SERVICE MANUAL - Whaley Food Service
Contents
1. REIR Kaufen itio eater 22 6 37 AWetiElement iiie tton 22 109 55 22 6 3 9 Fal cic UN 23 6 3 10 Door a Tere mc p 23 6 3 11 Door Gatch Magnet ii dee ne pde se edad ern ne 23 6 39 12 EE E 23 6 3 13 Door GaS S 23 0 3 14 Door Pivotbushes isti 24 6 3 15 M E 24 6 3 16 Water Solenoid Autofill models enne 24 6 3 17 Water Solenoid Cleaning avta cte nectare ine e t egent oh ide athe 25 6 3 18 Float Switch Autofill models 25 6 4 ADJUSTMENT CALIBRATION 0 icc isccecccscotecccesssteccecvssoueesteuscteccceveseceeedvescceeesvasseceeevendeueeceeseseeeeesstuaee 26 6 4 1 Door eine e ave ave en a ee as 26 Revision 1 F3608 16 6 1 FAULT DIAGNOSIS 6 1 1 UNIT DOES NOT OPERATE START Incorrect electrical supply Check that the supply voltage across phase and neutral L1 and L2 terminals of terminal block is correct as per the voltage stated on the unit s electrical rating plate If incorrect check electrical connection of supply cord and or check electrical supply Power Function switch on unit2. 8 Q Re a 515 bo XS d 20 2 117 5 610 4 24 68 2 FRONT SIDE 710 287 iE A MWS PLAN LEGEND E s AA Electrical connection entry point D Water entry 3 4 BSP Autofill models only 77 ID Hose adapter supplied Dimensions shown in millimetres Dimensions in inches shown in brackets Revision 1 F3608 6 LOCATION To ensure correct operation the following minimum installation clearances are to be adhered to Rear Omm 0 Left hand side 0 Right hand side 25mm 1 Provision must be allowed for the door opening PROVER INTERNAL DIMENSIONS E89M MS Width 460mm 18 Height 675mm 2673 Depth 700mm 2738 Prover Volume 0 22m 7 8ft3 PROVER RACK PAN SIZE CAPACITY Width 460mm 18 or 405mm 16 Depth 660mm 26 RACK POSITIONS Spacing 74mm 3 No of rack positions 8 ELECTRICAL SUPPLY SPECIFICATION OPTIONS 100 120 Volts A C 60 Hz 12 5 A 1 5kW 208 220 Volts A C 50 60 Hz 6 5A 1 45kW 220 240 Volts A C 50 60 Hz 7 1 A 1 7kW ELECTRICAL PLUG SPECIFICATION REQUIREMENTS Australia 3 pin 250V 10A AS NZ 3112 Canada 3 pin 125V 15A NEMA 5 15 New Zealand 3 250V 10A AS NZ 3112 United Kingdom 3 pin 250V 13A fused BS 1363A United States 3 125V 15A 5 15 Other Countries 3 pin 250V 10A minimum type to meet country standards WATER SUPPLY CONNECTION Autofill Models Only Max
3. 1 Open prover door 2 Unscrew two screws securing magnet to door 3 Replace magnet catch and re assemble in reverse order Door Magnet Two Screws Figure 6 3 19 6 3 12 DOOR 1 Remove two screws from top of door holding hinge to door Hinge Pivot Two Screws Hinge Body Figure 6 3 20 2 Slide door out at top and remove hinge pivot 3 Lift door vertically off bottom hinge body if sticky loosen bottom hinge body two screws 4 Remove bottom hinge pivot from door 5 Fit hinge pivots top and bottom to new door 6 Re assemble in reverse order 6 3 13 DOOR GLASS 1 Remove door as per steps one to three of section 6 3 12 2 Lay door face down on bench and remove door seal Revision 1 F3608 3 Remove door inner 14 screws and remove 6 3 15 RELAY AUTOFILL MODELS ONLY glass 4 Clean glass and replace in reverse order 1 Remove RH side panel refer 6 2 2 Ensure silicone seals have not been 1 2 Remove two screws securing relay to bracket displaced from door outer and door inner Door Inner Two Screws Door Glass we e 22 Figure 6 3 24 1 2 3 Secure new relay to bracket 14 Screws Door Seal 4 Transfer wires from old relay to new relay Figure 6 3 21 5 Replace RH side panel 5 Reassemble and refit door in reverse order 6 3 16 WATER SOLENOID AUTOFILL MODELS ONLY 6 3 14 DOOR PIVOT BUSHES 1 Remove RH side panel refer 6 2
4. 9 P ugs AOLL MSL PS 9 Aag ee N YI AOLL M009 13M 22 MSZ D pe 2 SLHOIT YOLVOICNI 2 n LL 2 PON A 84 97 92 4 P4 S ZEN eu 3 L AN atc v HE EA 92 52 1 Ta g i vo Le gt ze SOLVOIONI mE HOLIMS D Ze NOILONNA gt PTS YOLON 9 9 SPARE PARTS REPLACEMENT PARTS LIST CONTROLS 022789 Switch Function 020823 Knob Function 022787 Thermostat Temperature 024527 Thermostat Humidity 020823 Knob Temperature Thermostat 021472 Knob Humidity Thermostat 020849 Neon Indicator 240V 023857 Neon Indicator 110V 022788 Thermometer Dual C amp F AUTO FILL OPTION 020851 Solenoid Valve 240V 021617 Solenoid Valve 110V 021534 Relay 240V 021535 Relay 110V 022250 Float Switch MOTOR amp ELEMENTS 013998 Fan Motor 240V 013999 Fan Motor 110V 014001 Dry Element 800W 240V 015759 Dry Element 600W 110V 015224 Wet Element 800W 240V 015320 Wet Element 600W 110V DOOR SA1686 Door Assembly E89M SA1687 Door Assembly E89MS 021468 Handle E89M 025519 Handle E89MS 020082 Hinge Top Assembly Assembled with bush 020083 Hinge Bottom Assembly Assembled with bush 017905 Hinge Bush 018947 Magnetic Catch 025988 Door Seal RACKS 025604 Rack RH 025608 Rack LH 025685 Rack Spacer Kit Revision 1 F3608 31 11 PARTS DIAGRAMS 11 1 MAIN ASSEMBLY
5. Below the door there is a condensation channel and removable water collection drawer for the purpose of collecting door condensation run off Revision 1 F3608 3 2 EXPLANATION OF CONTROL SYSTEM The E89M MS Prover Holding Cabinets feature operator controls and an electrical circuit for which a direct understanding of their operation is required before carrying out any service work or fault repair work The control device functions and electrical circuit are explained as follows Function Switch A rotary switch on the control panel of these models functions as the power On Off switch of the unit by isolating the Line 1 phase supply This switch is a 3 position 4 pole multi function Switch which in the Off position opens circuits all poles and isolates power from all control and heating systems The switch should operate as illustrated below P1 No function not used P2 Additional air heating element P3 Humidity control thermostat Auto fill models only water solenoid float Switch solenoid relay P4 Air heating thermostat cabinet lights air circulation fan motor and control panel power indicator P1 P2 P3 P4 PROOF Figure 3 2 1 The air circulation fan cabinet lights and control panel power indicator are On continuously on all E89 models when the function switch is in either of the PROOF or HOLD positions The air circulation fan mounted at the top of the air delivery ducting ens
