessories For Flue For Models Vra 065 To 110
6-7 Flue accessories for VRA 065/090/110 Telescopic concentric pipe Concentric pipes 500 / 1000 mm Horizontal terminal Single skin bends 45° and 90° Vertical terminal Concentric bends 45° and 90° Single skin terminal Roof flashing Single skin pipes 250 / 500 / 1000 mm... -
Page 15: Vre Range Data
7– VRE RANGE DATA 7-1 Fixing height dimensions for VRE Range The VRE Models are suspended using 8mm drop rods from suitable girders or pearlings The heaters should be installed as per the dimensions recommended below Types VRE 0,45 0,45 0,45 0,50 Model 90/110... -
Page 16: Gas
8– GAS 8-1 Gas conversion The Benson Variante Range are equipped with an atmospheric multi injector type burner for natural or propane gas. It is a requirement that only qualified and competent personnel may undertake installation, To convert burner for operation on either Natural or Propane Gas 1–... -
Page 17: 8-2 Gas Supply
8-2 Gas supply WARNING Installers should satisfy themselves that the gas pipework installation is carried out in accordance with all current legislation, Codes of Practice and Recommendations. Additionally it may be necessary to protect the gas valves which form part of the heater or burner assembly from potential pipe contamination particularly, but not exclusively, where copper pipe is used. -
Page 18: Heater Controls Vra
9-2 Heater Controls Control panel Flue Connections VRA065/090/110 140/170/220/285 Parts List Nº Description VRA065 VRA090 VRA110 VRA140 VRA170 VRA220 VRA285 1 Flue spigot ATE132 ATE132 ATE132 ATE004 PF328 PF328 PF328 2 Air disc plate ATE167 ATE168 ATE169 ——– ——– ——– ——–... -
Page 19: Maintenance
10-MAINTENANCE Warning It is a requirement that only qualified personnel are allowed to carry out installation commissioning or servicing. Before commencing any maintenance or servicing work the heater must be shut down and allowed to cool, and have the gas and electric supplies to it turned off. Description Maintenance operation Heater... -
Page 20: Fault Finding
12– FAULT FINDING Fault Cause Solution Heater will not run - No power -Check power supply / Isolator / On off Switch - No Demand -Check thermostat setting Limit stat trips -Main fan motor faulty -Replace fan motor -Fan obstructed/dirty -Clean fan Discharge blocked -Clear blockage... - Page 21 Benson Heating Ltd Ludlow Road Knighton Powys LD7 1LP Telephone 01547 528534 Facsimile 01547 520399 Benson Heating is a Division of Benson Climate Systems Ltd...
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