VERDER CARBOLITE GERO HT 6/350 Installation, Operation And Maintenance Instructions Download Page 37 | Manualshive

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10.5

WS-14-04

The supplementary wiring diagram below shows the connections for a door switch on a
fan oven with an existing contactor but no spare contact.

The door switch is included in the contactor coil circuit.

If there is no spare contact available, an additional relay is required.

Key

CIF

Circulation Fan

CO

Coil

DS

Door Switch

FM

Fan Motor

OTC

Over-Temperature Controller

R

Relay

*

If fitted

37

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Summary of Contents for CARBOLITE GERO HT 6/350

Page 1: ...Installation Operation and Maintenance Instructions 600 C High Temperature Oven HT Model 350 Litres No Controller HT 6 350 No Controller MEN HT06350 005_NOCTRL 18 10 2021 ...

Page 2: ...Installation 10 3 1 Unpacking and Handling 10 3 2 Siting and Setting Up 10 3 3 Electrical Connections 11 4 0 Temperature Controller 13 5 0 Operation 14 5 1 Operating Cycle 14 5 2 Over Temperature Control if fitted 14 5 3 Explosive Vapours 14 5 4 Atmospheres 15 5 5 Operator Safety 15 5 6 Solenoid Valve with Manual Switch if fitted 15 5 7 Variable Speed Fan if fitted 16 5 8 Exhaust Fan if fitted 16 ...

Page 3: ...ntroller and Over temperature Controller 26 7 4 14 Thermocouples 26 7 4 15 Instrument ON Off Switch 26 7 4 16 Mains Electrical Lead and Plug 27 7 4 17 Gas Atmosphere Equipment 27 7 4 18 Data Plate and Safety Labels 27 7 4 19 Safety Guards and Covers 27 7 4 20 Electrical Checks 27 7 4 21 Final Inspection and Testing 28 7 4 22 Power Limiting Control 28 7 5 Calibration 29 7 6 After Sales Service 29 7...

Page 4: ...en Overheats 33 10 0 Wiring Diagrams 34 10 1 WV 11 00 01 34 10 2 WV 33 00 01 35 10 3 WV 43 00 01 35 10 4 WS 10 01 Isolating for 208 V version only 36 10 5 WS 14 04 37 11 0 Fuses and Power Settings 38 11 1 Fuses 38 11 2 Power Settings 39 12 0 Specifications 40 12 1 Environment 40 4 ...

Page 5: ...ted the door is locked and cannot be opened Solenoid valve if fitted see section 5 6 for full details Variable speed fan if fitted see section 5 7 for full details Exhaust fan if fitted see section 5 8 for full details Stoving and curing if fitted see section 5 9 for full details 1 2 General Warnings DANGER Electric shock Read any warning printed next to this symbol WARNING Risk of fatal injury 5 ...

Page 6: ...DANGER Hot surface Read any warning printed next to this symbol WARNING All surfaces of a product may be hot DANGER Read any warning printed next to this symbol Caution Double Pole Neutral Fusing 6 ...

Page 7: ... on lifting eyes NOTE This product contains Refractory Ceramic Fibre also known as Alumino Silicate Wool ASW For precautions and advice on handling this material see section 8 2 2 2 Siting and Setting Up Note This LGP oven is supplied with a floor stand that elevates it approximately 500 mm off the ground Place the product on a level surface in a well ventilated area Site away from other sources o...

Page 8: ...oling vents and cooling fans if fitted are clear of any obstruction 2 3 Electrical Connections Connection by a qualified electrician is recommended This product requires a single phase A C supply with earth ground which may be Live to Neutral non reversible polarised Live to Neutral reversible non polarised or Live to Live Check the product rating label before connection The supply voltage should ...

Page 9: ... access panel should be temporarily removed and connections made to the internal terminals When connecting the product to the power supply the plug or isolating switch should be accessible easy to remove and within reach of the operator The supply MUST incorporate an earth ground Supply Terminal Label Cable Colour Supply Types Live Neutral Reversible or Live Live 1 phase L1 Brown to live to either...

Page 10: ... as Alumino Silicate Wool ASW For precautions and advice on handling this material see section 8 2 3 2 Siting and Setting Up Note This LGP oven is supplied with a floor stand that elevates it approximately 500 mm off the ground Place the product on a level surface in a well ventilated area Site away from other sources of heat and on a non flammable surface that is resistant to accidental spillage ...

Page 11: ...all cooling vents and cooling fans if fitted are clear of any obstruction 3 3 Electrical Connections Connection by a qualified electrician is recommended All models covered by this manual may be ordered for single phase A C supply which may be Live to Neutral non reversible Live to Neutral reversible or Live to Live Check the product rating label before connection The supply voltage should agree w...