6. temperature of the water in the trough The water temperature should be 50 C 120 F x 10 If the temperature continues to rise above this then the humidity thermostat is faulty replace 6 1 7 NO HEATING HUMIDITY INDICATOR Indicator faulty Check voltage across indicator terminals with controls on and appropriate thermostat turned on fully If the voltage is correct and indicator is not illuminated then the indicator is faulty replace If there is no voltage then check wiring 6 1 8 AUTOFILL NOT FILLING OR OVER FLOWING AUTOFILL MODELS ONLY Water solenoid faulty Empty water tank so float switch is in lowest position With power ON check voltage across water solenoid coil terminals If voltage is correct refer electrical rating plate but solenoid is not operating disconnect electrical supply remove wire connections from solenoid Check solenoid coil windings resistance Correct coil resistance 208 240 volt models 110 120 volt models 1100 Q NOTE f open circuit high resistance then the coil is faulty replace If coil is correct rewire and listen for audible solenoid click when power is supplied If solenoid can be heard functioning and water supply is turned on but no water is entering tank remove water solenoid and fittings and check for blockages 3650 Q Water level float switch faulty To check correct operation of float switch remove the float switch wire connections from termin
7. 1 Remove RH side panel refer 6 2 2 and remove wires from rear element terminals 2 With door open remove right hand side rack and water tank 3 Remove thermostat support bracket screw on element and remove bracket 4 Remove clip securing thermostat capillary to element Capillary Clip Support Bracket Screw Figure 6 3 13 5 Unscrew the element from RH side outside of proofer Element Screws Figure 6 3 14 6 Pull element carefully into prover to remove 7 Replace and reassemble in reverse order Wet Element Ratings 208 240 Volt Models 72 Q 3 6 0 110 120 Volt Models 20 5 410 6 3 8 LIGHT BULB GLASS 1 Open the prover door 2 Pull off lamp cover Lamp Covers Figure 6 3 15 3 Unscrew bulb out of fitting 4 Screw in replacement bulb 5 Refit lamp cover Revision 1 F3608 6 3 9 FAN 1 Remove RH side panel refer 6 2 2 2 Remove wires from fan motor noting their positions Fan Motor Bracket Screw Fan Motor Terminals Figure 6 3 16 3 Remove fan motor bracket one screw 4 Slide fan assembly out of proofer 5 Replace and re assemble in reverse order 6 3 10 DOOR HANDLE 1 Open prover door 2 Remove two screws E89M or four screws E89MS remove handle Two Screws E89M Figure 6 3 17 Two Screws top and bottom E89MS Figure 6 3 18 3 Replace and re assemble in reverse order 6 3 11 DOOR CATCH MAGNET
8. 3 4 Withdraw old thermostat phial through hole under bracket in side of proofer 5 Remove sleeving from old thermostat and fit to replacement thermostat Fibreglass Sleeve Thermostat Phial Figure 6 3 4 6 Undo two screws securing thermostat to control panel and remove THERMOSTAT Two Screws A 185 167 Figure 6 3 5 65 85 105 150 Attach new thermostat to control panel and transfer wires to new thermostat Re assemble in reverse order Ensure hole in prover wall through which the thermostat capillary passes is re sealed with RTV silicone sealant Revision 1 F3608 20 6 3 4 HUMIDITY THERMOSTAT 1 Pull knob off front of thermostat 2 Open control panel refer 6 2 1 3 With door open remove right hand side rack and water trough Undo humidity thermostat support bracket screw and remove bracket Remove clip holding capillary to element Humidity Support Bracket Screw Figure 6 3 6 4 Remove thermostat support bracket in side wall withdraw old humidity thermostat phial through hole under the bracket 5 Remove plastic sleeving from old thermostat and fit to replacement thermostat Plastic Sleeve Thermostat Phial Figure 6 3 7 6 Undo two screws securing thermostat to control panel and remove Two Screws Figure 6 3 8 Revision 1 F3608 21 7 Attach new thermostat to control panel and transfer wires to new thermostat 8 Re assemble in reverse or
9. ACCESSORIES 55 32 1 IMPORTANT MAKING ALTERATIONS MAY VOID WARRANTIES AND APPROVALS Revision 1 F3608 11 PARTS DIAGRAM ce P Dx C e ERE RR A LR RR e 33 11 1 Main Assembly Control Panel Assembly E89M 1 1 3 Control Panel Assembly 89 5 11 4 Door Assembly E89M 1 5 Door Assembly 89 5 12 SERVICE GONTAGTS rn enn ERE Pee 39 APPENDIX A Auto Water Fill Kit Instructions eese nnne nennen nnne nnns 41 Revision 1 F3608 4 1 SPECIFICATIONS MODEL E89M is 710 810 28 32 1 5 i WATER ENTRY o Is N C MWS ELECTRICAL ENTRY X us o 8 J k NN gt M dd Eis 202 1 51 5 2 117 5 610 Sy _ 68 4 fg 24 2218 FRONT SIDE 710 5 28 98 1E MWS PLAN LEGEND E x Electrical connection entry point gt water entry 3 4 BSP Autofill models only ID Hose adapter supplied Dimensions shown in millimetres Dimensions in inches shown in brackets Revision 1 F3608 5 MODEL E89MS 810 710 28 32 i B S WATER ENTRY N ELECTRICAL ENTRY 4 MWS 3 i A 4 N gt c lt 8 i
