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47

Model R280

Controller Board

Figure-29 

 

1

2

Item Part No.

Description

Qty.

1

296664
296665
296666
380026

PCB A. -R280 McD Domestic
PCB A. -R280 McD European
PCB A. -R280 Gen. Market
PCB A. -R280 Japan

1
1
1
1

2

Processor PCB (Domestic) w/
Automatic Load Size Reduction
Processor PCB (European) w/
Automatic Load Size Reduction
Processor PCB No Automatic Load 
Size Reduction

1

P4

Power Input +24VDC (D3)

P5

Power Input (Ground) (D2)

P6

Ref. Relay +24VDC (R1)

P7

Ref. Relay (Ground) (R2)

P8

Left Drum Motor +24VDC (A1)

P9

Left Drum Motor (Ground) (A2)

P10

Left Accum Motor +24VDC (A3)

P11

Left Accum Motor (Ground) (A4)

P12

Right Drum Motor +24VDC (A5)

P13

Right Drum Motor (Ground) (A6)

P14

Right Accum Motor +24VDC (A7)

P15

Right Accum Motor (Ground) (A8)

P16

Right Basket Sensor (S1)

P17

Right Accum Home Encoder (S2)

P18

Left Basket Sensor (S3)

P19

Left Accum Home Encoder (S4)

P20

High Pressure Switch Relay (P5)

P21

Right NCWS Board (W1)

P22

Left NCWS Board (W2)

P24

Cabinet Temp. Probe 

 

(2 probe units only, Rev A, B and C)

P25

Key Pad (operator panel)

P26

Display Board

P27

Door Switch (Rev C units and later)

P28

Not used

P29

Not used

P30

Refrigeration Control Probe

Summary of Contents for R280

Page 1: ...OPERATOR S MANUAL Model R280 Frozen Food Dispenser April 2020 Original Publication Updated 9 22 2020 Original Operating Instructions 089362 M...

Page 2: ...___ Cycle__________ Phase__________________________________ Maximum Fuse Size ______________________________________________________ A Minimum Wire Ampacity ___________________________________________...

Page 3: ...the Hoppers 11 Daily Opening and Closing 11 Setup and Operation 11 Automatic Load Size Reduction Feature 12 Adjustable Automatic Load Size Reduction Euro only 12 Daily Closing 12 Defrost Cabinet Dail...

Page 4: ...ay Board 48 Refrigeration System 49 General Operation 49 Defrost 49 Required Maintenance 49 Cleaning the Condenser Filter and Coil 50 Refrigeration System Components 51 Compressor Identification 52 Re...

Page 5: ...d with bold faced letters followed by the abbreviation HCS in the text portion of the procedure See the Hazard Communication Standard HCS manual for the appropriate Material Safety Data Sheet s MSDS S...

Page 6: ...uses than specified on the machine s data label All repairs should be performed by a Taylor service technician The main power supplies to the machine must be disconnected prior to performing installat...

Page 7: ...Inspect the dispenser on a regular basis to identify potential problems before they occur Keep the Dispenser clean Keep hands away from the accumulator doors and dispenser drums while the Dispenser i...

Page 8: ...ada Label is on the rear access panel and applies to each of the drum motor and accumulator assemblies within the enclosure CAUTION MOVING PARTS DO NOT operate with panel removed Label is on the rear...

Page 9: ...ment Safety Cont Figure 2 US Only Canada Only Label is near the flap door assemblies NO HANDS BELOW Hands should not be placed near or below the flap door assemblies while the Dispenser is energized I...

Page 10: ...Install the left and right accumulator housings over the accumulator doors Figure 5 Accumulator Housing Assembly Note Accumulator housings drums and fry diverters are universal to left and right posi...

Page 11: ...mbly backward until it drops into place When the accumulator housings and hopper assemblies are in place close the cabinet door Figure 7 Drum and Hopper Assembly 7 Assemble basket tray and drip tray t...

Page 12: ...t of the hopper up slightly and pulling forward on assembly 2 Remove any unused product from the hoppers and accumulator housings by emptying the product into an approved storage container Place the s...

