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6.0

Maintenance

6.1

General Maintenance

Preventive rather than reactive maintenance is recommended. The type and frequency
depends on the product use; the following are recommended.

6.2

Maintenance Schedule

CUSTOMER

QUALIFIED PERSONNEL

DANGER! ELECTRIC SHOCK

. Risk of fatal injury. Only electrically

qualified personnel should attempt these maintenance procedures.

Maintenance

Procedure

Method

Frequency

Daily Weekly Monthly

Bi-

Annually

Annually

Safety

Over-Temperature Safety Circuit
(if fitted)

Set an over-temperature setpoint lower
than the displayed temperature and
check for an over-temperature alarm as
detailed in the relevant controller manual

Over-Temperature Safety Circuit
(if fitted)

Electrical measurement

Door Seal

Visual inspection - check for splits and
make sure it seals

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

Gas Safety - ISO model (external)

Carry out the leak test as detailed in this
manual.

Gas Safety – ISO model (internal)

If the leak test has failed and the door is
making a good seal then an internal leak
test is needed.

Air System Integrity (ASTM model)

Carry out the leak test as detailed in this
manual.

Function

Temperature Calibration

Tested using certified equipment, fre-
quency dependent on the standard
required

Operational Check

Check that all functions are working nor-
mally

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Содержание CARBOLITE GERO MFS /1 ASTM

Страница 1: ...Installation Operation and Maintenance Instructions 200 C Minimum Free Space Oven MFS Model MFS1 ISO ASTM 2416 Controller MFS1 ISO ASTM 2416 Controller MEN MFS1 002_2416 03 09 2020 ...

Страница 2: ... 6 2 4 Gas Supply 7 2 5 Desiccator if supplied 8 3 0 2416 Controller 9 3 1 Description 9 3 2 Operation 11 3 3 Programming 13 3 3 1 Programming Tips 13 3 3 2 Multi program model 2416P8 14 3 3 3 Holdback 14 3 3 4 Program Cycling 14 3 3 5 Running a Program 14 3 3 6 Program example 15 3 4 Controller Options 16 3 4 1 Digital Communications RS232 16 3 4 2 Digital Communications RS485 16 3 4 3 Comms Addr...

Страница 3: ...arts Kit 25 6 6 Power Adjustment 25 7 0 Repairs and Replacements 26 7 1 Safety Warning Disconnection from Power Supply 26 7 2 Safety Warning Refractory Fibre Insulation 26 7 3 Temperature Controller Replacement 26 7 4 Solid State Relay Replacement 27 7 5 Thermocouple Replacement 27 7 6 Element Replacement 27 7 7 Fuse Replacement 28 8 0 Fault Analysis 29 A Oven Does Not Heat Up 29 B Oven Overheats ...

Страница 4: ...ws or flashes to indicate that power is being supplied to the elements 1 2 General Warnings DANGER Electric shock Read any warning printed next to this symbol WARNING Risk of fatal injury 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 4 ...

Страница 5: ...ate Wool ASW For precautions and advice on handling this material see section 7 2 2 2 Siting and Setting Up 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 or hot materials The surface on which the equipment is mounted should be stable and not subject to movement or vibration...

Страница 6: ...on top of the product Always ensure that any vents on the top of the product are clear of any obstruction Always ensure all cooling 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 t...

Страница 7: ...rown to live to either power conductor For USA 200 240V connect L1 N L2 Blue to neutral to the other power conductor For USA 200 240V connect L2 PE Green Yellow to earth ground to earth ground Electrical Connection Details 2 4 Gas Supply The MFS 1 ISO is intended to be used with nitrogen gas and is fitted with nitrogen flowmeters The MFS 1 ASTM is intended to be used with air and is fitted with ai...

Страница 8: ... TEST position the flow rates of both flowmeters should be equal If the flowmeter on the right shows a lower flow rate this indicates there is a gas leak check the door is sealed correctly as this is the most likely cause for a leak Do not leave the valve in the TEST position longer than is necessary to carry out the leakage check otherwise water vapour will build up inside the right hand flowmete...

Страница 9: ...oller where on setting the required tem perature the controller immediately attempts to reach and maintain it Fig 1 indic ates the type of temperature response when used in this way l By using one program segment the control can be extended to include ramp to set point Fig 2 shows the effect l Alternatively the 2416 Controller may be used as an 8 segment programmer with each segment being a Ramp a...

Страница 10: ... Simple Control Fig 2 Control with Ramp to Setpoint Seg 1 Ramp Sep 2 End Dwell Fig 3 A Program Key T1 Temperature T2 Time SP Setpoint AT Actual Temperature WSP Working Setpoint R Ramp D Dwell S Step E End 10 ...

Страница 11: ...en circuit this must be in an ON position 2416CG Operation When switched on the controller lights up goes through a short test routine and then displays the measured temperature and setpoint Depending on its state when it was last switched off it may start to control to the current setpoint of program The output light glows or flashes to indicate that the control is occurring The buttons and indic...

Страница 12: ...ngle press displays the temperature units further presses reveal the parameters in the current list Some parameters are display only others may be altered by the operator Page Scroll Press together to cause an immediate return to the Home List Run Hold Indicate the current mode Run Hold or Reset Reset both lights off Run flashes at the end of a program Hold flashes during holdback when the program...

Страница 13: ...gram segments are used Segments after End are ignored Segment Type Parameter Function RmP r TGt rATE The target setpoint for this segment The ramp rate rate of temperature change in minute RmP t TGt dur The target setpoint for this segment The duration of the segment The controller calculates the rate of temperature rise necessary to achieve this duration Dwel dur The time in minutes to remain at ...