Page 12: ...l terminals When connecting the product to the power supply the plug or isolating switch should be accessible easy to remove and within reach of the operator The supply MUST incorporate an earth ground Supply Terminal Label Cable Colour Supply Types Live Neutral Reversible or Live Live 1 phase L1 Brown to live to either power conductor For USA 200 240V connect L1 N L2 Blue to neutral to the other ...

Page 13: ...4 0 Temperature Controller If this product is fitted with a temperature controller instructions are provided separately 13 ...

Page 14: ... and correct the cause before resetting the over temperature controller according to the instructions supplied To switch the product off turn off the instrument switch If the product is to be left unattended isolate the electricity supply DO NOT switch off if the temperature is above 100 C damage could be caused to the fan and motor Adjust the controller to allow the temperature to fall 5 2 Over T...

Page 15: ...y hot after the appliance is switched off Touching these surfaces may cause burns Use suitable personal protective equipment or wait until the appliance cools down to ambient temperature Before removing a hot object from the product make sure there is a safe place to put it down If necessary use tongs face masks and heat resistant gloves Heat resistant clothing and face protection can guard agains...

Page 16: ...energy wasted in heating air 5 9 Stoving and Curing if fitted The stoving and curing option adds an explosion relief panel and a powered exhaust fan With this option the exhaust fan operates continuously when the product is switched on A pressure switch detects that there is sufficient air flow through the chamber If the pressure switch does not detect sufficient air flow a fault light illuminates...

Page 17: ...t lower than the displayed tem perature and check for an over tem perature alarm as detailed in this manual Over Temperature Safety Circuit if fitted Electrical measurement Door Seal Visual inspection check for splits or fraying Door Seal Replacement Air Vent Check and clean if necessary Electrical Safety external Visual check of external cables and plugs Electrical Safety internal Physically chec...

Page 18: ... Circulating Fan if fitted Visual check to see if it is running Circulating Fan if fitted Check bearings and replace if neces sary Element Circuit Electrical measurement Power Consumption Measure the current drawn on each phase circuit Shelves Visual check for fit and damage 18 ...

Page 19: ...rature alarm as detailed in this manual Over Temperature Safety Circuit if fitted Electrical measurement Door Seal Visual inspection check for splits or fraying Door Seal Replacement Electrical Safety external Visual check of external cables and plugs Electrical Safety internal Physically check all connections and cleaning of the power plate area Non Return Valve Check that the small ball in the n...

Page 20: ... to see if it is running Circulating Fan if fitted Check bearings and replace if neces sary Element Circuit Electrical measurement Power Consumption Measure the current drawn on each phase circuit Shelves Visual check for fit and damage 20 ...

Page 21: ...preventive maintenance of furnace and oven products both at the Carbolite Gero factory and at customers premises throughout the world A telephone call or email often enables a fault to be diagnosed and the necessary parts to be despatched In all correspondence please quote the serial number and model type given on the rating label of the product The serial number and model type are also given on t...

Page 22: ...ly voltage may be outside the range 220 240 V or the 3 phase equivalent the power limit parameter may be set to a value other than 100 Do not increase the value to 100 see section 11 0 for details of power limit settings 22 ...

Page 23: ...t lower than the displayed tem perature and check for an over tem perature alarm as detailed in this manual Over Temperature Safety Circuit if fitted Electrical measurement Door Seal Visual inspection check for splits or fraying Door Seal Replacement Air Vent Check and clean if necessary Electrical Safety external Visual check of external cables and plugs Electrical Safety internal Physically chec...

Page 24: ... Circulating Fan if fitted Visual check to see if it is running Circulating Fan if fitted Check bearings and replace if neces sary Element Circuit Electrical measurement Power Consumption Measure the current drawn on each phase circuit Shelves Visual check for fit and damage 24 ...

Page 25: ...racking or missing insulation Replace or repair as necessary refereeing to the general guidance notes in section 8 2 7 4 2 General Access With the product switched off and cold visually check that the general access around behind and above the product is clear and that combustible material is not stored in the area 7 4 3 General Ventilation With the product switched off and cold visually check the...

Page 26: ...lements do not operate A fan fail or similar alarm may indicate this if fitted If a replacement switch has to be fitted always set the pressure adjuster to the correct value and seal the adjuster with red paint or similar 7 4 12 Explosion Relief Panels If fitted with the product switched off and cold visually check panels have not been disturbed by over pressure and that the clearance area needed ...

Page 27: ...d and serviceable and if safety switches are fitted that they operate correctly and have not been by passed Check that all covers over electrical controls and similar are securely fitted 7 4 20 Electrical Checks This can only be done by trained operatives It would only normally be done on an extended time basis or after a major refurbishment A specific test procedure for each oven furnace model wo...

Page 28: ...a UK 13 Amp domestic plug can be tested using this technique if the tester is set to computer or electronically sensitive equipment mode This is to protect the digital temperature controllers and solid state switching devices fitted Any faults should be investigated and rectified as necessary 7 4 21 Final Inspection and Testing Ensure the product is switched off and cool Run the product through a ...