10. AUTO FILL fn UNITS 8 37 MT d 34 N N RV N NR Se N Oe e I VY Revision 1 F3608 33 Pos AUN 20 21 22 23 24 25 26 27 Auto fill units only 36 37 38 025598 020082 020083 017905 025609 025685 025608 025604 025566 022758 025732 025601 013890 014001 015759 013885 021342 014218 014219 025575 025567 012271 012275 015224 015230 019238 025573 013586 002441 002138 025580 013998 013999 022097 022252 022253 022998 025574 020851 021617 022250 021534 021535 020869 024702 021619 Description DOOR ASSEMBLY REFER SECTION 11 4 amp 11 5 DOOR SEAL HINGE TOP ASSEMBLED WITH BUSH HINGE BOTTOM ASSEMBLED WITH BUSH HINGE BUSH RACK SPACER OPTIONAL EXTRA RACK SPACER KIT LH RACK WA RH RACK WA CONTROL PANEL ASSEMBLY REFER SECTION 11 2 amp 11 3 HANGER STUD CATCH PLATE CONDENSATE DRAWER RACK STANDOFF CASTOR SWIVEL DRY ELEMENT 800W 240V DRY ELEMENT 600W 110V CASTOR RIGID LAMP HOLDER c w 25W 240V BULB BULB 24W 240V BULB 15W 115V SIDE PANEL WATER TANK CLAMP BOTTOM CLAMP TOP WET ELEMENT 800W 240V WET ELEMENT 600W 110V SNAP BUSH 19mm TERMINAL BLOCK PANEL TERMINAL BLOCK INSULATOR CABLE CLAMP FAN MOTOR BRACKET MOTOR 240V MOTOR 110V SENSOR BRACKET FLOAT SWITCH SLE
11. OFF PROOF gt HOLD THERMOSTAT Vi og HUMIDITY ee dep 5 1 v 50 40 414 805 N 120 150 208 2104100 240 220 s 0 120 1 FUNCTION OFF Unit is off PROOF Unit is in proofing mode Indicator illuminates when switched to this position HOLD Unit is in holding mode Indicator illuminates when switched to this position 2 THERMOSTAT Temperature range 0 85 C 32 185 F Indicator illuminates when elements are cycling ON to maintain set temperature Controls the prover air temperature 3 HUMIDITY CONTROL 1 to 5 Setting for butter based pastries croissants Danish pastries etc 5 to 8 Settings for yeast based breads doughs Indicator illuminates when elements are cycling ON to maintain set temperature Controls the cabinet humidity in PROOF mode only Manual Water Fill Models Open the prover door Fill the water trough at the filling spout located at the front of the right hand side rack to approximately 20mm 94 from the top of the trough Remember to top up the water trough when the water level is below the halfway level in the trough and before the heating element is exposed Auto Water Fill Models Check that the water trough is filling and the heating element is well covered 4 THERMOMETER Indicates cabinet temperature Dual Centigrade and Fahrenheit scale CONDENSATION CHANNEL
12. Pressure 550 kPa 5 5 bar 80 psi Min Pressure 100 kPa 1 0 bar 15 psi Revision 1 F3608 7 2 INSTALLATION AN WARNING THIS APPLIANCE MUST BE GROUNDED WARNING ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY It is most important that the prover is installed correctly and that the operation is correct before use Installation shall comply with local electrical health and safety requirements BEFORE CONNECTION TO POWER SUPPLY Unpack and check unit for damage and report any damage to the carrier and dealer Report any deficiencies to your dealer Check that the available power supply is correct to that shown on the rating plate located on the right hand side panel 100 120 Volts A C 60 Hz 12 5 A 1 5kW 208 220 Volts A C 50 60 Hz 6 5A 1 45kW 220 240 Volts A C 50 60 Hz 7 1A 1 7kW LOCATION To ensure correct operation the following minimum installation clearances are to be adhered to Rear 0 Left hand side 0 Right hand side 25mm 1 Provision must be allowed for the door opening ELECTRICAL CONNECTION E89 models are supplied with pre fitted cords Ensure unit is fitted with correct cord and plug for the installation refer specifications section Should changing of the cord be necessary gain access to the electrical connection terminal block and strain relief clamp by removing the RH side panel L1 L2 Ground Phase Neutral
13. faulty Ensure that power is isolated from the unit Check for continuity through the switch terminals in each of the settings The switch should operate as illustrated below If not then the switch is faulty replace OFF PROOF HOLD Figure 6 1 1 If checks are ok and the unit still does not operate check the units wiring and or re diagnose exact fault with unit and refer to trouble shooting guide 6 1 2 FAN DOES NOT OPERATE Fan motor faulty Check the supply voltage across motor terminals If there is no voltage with function Switch on then check the electrical connections of supply wiring If voltage is correct then isolate unit from power then check the oven fan for free rotation Remove any obstruction If fan is free to spin and the voltage supply is correct then the motor is faulty replace 6 1 3 NO HEAT Thermostat faulty With cold prover set thermostat to maximum position Check power to terminal 1 of top thermostat f there is no power then check wiring Check power at terminal 2 If there is no power then the thermostat is faulty replace Alternatively the thermostat indicator light should illuminate when thermostat set to max Element blown With thermostat on and heating check voltage across dry element terminals If there is no voltage check wiring If voltage is correct element is faulty replace To test element disconnect terminals and check resistance across element Resist
14. 008 AOLL M009 AO0ve M008 AOLL M009 uL E OX 00179 2 HLAVA gt SNIVIN eo _ SE Lb Mava 2 81 9 ae 1N3I A33 Aud z 7 LE OL Ve YOLVOICNI T ALICIA 0 68 06 0 ov 1 13M 6c ANINIT3 eo jf lt ET 7 Nad AINA 62 TN SL SNDISVIA 1 52 82 ez HON 0 58 0 82 m 1YLSOWYJHL gl EN eg AOLL MSL mane Z AOvZ MSZ lt 2 51 9 YOLVOICNI 7 dial Ed 122 de 1 vb PE I 8l 9 AT Eq 7 gt 2 ae 3 HEL ZL 2 50 90 gj HON e 7 ze YOLVOICNI HOLIMS ST NOILONN HOLON NVH 29 Revision 1 F3608 8 2 E89A Auto Water Fill AlddNS H3MOd sf HOLIMS 1VO 13 GION31OS YILvVM amp 2 35018 Voss teen JYNINYIL Nad GIAIA 6 oe Hva _ SNIVIA ONDIVIA lt OG gt be 22 H 34 6 9 AO0YZ M008 AOLL M009 7 al OL 4 76 Eo AT 0 98 06 7 DE IVASONYIHL lE 9 0 12M ap M008 AOLL M009 8 LI ee Z 4 R EG Nad GIAIA amp st 6 SNDISVI SHIM 2 1 E pl ee i 2 58 0 HON A0vz M008 ANSINIT3 82