Page 13: ...et is free of frost wipe down the internal and external cabinet with a hot solution of detergent and water Rinse with clear water and repeat wipe down with sanitizing solution HCS and allow to air dry...

Page 14: ...opyright notice and then the main screen typically the Dispenser temperature The Dispenser will not respond to keypad selections before the main screen is displayed The main screen will appear as show...

Page 15: ...s 3 Hold the opened end of the bag closed with your hand and lay it in the hopper with the opening toward the side opposite of the diverter 4 Release the opened end of the bag or box 5 Empty the bag i...

Page 16: ...immediately into freezer to maintain frozen product Take the removable components from the Dispenser to the washing area Wash them with a hot solution of detergent and water Rinse with clear water and...

Page 17: ...r is otherwise unable to dispense the Empty Hopper light for the affected side will flash flashing in the display and the unselected Basket Size button LED lights for the affected side will flash The...

Page 18: ...the Up arrow button until U4 is displayed then press the Enter button The display will change to Enter the manager s password if set using the basket size buttons Then press the Enter button Note The...

Page 19: ...d Adjustments on page 29 1 Request side to calibrate Display reads CAL or when set to metric units with alternating flashing brackets Use Basket size button to select side 2 Waits for a basket to be p...

Page 20: ...Manager Menu See Manager Function Menu Structure U3 on page 17 U4 Enter Diagnostic Functions Request password set or not to enter diagnostic menu Display shows dashes only Use Basket Size buttons to...

Page 21: ...5 F Default is 5 F 3 C for one probe and 6 F 3 C for two probe controlled Dispensers Setting is adjustable from 4 F to 15 F 2 C to 8 C Display reads dF 5F F5 Set Metric or English Changes units to En...

Page 22: ...ar Errors Clears Error Log Clears the error log Display will read Cl Err Press enter to continue Display will Read Cl No Up arrow will select clear errors Display will read Cl YES Press enter to clear...

Page 23: ...ser continues normal operation Display shows all activated Inputs and outputs See Using the Diagnostic Display D10 on page 24 Size and Enter buttons function just as in Main screen during normal opera...

Page 24: ...Scale Volts Displays the current uncalibrated input from the scale Display will read SCL with alternating flashing brackets Use Size buttons to select the side to be displayed Enter button exits func...

Page 25: ...5 6 and 7 are refrigeration errors These errors while requiring corrective action will not disable the fry dispensing portions of the equipment In order to safeguard the refrigeration system errors 6...

Page 26: ...ace and undamaged Check accumulator linkage to ensure it is undamaged Error 3 The controller has detected a LARGE SHIFT IN THE TARE EMPTY READING FOR THE LEFT SIDE S SCALE INPUT Could be caused by an...

Page 27: ...URE PROBE IS OUT OF RANGE HIGH OR LOW The most likely cause is a failed or disconnected temperature probe Verify the temperature probes wires are properly secured at the controller board Error 9 NVRAM...

Page 28: ...or home switch status It will also allow a technician to determine when the Dispenser is calling for each side s drum and accumulator motors to run and when the refrigeration compressor should be runn...

Page 29: ...ator doors are open not dispensing fries Use function d09 to operate doors on the affected side If neither door operates or if the doors move only slightly suspect the drive wheel assembly If the door...

Page 30: ...after the Dispenser is turned on Error 7 Error must be reset using diagnostic function d08 Power interruption Rare but should be eliminated first Use diagnostic function d08 to reset error Faulty refr...

Page 31: ...inside the top back panel Fry loads are incorrect Hopper parts are not correctly assembled Verify hopper assembly and placement Calibration has changed or been lost Calibrate User function U2 the aff...

Page 32: ...housing in place readings between 2 5V and 3 5V are considered normal with about a volt increase for each 1 lb 450 g of weight added to the accumulator doors These numbers are approximate d15 If 0V or...

Page 33: ...for a total of 2 lb 900 g on the accumulator doors for the side to be calibrated 8 After the scale stabilizes the display will change to Remove the reference weight s from the accumulator doors and re...

