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These instructions contain operating information and should be left with the unit.
Ceiling Void horizontal Fan
Electrode Boiler Units
LFExx Range
Installation & Operation Manual
Edition 2.2.0
Installation in countries covered by EC Directives:
This product meets the requirements of the RoHS Directive 2002/95/EEC
This product will meet the requirements of the Low Voltage Safety Directive 2006/95/EEC and the
EMC Directive 2004/108/EEC when installed in accordance with the instructions contained in this
manual.
Failure to comply with these instructions may invalidate the manufacturer's warranty or any
certificate/declaration of conformance requested to be supplied with the unit.
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Summary of Contents for Vapac VapaNet LFE Series
- Page 1 These instructions contain operating information and should be left with the unit. Ceiling Void horizontal Fan Electrode Boiler Units LFExx Range Installation & Operation Manual Edition 2.2.0 Installation in countries covered by EC Directives: This product meets the requirements of the RoHS Directive 2002/95/EEC This product will meet the requirements of the Low Voltage Safety Directive 2006/95/EEC and the EMC Directive 2004/108/EEC when installed in accordance with the instructions contained in this manual.
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Page 2: Table Of Contents
Drain Pump............................14 Location of Indicators and Controls ....................15 Positioning of Indicators and Controls on Vapac ® Vapanet ® LEFC Units........15 Initial Set-up ............................16 Normal Run / Standby / Start-up – No User Intervention Required ........... 17 Fault / Service Indications –... - Page 3 Before commissioning the unit, check that all electrical (power) connections - including those at the terminals and contactor are tight. Check that the transformer primary winding connection is correct for the supply voltage at Vapac terminals A1 & A2. The Vapac transformer must not be used to power other equipment.
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Page 4: Installation
1.1 Vapac LFE unit dimensions Top view: Showing center lines Middle elevations are: for Mounting hole position on... -
Page 5: Lfexx Weights
1.1.1 LFExx weights The spigot dimensions are The unit dry weight is the delivered unit with no water in unit, the wet weight is the operational weight when the unit is running. Vapanet model Dry Kg Wet Kg LFE05 Vent duct connections 1.2.1 General The unit is designed to be mounted within a... -
Page 6: Plumbing Considerations
Do provide adequate fall for the drain pipe work to allow free flow of water drained from each unit. Do ensure drain line pipe size will accommodate water being drained at the same time from all the Vapac units which Do’s are connected to it. -
Page 7: Electrical Connections
Electrical Connections Transformer supply 230 volts single phase and natural 50 or 60 Hz supply Note: 24 V a.c. Control Circuit 3.15 A 20 mm (T – Time Lag) fuse (Pt. N . 1080096) mounted on VAPANET Echelon PCB (Pt. N .1150655). -
Page 8: Power Supply Connection
In addition all units require a protective Earth to be connected to the main earth bar. 1.4.3 Electrical Connections The wiring to the Vapac should be done by a qualified electrician. The external over current protection and wiring should comply with the appropriate Regulations and Codes of Practice. -
Page 9: Control Circuit Connections
Control Circuit Connections 1.6.1 Control Circuit Wiring Use a dedicated, earthed metal conduit for both the control signal cable and the security circuit cables, 9 10 sharing the same conduit if practicable. Use screened cable for all control and security circuit connections to minimise risk of electrical interference. -
Page 10: Control Signal Selection
E.P.O. Fire Stop Interlock Air Flow Switch High Limit Hygrostat Use of the 24V supply of the VAPANET unit to power other items of equipment will invalidate the Vapac warranty. -
Page 11: Drain Operation
1.6.6 Drain operation As standard the unit is set for “Economy mode”, which has a reduced automatic drain rate, which will reduce the amount of hot water (and therefore energy) which is expelled to drain. If the supply water is very conductive, or if the unit experiences operational difficulties it may be necessary to introduce additional drain cycles –... -
Page 12: Start-Up / Operation
P.C.B. must be expected and cylinder exchange 2 or 3 times a year can be the average situation. The normal scaling up of the Vapac steam cylinder is outside the Vapac warranty. 2.0.2 Start-Up Instructions First check: 2.1.1... - Page 13 Remove drain plug from drain tray catching any water contained in the drain tray into a container as plug is removed To remove the Drain Tray please follow instruction shown in Fig. 1 and Fig. Standing so as to face the drain cylinder, slide the drain tray assembly to the right, until the tray is clear of the mounting support.
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Page 14: Service And Maintenance
• positioned when fitting the inlet housing to the use and the quality of the water supply. Where the Vapac is main pump body. When re-assembling, make part of an air-conditioning system being serviced regularly, sure the brass spinner is replaced on the the Vapac should be inspected at the same time. -
Page 15: Location Of Indicators And Controls
Location of Indicators and Controls Positioning of Indicators and Controls on Vapac ® Vapanet ® LEFC Units. -
Page 16: Initial Set-Up
Initial Set-up User LEDs During the initialisation process the User LEDs can be in one of the following states User LED State Description RED Flashing Unit initialising. If remains in this state, then unit does not a valid UCP1 fitted. 2 second period Prior to the start of the initialisation process, the LEDs will flash Green, Red, Amber repeatedly for 10 seconds to check that the LEDs are operating... -
Page 17: Normal Run / Standby / Start-Up - No User Intervention Required
Normal Run / Standby / Start-up – No User Intervention Required User LEDs being off, RED or RED Flashing refer to following table. User LEDs Description Unit in shutdown. Unit in standby Green Amber Unit in Startup. Flashing Variable RED Flashing Unit Online. -
Page 18: Fault / Service Indications - Requiring Operator Intervention
Fault / Service Indications – Requiring Operator Intervention. User LED 1 State Description AMBER Drain Fault AMBER Flashing Feed Fault 1 second period AMBER Flashing Over current Fault 2 second period AMBER/OFF/AMBER/OFF No Voltage input /GREEN/OFF Green Service Now 1, 2 & 3 Fault stop: Once the problem has been cleared the fault can be re-set by the following procedure. -
Page 19: Facia Label Symbols
Facia Label symbols... -
Page 20: Trouble-Shooting Check List
Possibilities Checks Water is not connected Check water stop valve is open. Water connected but not Check internal Vapac hose connections for a leak. reaching cylinder Water in cylinder and Check internal hoses for kinks or obstructions. overflowing Automatic Stop – Drain Fault indicated. -
Page 22: Wiring Diagram
LEVEL SENSOR PART No AI 3 Ref (Two Turns) 1150599 AI 3 IN BLUE 1.5mm2 GRAY 1.5mm2 ELECTRO BOILER CYLINDER Title: Vapac LFE05S - Wiring diagram Vapac Humidity Control Ltd Vapac Fircroft Way EDENBRIDGE Kent TN8 6EZ England Drawing Number: +44(0)1732 863447 A3LZD601... - Page 23 041xxxx Made in England by: August 2011 Vapac Humidity Control Ltd. Vapac Humidity Control Ltd. reserve the right to change the design or specification of the equipment described in this manual without prior notice.
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