15. 2 2 Remove wires from solenoid noting their positions 1 Remove door as per steps one to three of section 6 3 12 2 Remove two screws top and bottom holding hinge body to proofer Solenoid Wires N Two Screws Figure 6 3 25 Figure 6 3 22 3 Remove brass fitting from solenoid 4 Remove two screws securing solenoid to 3 Door pivot bush can now be removed and bracket and withdraw solenoid replaced 5 Secure new solenoid with screws and re assemble in reverse order Door Pivot Bush Figure 6 3 23 4 Re assemble in reverse order Revision 1 F3608 24 6 3 17 WATER SOLENOID CLEANING 1 Disconnect water supply from the water solenoid 2 Remove the sieve from the water valve assembly by pulling firmly away from the assembly with a pair of pliers Sieve Figure 6 3 26 3 Clean the sieve removing all dirt and grime 4 Replace the sieve and water supply reconnect the 6 3 18 FLOAT SWITCH AUTOFILL MODELS ONLY 1 Remove RH side panel refer 6 2 2 2 Remove float switch wires from noting their positions 3 Remove brass fitting from rear of float switch Remove RH side rack and water trough from inside proofer relay Two Nuts Brass Fitting Figure 6 3 27 5 Undo two nuts from outside cabinet and two screws inside cabinet securing float switch bracket to proofer 6 Remove float switch assembly from proofer NOTE The float switc
16. AGE FOR 24 HOUR SERVICE OR MAINTENANCE DIAL FREE CALL 1800 622 216 AUSTRALIA ONLY CANADA Lessard Agencies Limited PO Box 97 Stn D Toronto ONT M6P 3J5 NEW ZEALAND CHRISTCHURCH MOFFAT LTD 16 Osborne St PO Box 10 001 Christchurch Spare Parts AUCKLAND MOFFAT LTD 4 Waipuna Road Mt Wellington Auckland Spare Parts Revision 1 F3608 Tel 416 766 2764 Fax 416 760 0394 Free Call 1 888 537 7273 Free Call 0800 Moffat 0800 663 328 Tel 03 389 1007 Fax 03 389 1276 Tel 09 570 6630 Fax 09 570 0099 Free Call 0800 Moffat 0800 663 328 UNITED KINGDOM BLUESEAL LTD Units 6 7 Mount St Tel 0121 327 5575 Business Park Fax 0121 327 9711 Birmingham B7 5QU England UNITED STATES OF AMERICA MOFFAT INC 3765 Champion Blvd Tel 1 800 551 8795 P O Box 4129 Fax 336 661 9546 Winston Salem NC27115 NATIONAL COVERAGE FOR SERVICE OR MAINTENANCE DIAL FREE CALL 1800 551 8795 USA ONLY Revision 1 F3608 40 APPENDIX A AUTOFILL KIT To convert a manual fill E89 prover to an auto fill model upgrade kit 025683 240V or 025752 110V needs to be installed as follows DET II TIE PROVER PREPARATION Remove RH side panel four screws pull out at bottom and lower to remove Remove water inlet blanking plate from rear of unit four screws H Open RH side rack and remove water trough Remove blanking plate from inside prover Two bolts A Note B
17. AN WARNING ENSURE POWER SUPPLY IS SWITCHED OFF BEFORE SERVICING WARNING ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY SECTION PAGE NO 6 1 FAULT IEEE 17 6 1 1 Unit Does Not Operate 17 6 1 2 Fan Does Not Operate 17 6 1 3 NO Heat ssi eee 17 6 1 4 No Dry Heat Temperature eene emere ener enne 17 GES No Humidity Doce bee ee 17 0 1 6 No Humidity Gontrol deen neh al 18 6 1 7 No Heating Humidity 18 6 1 8 Autofill Not Filling or Overflowing Autofill Models 4 18 0 20 ACCESS nne Pent ene 19 0 2 1 2 Control ST 19 6 2 2 Right Hand Side Panel iati ed ete eh eer e RARE desk 19 0 2 3 Left Hand Side Panels ie eere ERRAT ERRARE aidan 19 0 244 GontrokPanel Rear decet e endete I Od De eee a 19 JREPEAGEMENT uroen ee 20 6 3 1 Indicator Eight eode Uu tttm tbe 20 6 3 2 gt Power Function Switch dnce dec Dee itte tp den 20 6 375 Thermostat nrbe E e ud Meir 20 6 24 Humidity Thermostat here eee ere uod n akter 21 0 3 5 em ret e dept 21 0 3 6 Dry Element iir nt n te
18. BEGUN BE GREEN GREEN YELLOW BLACK WHITE WARNING THIS APPLIANCE MUST BE GROUNDED EARTHED Figure 2 1 WATER CONNECTION AUTOFILL MODELS ONLY A connection elbow and sealing washer is supplied with this unit for direct connection of a 7 10 hose and is recommended for easy installation and service Connect water supply Max inlet pressure 550kPa 80psi Turn on water supply to check for leaks DOUBLE STACKING UNITS When it is desired to mount a Turbofan E32 convection oven on an E89 a double stacking kit must be used Available from your dealer or Turbofan distributor see Spare Parts For stacking kit assembly instructions refer Appendix B RACK WIDTH POSITIONS The E89 prover has been designed to accept either 460mm 18 or 405mm 16 wide trays 1 1 GN 7 1 GN trays or USA steam pans The prover comes factory set for 460mm 18 trays a rack spacer kit Part no 025685 is required to change to 405mm 16 trays Gastronorm pans or USA steam pans RATING PLATE LOCATION The rating plate for the E89 prover is located at the bottom left corner of the RH side panel Rating Plate Figure 2 3 Revision 1 F3608 3 OPERATION NOTE Afull user s operation manual is supplied with the product and can be used for further referencing of installation operation and service 3 1 DESCRIPTION OF CONTROLS E89 PROVER HOLDING CABINETS f turbofan FUNCTION Po lt