Page 34: ...tings and close the function The display will read d01 To exit to the Main screen and return to normal operation press the Enter button Temperature Probe Calibration The R280 Frozen Food Dispenser use...

Page 35: ...button to access the Probe Calibration function The display will read the current cabinet temperature the probe is detecting Adjust the probe temperature to match the correct temperature using the Up...

Page 36: ...94022 294147 290687 294021 058317 Right Basket Tray Left Basket Tray Right Basket Tray used before Serial LONR1302E04090 Left Basket Tray used before Serial LONR1302E04090 Locator Pin Guide Bar Screw...

Page 37: ...er Back Panel Handle Plastic Screw Truss Head Machine Phillips 18 8 SS 10 32 UNF x1 2 In 1 1 6 3 295681 Kit Bumper Wall set of 2 1 4 293225 295653 294824 Lower Back Panel Handle Plastic Screw Truss He...

Page 38: ...h Tolerance 2 5 294416 Housing Accumulator Units after serial 28FR0802B00249 and including all serial s starting with LONR 2 Item Part No Description Qty 6 294409 Door Accumulator LH Units after seria...

Page 39: ...otector 2 6 310149 Plug Temperature Probe Housing 1 7 310115 037734 Temperature Probe Housing Screw Truss Head Machine Slotted 18 8 Stainless Steel 10 32 x 1 2 In 1 1 Item Part No Description Qty 8 29...

Page 40: ...m Part No Description Qty 1 292250 Motor Drum Brushless 24V DC 1 2 202797 Bracket Mount Drum motor 1 3 213140 Washer Lock 10 4 Item Part No Description Qty 4 213136 Cap Screw Socket HD 10 32x1 1 4 4 5...

Page 41: ...c Feedback Relay International 1 3 294018 Drip Pan Assembly w Tape 1 4 293934 Basket Sensor 2 5 293707 Gasket Sensor Window 1 6 294593 Sensor Window Kit 1 Item Part No Description Qty 7 205219 Nut Hex...

Page 42: ...8 SS 4 40 2 7 293328 Encoder Disk 1 8 293876 Accumulator Home Sensor 1 9 293146 Extrusion Accumulator Housing 1 10 202068 Assembly Linear Bearing 180mm 1 11 018954 Washer 1 4 Med Split Lock 18 8 SS 4...

Page 43: ...x1 1 2 4 27 380049 Kit Block Magnet Mount includes magnet 1 28 213139 Washer Flat 10 Rev A only 2 29 213136 Screw Socket head cap 10 32x 1 1 4 2 Item Part No Description Qty 30 Magnet Available in kit...

Page 44: ...ining Ring Self Locking 3 8 1 7 290504 Bracket Home Sensor Mount 1 8 293876 Kit Accumulator Home Sensor 1 9 213663 Screw 4 40 x 3 8 Socket Head 2 10 290529 Nut Hex 4 40 2 11 213140 Washer Lock 10 7 It...

Page 45: ...kit 294693 1 28 310139 Retaining Ring E Style 1 4 1 29 294693 Kit Drive Wheel 1 30 290295 Set Screw 1 4 20 x 0 375 1 31 293384 Spring Extension 1 Item Part No Description Qty 32 293390 Bracket Spring...

Page 46: ...crew Trusshead Phillips 8 32x1 1 4 6 10 290519 Circuit Board NCWS 2 11 292252 Standoff Nylon Unthreaded 0 75 L 6 12 294775 Kit NCWS Base w Screws 2 Item Part No Description Qty 13 213140 Washer Lock R...

Page 47: ...usshead Phillips 8 32x1 1 4 6 10 290519 Circuit Board NCWS 2 11 292252 Standoff Nylon Unthreaded 0 75 L 6 12 294775 Kit NCWS Base w Screws 2 13 213140 Washer Lock Reg Spr ZP 10 ipt 4 Item Part No Desc...

Page 48: ...32x1 2 1 2 4 Processor PCB Domestic w Automatic Load Size Reduction Processor PCB European w Automatic Load Size Reduction Processor PCB No Automatic Load Size Reduction 1 Item Part No Description Qty...