Page 29: ... of the product The serial number and model type are also given on the back of this manual when supplied with the product Carbolite Gero Service and Carbolite Gero contact information can be found on the back page of this manual 7 7 Recommended Spare Parts and Spare Parts Kit Carbolite Gero can supply individual spare parts or a kit of the items most likely to be required Ordering a kit in advance...

Page 30: ... materials but much higher levels may be encountered during maintenance or repair Whilst there is no evidence of any long term health hazards it is strongly recommended that safety precautions are taken whenever the materials are handled Exposure to fibre dust may cause respiratory disease When handling the material always use approved respiratory protection equipment RPE eg FFP3 eye protection gl...

Page 31: ...bove 1 Make a note of the wire connections to the solid state relay then disconnect them 2 Remove the solid state relay from the base panel or aluminium plate 3 Replace and reconnect the solid state relay ensuring that the bottom of it has good thermal contact with the base panel or aluminium plate 4 Replace the access panel 8 6 Thermocouple Replacement Disconnect the product from the power supply...

Page 32: ...move any starlock washers these may need to be cut with wire cutters l Remove any clips holding the element inside the chamber and withdraw the ele ment l Reverse the procedure when fitting the new heating element l To find out whether the heating element failure was caused by a fault in the control circuit operate the product at a low temperature and check that it is functioning cor rectly 32 ...

Page 33: ...ntroller There are no lights glowing on the controller The controller may be faulty or not receiving a supply due to a faulty switch or a wiring fault B Oven Overheats 1 Oven only heats up when the instrument switch is ON The controller shows a very high temperature The controller is faulty The controller shows a low temperature The thermocouple may have been shorted out or may have been moved out...

Page 34: ...10 0 Wiring Diagrams 10 1 WV 11 00 01 Connections below show single phase with indirect safety switches fan motor if fitted and over temperature control 34 ...

Page 35: ...how 3 phase N with indirect safety switches fan motor if fitted and over temperature control 10 3 WV 43 00 01 Connections below show 3 phase Delta with indirect safety switches fan motor if fitted and over temperature control if fitted 35 ...

Page 36: ...red operating range for the controller and other components The supply voltage as shown is taken from a single phase supply or from the phase to phase voltage of a 3 phase supply The instrument circuit is modified as follows Key F1 F2 Fuses FIL Filter if fitted TX Transformer SW Instrument Switch N Neutral L1 Live PE Earth 36 ...

Page 37: ... fan oven with an existing contactor but no spare contact The door switch is included in the contactor coil circuit If there is no spare contact available an additional relay is required Key CIF Circulation Fan CO Coil DS Door Switch FM Fan Motor OTC Over Temperature Controller R Relay If fitted 37 ...

Page 38: ...ble fitted See rating label for current See table below for fuse rating Model Phases Volts Supply Fuse Rating 4 28 1 phase 220 240 6 A 4 95 1 phase 220 240 16 A 4 220 1 phase 208 240 25 A 4 220 1 phase 380 415 12 A per phase 4 350 3 phase 200 210 17 A 4 350 3 phase 220 240 15 A 4 350 3 phase N 380 415 9 A 5 18 1 phase 230 10 A 5 28 1 phase 220 240 10 A 5 95 1 phase 220 240 12 A 5 220 1 phase 220 2...

Page 39: ...of time that controlled power is supplied to the elements Do not attempt to improve performance by setting a value higher than the recommended values To adjust the parameter refer to the Changing the Maximum Output Power of the control section of the manual Volts 208 V 220 V 230 V 240 V 380 V 400 V 415 V Power 88 100 100 100 Power 99 100 100 100 100 Power 99 100 100 100 100 Power 100 Power 100 100...

Page 40: ...2 HT 5 95 500 3 455 455 455 94 144 HT 5 220 500 4 5 610 610 610 227 200 HT 5 350 500 7 5 700 700 700 350 520 HT 6 28 600 2 305 305 305 28 62 HT 6 95 600 4 5 455 455 455 94 144 HT 6 220 600 6 610 610 610 227 200 HT 6 350 600 9 0 700 700 700 350 520 HT 7 28 700 3 305 305 305 28 62 HT 7 95 700 6 455 455 455 94 144 HT 7 220 700 10 610 610 610 227 200 12 1 Environment The models listed in this manual c...

Page 41: ...Notes Service Record Engineer Name Date Record of Work ...

Page 42: ... us at the address below or ask your nearest stockist For preventive maintenance repair and calibration of all furnace and oven products please contact Carbolite Gero Service Telephone 44 0 1433 624242 Fax 44 0 1433 624243 Email ServiceUK carbolite gero com Carbolite Gero Ltd Parsons Lane Hope Hope Valley S33 6RB England Telephone 44 0 1433 620011 Fax 44 0 1433 621198 Email Info carbolite gero com...

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