19. E89M MS PROOFER AND HOLDING CABINET Beginning with S N 259435 SERVICE MANUAL turbofan Revision 1 F3608 Manual P N MOME89 October 2003 CONTENTS This manual is designed to take a more in depth look at the E89M MS prover and holding cabinets for the purpose of making the unit more understandable to service people There are settings explained in this manual that should never require to be adjusted but for completeness and those special cases where these settings are required to change this manual gives a full explanation as to how and what effects will result SECTION PAGE NO 1 14549 2 ugllm 5 2 INSTALLATION trc 8 3 OPERATION m 9 3 1 Description of Controls 3 2 Explanation of Control System 4 L A E uc PR 12 4 1 Cleaning 4 2 Routine Procedures 5 TROUBLE SHOOTING 2 22 2 serende denn ko 14 6 SERVICE PROCEDURES 2 raten rr tcrra ten prt iae ERR danne ken ka Eu Roca an 16 6 1 Fault Diagnosis 6 2 Access 6 3 Replacement 6 4 Adjustment Calibration 7 ELEGTRIGAL SGHEMATIGS 27 8 ELECTRICAL WIRING DIAGRAMS 29 9 2 eu LL IE 31 10
20. EVE ADAPTOR amp LOCKNUT REDUCING SOCKET 3 8 x 1 8 WATER TUBE WATER SOLENOID 240V WATER SOLENOID 110V FLOAT SWITCH RELAY 240V RELAY 110V CONNECTOR 3 8 F x 1 4 COMPRESSION WATER SOLENOID BRACKET REAR SERVICE PANEL TOP Revision 1 F3608 34 11 2 E89M CONTROL PANEL ASSEMBLY Pos Part No 004995 005002 022789 022787 024527 020849 020823 021472 022788 024694 Revision 1 F3608 a 4 Description Control panel Blue Seal Control panel Bakbar Selector switch Thermostat 0 85 C Dry Thermostat 30 85 C Wet Pilot light 240V Knob Knob Humidity Thermometer Control panel hook 35 11 3 E89MS CONTROL PANEL ASSEMBLY ep 3 2 6 4 7 p 5 gt 5 D 8 i 9 PA f ND 10 wid NJ Pos Part No Description 1 025582 Control panel 2 025585 Overlay Bakbar 025586 Overlay C Blue Seal 025584 Overlay Moffat 3 022789 Selector switch 4 022787 Thermostat 0 85 Dry 5 024527 Thermostat 30 85 C Wet 6 023857 Pilot light 110V 020849 Pilot light 240V 7 020823 Knob 8 021472 Knob Humidity 9 022788 Thermometer 10 024694 Control panel hook Revision 1 F3608 36 11 4 E89M DOOR ASSEMBLY Pos Part No Description 1 020082 HINGE TOP ASSEMBLY 2 025603 DOOR HANDLE BRACKET 3 021468 DOOR HANDLE 4 025597 DOOR OUTER POWDER COATED 5 090202 DOOR OUTER SEAL 2 02
21. al 8 and terminal 5 on relay With full water tank float switch in raised position float switch should be closed circuit With empty water tank float switch in lower position float switch should be open circuit If not float switch is faulty replace Solenoid relay faulty E89 auto fill models are fitted with a 2 pole change over relay with its coil controlled by the float switch located in the water through tank When the water level is below the full position the coil is not energised allowing the relay to supply power to the water solenoid In this position the relay should have no power at terminals 3 4 and 8 but power at terminals 1 2 5 and 6 SOLENOID RELAY TANK FILLING Figure 6 1 3 When the water level reaches the full position the float switch supply s power to the relay coil which in turn cuts power to the water solenoid and supplys power to the humidity tank this position the relay should have no power at terminals 1 and 2 but power at terminals 3 4 5 6 and 8 SOLENOID RELAY TANK FULL Figure 6 1 4 Revision 1 F3608 18 6 2 ACCESS 6 2 1 CONTROL PANEL 1 Remove two screws at bottom of control panel OBAKBAR Two Screws Figure 6 2 1 2 Control panel can now be lowered and hinged on lower bracket 3 When closing control panel ensure no wires are trapped 6 2 2 RH SIDE PANEL 1 Undo the four screws holding the panel in place 2 Pull out at bottom
22. ances 208 240V models 110 120V models 720 3360 20 50 10 6 1 4 NO DRY HEAT TEMPERATURE CONTROL Thermostat faulty With thermostat in off position fully counter clockwise the heating indicator should be off If not then the thermostat is faulty replace 6 1 5 NO HUMIDITY Humidity thermostat faulty With cold proofer set humidity to 8 Check power to terminal 1 of bottom humidity thermostat If there is no voltage then check wiring Check power at terminal 2 If there is no power then the thermostat is faulty replace Alternatively the humidity thermostat indicator light should illuminate when thermostat set to max Power Function switch faulty Ensure that power is isolated from the unit Check for continuity through the switch terminals as illustrated below If not then the Switch is faulty replace PROOF Figure 6 1 2 Revision 1 F3608 Element blown With humidity thermostat on and heating check voltage across wet element terminals If there is no voltage check wiring If voltage is correct element is faulty replace To test element disconnect terminals and check resistance across element Resistances 208 240V models 110 120V models 720 43 60 20 50 10 6 1 6 NO HUMIDITY CONTROL Humidity thermostat faulty Switch the prover on and set the humidity to 4 Check that the humidity thermostat cycles on off and using a suitable probe measure the
23. der 9 Ensure hole in prover wall through which the thermostat capillary passes is re sealed with RTV silicone sealant 6 3 5 THERMOMETER 1 Open control panel refer 6 2 1 2 With door open remove right hand side rack Lift off supports and remove 3 Undo thermometer support bracket screw and remove bracket Support Figure 6 3 9 4 Withdraw old thermometer phial through hole under bracket in side of cabinet 5 Undo 2 nuts securing thermometer to control panel and remove Two Nuts Figure 6 3 10 6 Attach new thermometer to control panel 7 Insert new thermometer phial through cabinet side and re attach bracket 8 Re assemble in reverse order 9 Ensure hole in prover wall through which the thermostat capillary passes is re sealed with RTV silicone sealant 6 3 6 DRY ELEMENT 1 Remove RH side panel refer 6 2 2 remove wires from element terminals noting position 2 With door open remove right hand side rack Element 4 cover Screws Figure 6 3 11 3 Undo the two screws holding the element cover and remove cover Proofing Element Terminals Hold Element N Terminals Figure 6 3 12 4 Unscrew the element from RH side outside of prover Pull element carefully to remove from inside of proofer 5 Replace and re assemble in reverse order Dry Element Ratings 208 240 Volt Models 110 120 Volt Models 72 Q 3 6 20 50 10 6 3 7 WET ELEMENT