Страница 14: ...Holdback applies to heating only Hi Holdback applies to cooling only Off Holdback is off Set Hb V to the value in C beyond which holdback is to operate Type BAnd and a value of 10 C is often a suitable combination if holdback is required In this case if the actual temperature deviates outside 10 C from the working setpoint the holdback lamp of the front of the controller flashes and the program is...

Страница 15: ...il tYPE is displayed and use the arrow key to select dwEl 9 Press scroll until dur is displayed and use the arrow key to select 60 0 10 Press scroll until SEG n is displayed and use the arrow key to select 3 11 Press scroll until tYPE is displayed and use the arrow key to select rmP t 12 Press scroll until tGt is displayed and use the arrow key to select 400 13 Press scroll until dur is displayed ...

Страница 16: ... the computer but other alternatives are shown in parentheses Product end of cable female 25 pin 9 pin RS232 Cable product to PC Computer end of cable 9 pin 25 pin male Rx 2 3 _________________ 3 2 Tx Tx 3 2 _________________ 2 3 Rx Com 7 5 _________________ 5 7 Com 7 8 4 5 Link together 1 4 6 6 8 20 Link together 3 4 2 Digital Communications RS485 If an RS485 option is supplied the furnace is fit...

Страница 17: ...ak the circuit to prevent overloading on the circuit due to high voltage The instrument configuration and parameters available to the operator depend on the customer requirements 3 5 Temperature Controller Replacement Before handling the controller wear an anti static wrist strap or otherwise avoid any possibility of damage to the unit by static electricity Refer to the detailed instructions suppl...

Страница 18: ...3 6 Navigation Diagram 18 ...

Страница 19: ...ch which cuts off power to the controller and other parts of the control circuit To operate the controller power must be supplied to the product and the instrument switch must be on If a time switch is included in the product circuit this must be in the ON position When an over temperature condition occurs the controller cuts the power to a contactor which in turn cuts power to the heating element...

Страница 20: ...r temperature set at 15 C above the furnace or oven maximum working temperature Press scroll twice view the present temperature as measured by the over temperature controller Press it twice the first press shows the temperature units C 4 2 4 Over Temperature Alarm If an over temperature condition occurs the OP2 indicator flashes and an alarm message 2FSH also flashes alternating with the setpoint ...

Страница 21: ...tion and to stop sounding when the alarm is acknowledged as given in section 4 2 Note the alarm may sound during controller start up 4 4 Navigation Diagram HL Home List Page Key Black Progress OTSP Over Temperature Setpoint Scroll Key Dashed Through to other options AL Access List For factory access to list and parameters not available to the operator 21 ...

Страница 22: ... at first and then flashes as the product approaches the desired temperature For more information on temperature control see the controller instructions To turn the product off set the instrument switch to its off position The controller display will go blank If the product is to be left unattended isolate it from the electrical supply 5 2 Operator Safety The chamber of the product is earthed grou...

Страница 23: ...elevant controller manual Over Temperature Safety Circuit if fitted Electrical measurement Door Seal Visual inspection check for splits and make sure it seals 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 Gas Safety ISO model external Carry out the leak test...

Страница 24: ...perational Check Thorough inspection and report incor porating a test of all functions Performance Circulating Fan if fitted Visual check to see if it is running Element Circuit Electrical measurement 24 ...

Страница 25: ...t 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 the back of this manual when supplied with the product Carbolite Gero Service and Carbolite Gero contact information can be...

Страница 26: ... 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 gloves and long sleeved clothing Av...

Страница 27: ...ive type K green negative white Disconnect the thermocouple from its terminal block Remove the gland nut from the rear of the chamber it may be necessary temporarily to remove some insulation material Withdraw the thermocouple Fit the replacement thermocouple and reconnect observing the colour coding and refit the element access panel 7 6 Element Replacement See section 7 2 wearing a face mask is ...

Страница 28: ...se types may or may not be fitted If any fuse has failed it is advisable for an electrician to check the internal circuits Replace any failed fuses with the correct type For safety reasons do not fit larger capacity fuses without first consulting Carbolite Gero The fuses are located at the cable entry point Remove the back panel or control box back panel to gain access to the fuses 28 ...

Страница 29: ...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...

Страница 30: ...F1 F2 Fuses FIL Filter SW Instrument Switch C Temperature Controller TC Thermocouple SSR Solid State Relay EL Element s If Fitted L Live N Neutral PE GR Y Earth Green Yellow Connections below show single phase with instrument switch es 30 ...

Страница 31: ...ter circuit board s F2 Instrument Circuit Fuses 20 mm x 5 mm glass 2 Amps type F1 omitted in MFS 1 Model Volts Phase Supply Fuse Rating MFS 1 ISO 220 240 V 1 phase 2 A MFS 1 ISO 110 120 V 1 phase 6 A MFS 1 ASTM 220 240 V 1 phase 2 A MFS 1 ASTM 110 120 V 1 phase 6 A 10 2 Power Settings The setting for the power limit parameter in the controller OP Hi should be 100 for the model listed in this manua...

Страница 32: ...y l Net Weight kg H W D Minimum Free space Ovens MFS 1 ISO 210 0 5 25 185 290 1 4 22 MFS 1 ASTM 210 0 5 25 185 290 1 4 22 11 1 Environment The models listed in this manual contain electrical parts and should be stored and used in indoor conditions as follows Temperature 5 C 40 C Relative humidity Maximum 80 up to 31 C decreasing linearly to 50 at 40 C 32 ...

Страница 33: ...Notes Service Record Engineer Name Date Record of Work ...

Страница 34: ... 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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