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Installation, Commissioning & Servicing Instructions
Intended For Commercial / Light Industrial Applications
Minifill – E
Compact Wall Mounted Electronic Pressurisation Unit
IMPORTANT NOTE:
THESE INSTRUCTIONS MUST BE READ AND UNDERSTOOD
BEFORE INSTALLING, COMMISSIONING, OPERATING OR
SERVICING THE EQUIPMENT
www.elco.co.uk
Doc No. L372 / rev A
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Summary of Contents for elco Minifill-E
- Page 1 Intended For Commercial / Light Industrial Applications Minifill – E Compact Wall Mounted Electronic Pressurisation Unit IMPORTANT NOTE: THESE INSTRUCTIONS MUST BE READ AND UNDERSTOOD BEFORE INSTALLING, COMMISSIONING, OPERATING OR SERVICING THE EQUIPMENT www.elco.co.uk Doc No. L372 / rev A...
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Page 2: Table Of Contents
Contents THIS PRESSURISATION UNIT COMPLIES WITH THE ESSENTIAL REQUIREMENTS OF THE MACHINERY DIRECTIVE 2006/42/EC, THE LOW VOLTAGE DIRECTIVE 2014/35/EC AND THE ELECTROMAGNETIC COMPATIBILITY DIRECTIVE 2004/108/EC. COUNTRY OF DESTINATION : UNITED KINGDOM & REPUBLIC OF IRELAND Section General Product description Technical data and dimensions Delivery and packaging Location Installation clearances... -
Page 3: General
General 1.0 General Notes These instructions are intended to Installation Requirements The following British Standards / assist the installer, commissioning Codes of Practice are also applicable: The installation of the pressurisation engineer, maintenance engineer unit shall be in accordance with the •... -
Page 4: Product Description
Product description 2.0 Product Description The pressurisation unit is housed in Versatility of Use Guarantee a powder coated steel cabinet with The pressurisation unit can be The warranties available on the a removable cover and is suitable for pressurisation unit are as follows; configured to achieve and maintain a filling and maintaining the cold fill system Cold Fill Pressure from as low... -
Page 5: Technical Data And Dimensions
Technical Data & Dimensions 3.0 Technical Data & Dimensions Figure 3 - Dimensions Mains water inlet ½“ BSP Overflow plastic pipe 32mm dia. bore Wall fixing bracket 6.6dia Cable entry - alarms Cable entry - mains Outlet 15mm compression Side View (Left Hand side) Front View Technical Data Connections... -
Page 6: Delivery And Packaging
Delivery and Packaging 4.0 Delivery and Packaging 6.0 Installation 7.0 Wall Mounting The pressurisation unit is delivered as a single carton containing: For ease of installation, commissioning, A mounting bracket is supplied inside • Assembled and factory tested servicing and maintenance the following the unit taped to the front of the tank. -
Page 7: Water Connections
Water Connections 8.0 Water Connection The Mains Cold Water (MCW) supply The Waste Water Outlet/Overflow Figure 8.1 – Flow restrictors connection (A) shall be able to supply shall be routed in such a way to minimise the risk of blockage at least 8 litres per minute of clean through freezing. -
Page 8: Water Connections
Water Connections 8.1 Water Connection To set or check the expansion vessel Figure 8.3 – Water connections charge pressure the lock-shield valve between the unit and the vessel must be closed. The drain cock fitted on the base of the expansion vessel must be open to allow any water in the vessel to escape. -
Page 9: Electrical Connections
Electrical Connection 9.0 Electrical Connection Figure 9.1 – wiring diagram USER TERMINAL PRESSURE TRANSPONDER CABLE SENSOR HIGH LOW PRESSURE MAINS SUPPLY GENERAL CONNECTOR CONNECTOR 240V/50HZ PRESSURE ALARM VOLT FAULT ALARM ALARM VOLT FREE (MAX 240V YELLOW RED TERMINAL 10AMPS VOLT FREE BLUE YELLOW YELLOW TERMINAL... -
Page 10: Determining Cold Fill Pressure
Determining the Cold Fill Pressure 10.0 Determining the Cold Fill Pressure The cold fill pressure is critical to the Venting and Vapour Pressure Allowances correct operation of any pressurisation unit and associated system. This Venting Allowance Allowance to ensure system can be correctly vented pressure needs to be calculated from the static pressure of the system Max operating temperature up to 90°C... -
Page 11: Filling The System
Filling the System 11.0 Filling the System The pressurisation unit may be used 11.2 For Category 4 systems, the Drain an amount of water from the to fill the system as the unit has a Fill approved method of filling must system (at a position some distance from the pressurisation unit), so that Function suitable for small systems to... -
Page 12: Maintenance & Commissioning
Maintenance & Commissioning Menu 12.0 Maintenance & Commissioning Menu The maintenance & commissioning of 12.2 Standard Menu To review / alter the operational settings, the MAINTENANCE MENU the pressurisation unit shall only be When the POWER supply has been undertaken by a competent person, of the micro-processor needs to turned ON to the appliance, the LCD be accessed, by undertaking the... - Page 13 Maintenance & Commissioning Menu 12.3 Maintenance menu Detailed below are the parameters which should only be accessed by a competent person. ID line Description Range Factory Default Comments SYSTEM PRES Current System Pressure 0-6.0bar Actual value - Review only COLDFILLPRES 0.7-3.4bar 1.8bar Cold Fill Pressure (pump cut-out) P2...
- Page 14 Maintenance & Commissioning Menu 12.4 Alarms There are a number of alarms and the unit will always of seconds before showing the next one, and will default to alarm display when one is in activation. continue to scroll through the list. When any condition The unit will flash when in alarm mode to indicate has been rectified the unit will continue to display any that there is a problem.
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Page 15: Fault Finding
Fault Finding 13.0 Fault Finding Fault Possible Cause Action Pump will not run • Unit up to pressure • None • Check at source • No power to unit • Replace fuse. Note – investigate the cause of the blown fuse •... -
Page 16: Internal Components And Short Parts List
Internal Components & Short Parts List 14.0 Internal Components & Short Parts List Note: The pump assembly (item 4) is mounted onto a removable tray. To remove the assembly, disconnect all of the water connections, remove the two M10 bolts, slightly lift the front of the pump tray and slide the tray forward, this will dis-engage the three location posts at the top of the tray. -
Page 17: Commissioning Form
Commissioning Form 15.0 Commissioning Form The commissioning engineer should complete this section on the day of Setting Up the appliance; so that a record is kept of the settings made for future reference. Engineer: Company: Date: Serial No: Results Setting System Static Hight metres Cold Fill Pressure... - Page 18 ELCO Heating Solutions Service 3 Juniper West, Fenton Way, Basildon, Essex, SS15 6SJ. Tel: 01268 546700 www.elco.co.uk Service Department: 01268 546770 Spares Department: 01268 546771 Technical Department: 01268 546772 Contracts Department: 01268 546730 This publication is issued subject to alteration or withdrawal without notice. The illustrations and specifications are not...
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