24. e cabinet Auto water fill option E89 Auto Water fill models provide for a mains cold water supply connection for automatic water tank filling and level control Non Auto Water fill models require the operator to manually fill the water tank and maintain the water tank level as the water evaporates through operation On Auto Water fill models an electric solenoid valve float switch and relay maintain the water level in the humidity tank The float switch is mounted at the rear of the water tank and when the water is below the full level it open circuits removing power from the coil When de energised the relay removes power from the humidity thermostat circuit therefore switching off the humidity element and switches power to the water solenoid As the water level reaches the full level position the float switch contact will close re energising the water solenoid relay thereby closing the water solenoid valve and providing power back to the humidity thermostat Accordingly this system will automatically maintain a full water tank whenever the function Switch is in the PROOF position and the mains water supply is turned on Ensuring that the function switch is in the Off position is necessary whenever removing the water tank for cleaning as when the water tank is removed the float switch drops and the water solenoid valve will open if the unit is on Therefore as a precaution the mains water supply should also be turned Of
25. f whenever removing the water tank Revision 1 F3608 11 4 MAINTENANCE WARNING ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY 4 1 CLEANING AN WARNING ALWAYS TURN THE POWER SUPPLY OFF BEFORE CLEANING 1 IMPORTANT THIS UNIT IS NOT WATER PROOF DO NOT USE A WATER JET SPRAY TO CLEAN INTERIOR OR EXTERIOR OF THIS UNIT CABINET A good quality stainless steel cleaning compound is recommended for cleaning the inside and outside of the cabinet Harsh abrasive cleaners may damage the surface SIDE RACKS To remove take hold of the centre rung and lift towards the prover top To replace hold horizontally engage in holes and push down DOOR Wash with warm water and detergent solution using a soft sponge in straight lines up and down the door Rinse with clean warm water to remove detergent Dry off Clean door seal with warm water and detergent solution using a soft sponge when required WATER TROUGH Open right hand side rack and remove trough Clean with warm soapy water Rinse thoroughly WATER TROUGH ELEMENT When the element becomes limed scaled remove water trough and clean Replace water trough and half fill with white vinegar or acetic acid then fill to the normal level with water Switch unit on Set humidity control to 8 and run for approximately 30 minutes Remove trough and clean element with damp cloth when cooled Wash out trough and
26. h bracket has been silicone sealed so it may therefore be necessary to cut around the bracket with a sharp knife to assist with removal Clean off all remaining silicone 7 Remove the float switch sleeve and undo the nut securing the float switch to the bracket Float Switch Sleeve Float Switch Nut Float Switch Figure 6 3 28 8 Remove the float switch from the bracket replace and reassemble in reverse order NOTE Ensure float switch bracket is RTV silicone sealed to prevent steam leakage Revision 1 F3608 25 6 4 ADJUSTMENT CALIBRATION 6 4 1 DOOR REVERSAL 1 Whilst supporting door remove bottom hinge body two screws and remove door Two Screws Hinge Body Figure 6 4 1 2 Remove top hinge body two screws 3 Remove four cover screws covering alternate hinge holes Refit cover screws on opposite side Cover Screws Figure 6 4 2 4 Remove LH side panel refer 6 2 3 5 When changing to RH hinged door Remove LH magnet plate cover screws and clips from inside LH wall Do not fit cover screws to old magnet position Transfer door magnet plate to opposite side Magnet Cover Screws Magnet Plate Figure 6 4 3 Revision 1 F3608 When changing to LH hinged door Remove magnet plate and transfer to opposite side Important Redundant plate holes in LH side wall must be filled to stop steam ingress into wall cavity 6 Fit bottom hinge body to top on op
27. lanking plate has been silicone sealed therefore it maybe necessary to cut around the blanking plate with a sharp knife to assist with removal Clean off all remaining silicone a INTERNAL VIEW EXTERNAL VIEW KIT INSTALLATION Install the float switch bracket and assembly to inside of prover B Place a bead of RTV silicon sealant around back face of float switch bracket before securing to liner to ensure prover is sealed Fit water solenoid and mounting bracket F to rear panel as shown two screws Fit 1 4 copper tube C to outlet tube B and water solenoid F tighten all fittings Fit relay D to terminal block panel two screws Connect wiring as per wiring diagram provided refer overleaf Fit new rear service panel G to rear of prover Affix max water pressure label E to rear panel above water inlet Connect cold water supply 1 2 ID hose to water connection elbow Ensure leak free connection Maximum water pressure is 550 kPa 80psi Fit elbow to water solenoid ensure supplied washer is used Turn water supply on and check for leaks no water should be flowing into trough RE COMMISSIONING Re fit RH side panel four screws Replace water trough Turn the power on check that water trough fills and stops filling approximately 20mm from the top of the tank Note Humidity element will not heat until tank is filled to correct level Turn power supply off empty water trough and repeat s