Page 49: ...No Automatic Load Size Reduction 1 3 293807 293902 290876 202874 293566 PCB A R280 Display Ribbon Cable Spacer Round Nylon 3 8 x 8 x 1 8 Nut Hex w External Lock Washer ZP 6 32 Flat Washer Nylon 1 1 6...

Page 50: ...VAC Harness Rev A through E 1 293408 DC Power Harness Power supply to Control Board 1 294011 Motor Control Harness Rev F and later 1 380053 Motor Control Harness Rev A through E 1 294108 Harness ON O...

Page 51: ...round R2 P8 Left Drum Motor 24VDC A1 P9 Left Drum Motor Ground A2 P10 Left Accum Motor 24VDC A3 P11 Left Accum Motor Ground A4 P12 Right Drum Motor 24VDC A5 P13 Right Drum Motor Ground A6 P14 Right Ac...

Page 52: ...48 Model R280 Display Board Figure 30 Item Part No Description Qty 1 293807 PCB A R280 Display 1 295414 Cable Display Board 1 Not Shown 1...

Page 53: ...is the temperature the refrigeration system will attempt to maintain inside the cabinet The default set point temperature is 0 F 18 C and has a range of 5 F to 5 F 20 C to 15 C The set point can be ch...

Page 54: ...the life of the compressor To accomplish this remove the lower louvered panel and lift out the condenser filter The filter can be cleaned in warm soapy water HCS Rinse and shake off the excess water R...

Page 55: ...ch Model R280 R290 only 1 2hp Int 240V 1 294738 Start Relay 1 2hp Dom 120V 294780 Start Relay 1 2hp Int 240V 295667 Start Relay Model R280 R290 only 1 2hp Int 240V 1 293985 Start Capacitor 1 2hp Dom 1...

Page 56: ...gerant Model R280 R404A 425 g 15 0 oz Model R280 R290 146 g 5 15 oz Suction Pressure Model R280 8 psi to 10 psi 55 kPa to 68 kPa at 0 F to 3 F 18 C to 16 C Model R280 4 8 psi to 5 8 psi 33 kPa to 40 k...

Page 57: ...53 Model R280 Refrigeration Circuit Schematics Refrigeration Circuit R280 R404A Figure 34 77 Dom 108 Int rev...

Page 58: ...54 Model R280 Refrigeration Circuit R280 R290 Figure 35 Length 114 290cm Int R290 Refrigerant 5 oz 141g R280...

Page 59: ...55 Model R280 Electrical Diagram Figure 36...

Page 60: ...rvice agency and only if genuine new Taylor parts are used 3 Installation use care and maintenance must be normal and in accordance with all instructions contained in the Equipment Manual 4 Defective...

Page 61: ...limitation may not apply to you This limited warranty gives you specific legal rights and you may also have other rights which vary from jurisdiction to jurisdiction LIMITATION OF WARRANTY THIS LIMITE...

Page 62: ...D WARRANTY CONDITIONS 1 If the date of original installation of the Part cannot be otherwise verified proof of purchase may be required at time of service 2 This limited warranty is valid only if the...

Page 63: ...ervice work promptly upon arrival 9 Failure damage or repairs due to faulty installation misapplication abuse no or improper servicing unauthorized alteration or improper operation or use as indicated...

Page 64: ...CLAIMS FOR LOST SALES LOST PROFITS PRODUCT LOSS PROPERTY DAMAGES OR SERVICE EXPENSES ARE EXPRESSLY EXCLUDED THE EXPRESS WARRANTIES MADE IN THIS LIMITED WARRANTY MAY NOT BE ALTERED ENLARGED OR CHANGED...

Page 65: ...numerous applications It should be noted that in the event of ordinary service to this unit s refrigeration system only the refrigerant specified on the affixed data label should be used The unauthori...

Page 66: ...ds ________________________________________ Date of Installation ________________________________________ Service Agency Telephone ________________________________________ Serial Number When repairing...

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