28. lement blown Refer fault diagnosis 6 1 3 Replace Refer service section 6 3 3 Replace Refer service section 6 3 6 NO DRY HEAT TEMPERATURE CONTROL Thermostat faulty Refer fault diagnosis 6 1 4 Replace Refer service section 6 3 3 NO HUMIDITY Unit is in HOLD mode No water in trough Humidity thermostat faulty Refer fault diagnosis 6 1 5 Power Function switch faulty Refer fault diagnosis 6 1 5 Water tank element blown Refer fault diagnosis 6 1 5 Humidity only operates when unit is in PROOF mode Manual Fill Fill trough with water Auto fill refer fault Auto fill not filling Replace Refer service section 6 3 4 Replace Refer service section 6 3 2 Replace Refer service section 6 3 6 NO HUMIDITY CONTROL Humidity thermostat faulty Refer fault diagnosis 6 1 6 Replace Refer service section 6 3 4 Revision 1 F3608 14 FAULT POSSIBLE CAUSE REMEDY SLOW RECOVERY Overloading of product Door opened unnecessarily Incorrect electrical supply Refer fault diagnosis 6 1 1 Door seals deteriorated Fan motor faulty Refer fault diagnosis 6 1 2 Power Function faulty HOLD mode only Refer fault diagnosis 6 1 1 Element faulty HOLD mode only Refer fault diagnosis 6 1 3 Reduce batch size Do not open unnecessarily Check supply voltage is as per rating plate voltage I
29. lower to remove JE E E ECL Four Screws Figure 6 2 2 6 2 3 LH SIDE PANEL 1 Undo the four screws holding the panel in place 2 Pull out at bottom lower to remove Figure 6 2 3 2 A X X E Revision 1 F3608 6 2 4 CONTROL PANEL REAR Power Indicator Power Function Switch Dry Heating Indicator Dry Thermostat Wet Heating Indicator Wet Thermostat Thermometer Figure 6 2 4 6 3 REPLACEMENT 6 3 1 INDICATOR LIGHT 1 With control panel open refer 6 2 1 remove the wires from the back of the neon Neon Wires Figure 6 3 1 2 From back push neon through front of panel rotating clockwise 3 Push new neon in from front of panel and reconnect wires 6 3 2 POWER FUNCTION SWITCH 1 Remove knob off front of power switch 2 Open control panel refer 6 2 1 3 Remove two screws remove switch FUNCTION OFF Two Screws N Figure 6 3 2 4 Mount new switch and transfer wires from the old switch 6 3 3 THERMOSTAT Pull knob off front of thermostat Open control panel refer 6 2 1 With door open remove right hand side rack Undo thermostat support bracket screw and remove bracket Thermostat Phial Support Bracket Screw Figure 6 3
30. m 6 025599 DOOR GLASS 7 020083 HINGE BOTTOM ASSEMBLY 8 025593 DOOR INNER FRAME 9 018947 MAGNETIC CATCH INNER 10 025600 MAGNET MOUNTING PLATE 11 090203 DOOR INNER FRAME SEAL 2 00m 12 025598 DOOR SEAL Revision 1 F3608 37 11 5 E89MS DOOR ASSEMBLY Pos Part No Description 1 025519 DOOR HANDLE 2 020082 HINGE TOP ASSEMBLY 3 025588 DOOR OUTER 4 090202 DOOR OUTER SEAL 2 02m 5 025599 DOOR GLASS 6 025593 DOOR INNER FRAME 7 020083 HINGE BOTTOM ASSEMBLY 8 018947 MAGNETIC CATCH INNER 9 025600 MAGNET MOUNTING PLATE 10 090203 DOOR INNER FRAME SEAL 2 00m 11 025598 DOOR SEAL Revision 1 F3608 38 11 SERVICE CONTACTS AUSTRALIA VICTORIA MOFFAT PTY HEAD OFFICE AND MAIN WAREHOUSE 740 Springvale Road Mulgrave VIC 3170 Spare Parts Department NEW SOUTH WALES MOFFAT PTY Unit 8 142 James Ruse Drive Rosehill NSW 2142 Spare Parts QUEENSLAND MOFFAT PTY 30 Prosperity Place Geebung QLD 4034 Spare Parts SOUTH AUSTRALIA MOFFAT PTY 28 Greenhill Rd Wayville SA 5034 Spare Parts WESTERN AUSTRALIA MOFFAT PTY PO Box 689 Joondalup Business Centre WA 6027 Spare Parts Tel 03 9518 3888 Fax 03 9518 3838 Free Call 1800 337 963 Fax 03 9518 3895 Free Call 1800 337 963 Fax 03 9518 3895 Free Call 1800 337 963 Fax 03 9518 3895 Tel 08 8274 2116 Free Call 1800 337 963 Tel 08 9305 8855 Free Call 1800 337 963 NATIONAL COVER
31. nspect and replace Replace Refer service section 6 3 9 Replace Refer service section 6 3 2 Replace Refer service section 6 3 6 NO HEATING HUMIDITY INDICATOR Indicator faulty Refer fault diagnosis 6 1 7 Replace Refer service section 6 3 1 DOOR DOES NOT CLOSE Tray in way of door Interference with door Hinges damaged Correctly position tray in rack Inspect and repair Replace Refer service section 6 3 13 AUTOFILL WATER NOT FILLING Autofill models only Water supply not turned on Blockage in water supply Water connection filter blocked Water solenoid faulty Refer fault diagnosis 6 1 9 Water level float switch faulty Refer fault diagnosis 6 1 9 Solenoid relay faulty Refer fault diagnosis 6 1 9 Turn water supply on Disconnect water supply and inspect Clean filter Refer service section 6 3 17 Replace Refer service section 6 3 16 Replace Refer service section 6 3 18 Replace Refer service section 6 3 15 AUTOFILL WATER OVERFLOWING Autofill models only Water level float switch faulty Refer fault diagnosis 6 1 9 Solenoid relay faulty Refer fault diagnosis 6 1 9 Water tank not fitted Solenoid valve dirty Replace Refer service section 6 3 18 Replace Refer service section 6 3 15 Fit water tank Clean solenoid valve Revision 1 F3608 15 6 SERVICE PROCEDURES
32. posite side centre hinge on slots 7 Whilst holding door in place fit remaining hinge body to bottom securing door in position 8 Remove door handle E89M only refer 6 3 10 and refit in the higher setting using the extra screw position 9 Ensure door seal is removed and refitted with join at bottom centred over middle screw head when closed 10 Refit LH side panel 7 ELECTRICAL CIRCUIT SCHEMATIC 7 1 E89 Manual Water Fill Holding Prover Cabinet GNNOYD M008 M008 M008 AOLL M009 MOLL M009 MOOS dud ININA INaWa73 ALIGINQH AMd iHon 1HON 1014 1VISOWM3HL 1VISOWM3HL 2 T 1HOI L 9 L AOvc MSZ XT AOLL MSL XZ 1H9H NOlLVH3dO HOLIMS NOILONNA O 27 Revision 1 F3608 7 2 E89A Auto Water Fill Prover Holding Cabinet GNNOYD m HOLIMS 1V014 GION3 IOS H31VM MSZ XZ NOLL MSL XZ HON AO0ve M008 AOLL M009 IN3IN3 13 ALIGINNH HO lOd 1 15 ALIGINNH ww C YIMOd L HOM M008 AOLL M009 IN3IWN3 T3 IVLSOWYSHL M008 AOLL M009 IN3IN3 13 2 D 1 e NOl1V33dO HOLIMS NOLLONNS 28 Revision 1 F3608 8 ELECTRICAL WIRING DIAGRAM 8 1 E89 Manual Water Fill 309 AlddNS YIMOd Adve M008 AOLL M009 A0ve M
33. refit This procedure is recommended to be done once a week Frequency of cleaning the element may be increased or decreased depending on the lime depositing on the element Revision 1 F3608 12 4 2 ROUTINE PROCEDURES WET ELEMENT DOOR SEALS DOOR HINGES ELEMENTS PROCEDURE Remove scaling refer section 4 1 Inspect door seal on door inside for wear and tear Check for wear Check that elements are operating INTERVAL As required 6 months 12 months 12 months Revision 1 F3608 13 5 TROUBLE SHOOTING WARNING ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY wall circuit breaker or fuses are off at the power board The power switch on the unit is off Incorrect electrical supply Refer fault diagnosis 6 1 1 Power Function switch faulty Refer fault diagnosis 6 1 1 FAULT POSSIBLE CAUSE REMEDY THE UNIT DOES NOT The unit is not plugged into the Plug in OPERATE START wall socket The mains isolating switch on the Turn on Turn switch on Indicator will illuminate Ensure electrical supply correct Replace Refer service section 6 3 2 FAN DOES NOT OPERATE Fan motor faulty Refer fault diagnosis 6 1 2 Replace Refer service section 6 3 9 PROVER CABINET LIGHT S DO NOT OPERATE Bulb blown Replace bulb Refer service section 6 3 8 NO DRY HEAT Thermostat faulty Refer fault diagnosis 6 1 3 E
34. tep 3 above Close RH side rack Revision 1 F3608 41 M008 AOLL M009 AOvC M008 AOLL M009 M008 AOLL M009 9309 A1ddNS N3MOd TYNINSIL SNIVN ANINITI IN3W3 l3 Nad ONIMYV 13M o 24 YOLVDIANI ALIGINNH AOLL MSL MSZ DER SLHONM YOLVOIGNI YOLVDIANI HOLIMS 1VO 13 GION31OS W3IVM N3d AINA SNDIVIN 0 98 08 IVLSOWYSHL 13M 0 98 0 1VISOWH3HL ep MO v HOLIMS NOILONNA 42 YOLON WIRING DIAGRAM AUTOFILL KIT Wiring changes in bold Revision 1 F3608
35. tor light on the control panel above the humidity dial illuminates when the water tank element is and cycles Off when the thermostat switches the heating element Off to provide an indication of the humidity control The sensing bulb of the humidity thermostat is mounted to the water tank heating element which is immersed in the water tank Should the water tank level drop below the heating element the humidity thermostat will cycle Off due to the sensing bulb reacting to the radiated heat off the heating element and will prevent the humidity water tank heating element burning out through excessive temperature Hold Mode When the function switch is turned to the Hold position the function switch pole P3 opens to turn off the humidity control circuit and pole P2 closes to connect an additional air heating element to the air temperature thermostat circuit In this mode the air temperature thermostat operates as it does in the proofing mode however in this case there is an additional air heating element switched On and Off to provide extra heating power in this mode The additional air heating element is also mounted in the air circulation ducting E89M MS Prover Holding Cabinets are provided with a thermometer dial on the control panel to Revision 1 F3608 10 provide an indication of the cabinet temperature The sensing bulb of this thermometer dial is mounted next to the sensing bulb of the main thermostat inside th
36. ures that the temperature and humidity throughout the cabinet is even by creating a low velocity air circulation system throughout the prover cabinet Proof Mode In the Proof position the function switch poles P1 P3 and P4 are closed supplying power to the dry heat circuit humidity circuit cabinet lights and fan The proofing system controls air temperature and humidity levels by way of an air heating element and a water tank heating element The air heating element is positioned in the bottom of the air circulation ducting inside the cabinet and is directly controlled by the user adjustable thermostat mounted to the control panel The thermostat sensing bulb is mounted inside the cabinet to control the cabinet air temperature to the control panel setting An indicator light on the control panel above this thermostat will illuminate when the thermostat has the air heating element operating and will cycle Off with the thermostat to indicate when the temperature reaches set point main thermostat is adjustable up to 85 C 185 F The humidity thermostat mounted on the control panel controls the water tank heating element which in turn maintains the water temperature between 20 C 68 F and 85 C 185 F The evaporation of the water provides the cabinet humidity The setting of the humidity thermostat between 1 8 controls the rate of water evaporation and therefore the level of humidity in the cabinet An indica
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