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Meridian Series

®

 Reach-Ins Service and Installation Manual

For customer service, call (800) 733-8829 or (800) 733-8948, Fax (989) 773-3210, www.delfield.com

14

Meridian Series

®

 Reach-Ins Service and Installation Manual

15

For customer service, call (800) 733-8829 or (800) 733-8948, Fax (989) 773-3210, www.delfield.com

MAIN SWITCH

L2

N

L1

G

NIGHT SWITCH

LIGHTS

FAN

TEMP. CONTROL

HI-LIMIT SAFETY

HEATER ELEMENT

WIRING DIAGRAM MERIDIAN 

HEATED MODELS  

120/208-240v

One and two door models only

WIRING DIAGRAM MERIDIAN HEATED MODELS 120/208-240v

MAIN SWITCH

L2

N

L1

G

NIGHT SWITCH

LIGHT SWITCH

(G MODELS ONLY)

FANS

WIRING DIAGRAM MERIDIAN HEATED MODELS 120/208-240v

WIRING DIAGRAM MERIDIAN 

HEATED MODELS  

120/208-240v

Three door models only

LIGHTS

DOOR SWITCHES (1) 

PER DOOR (SOLID 

DOOR ONLY)

1

2

3

5

MIN

MAX

5

3

7

6

HIGH-LIMIT 

SAFETIES

TEMP CONTROL

HEATER ELEMENTS

LIGHT SWITCH

(G MODELS ONLY)

DOOR SWITCHES

(1) PER DOOR

SOLID DOOR ONLY

1

2

3

5

MIN

MAX

5

3

7

6

Summary of Contents for Meridian MHR1-G

Page 1: ...ease read this manual completely before attempting to install or operate this equipment Notify carrier of damage Inspect all components immediately See page 2 Effective Date June 2004 IMPORTANT INFORMATION READ BEFORE USE PLEASE SAVE THESE INSTRUCTIONS CAUTION ...

Page 2: ...egistered trademarks of The Delfield Company Even though most equipment is shipped crated care should be taken during unloading so the equipment is not damaged while being moved into the building 1 Visually inspect the exterior of the package and skid or container Any damage should be noted and reported to the delivering carrier immediately 2 If damaged open and inspect the contents with the carri...

Page 3: ... 2 1239 1868 396 5 15P MFR2 S 115 14 9 51 92 27 54 6 3 4 2247 3326 696 5 20P MFR3 S 115 208 230 11 6 78 89 42 27 9 1 3222 4136 930 NA GLASS DOOR REFRIGERATORS AND FREEZERS STORAGE SHELVES OF UNIT BTU HR CAB BTU HR SYSTEM SHIP NEMA MODEL VOLTAGE AMPS CU FT SQ FT SHELVES H P LOAD CAP WEIGHT PLUG REFRIGERATORS MRR1 G 115 8 5 24 96 12 81 3 1 4 982 2251 386 5 15P MRR2 G 115 10 8 51 92 27 54 6 1 3 1853 ...

Page 4: ...8 43 94 23 10 6 1 3 1285 2522 558 5 15P FREEZERS MFR1N S 115 11 1 20 97 10 59 3 1 2 1166 1629 376 5 15P MFR2N S 115 14 9 43 94 23 10 6 3 4 2101 3326 656 5 20P SOLID DOOR SHALLOW REFRIGERATORS AND FREEZERS STORAGE SHELVES OF UNIT BTU HR CAB BTU HR SYSTEM SHIP NEMA MODEL VOLTAGE AMPS CU FT SQ FT SHELVES H P LOAD CAP WEIGHT PLUG REFRIGERATORS MRR1S S 115 8 5 18 25 8 98 3 1 4 674 2015 358 5 15P MRR2S ...

Page 5: ...G 115 12 0 55 42 27 54 6 1 2 3001 4046 660 5 15P MRPT3 G 115 208 230 14 0 84 19 42 27 9 3 4 NA NA 1032 NA SOLID DOOR REFRIGERATORS AND FREEZERS STORAGE SHELVES OF UNIT BTU HR CAB BTU HR SYSTEM SHIP NEMA MODEL VOLTAGE AMPS CU FT SQ FT SHELVES H P LOAD CAP WEIGHT PLUG REFRIGERATORS MRPT1 S 115 10 5 26 64 12 81 3 1 3 968 2354 414 5 15P MRPT2 S 115 12 0 55 42 27 54 6 1 2 1843 3637 620 5 15P MRPT3 S 11...

Page 6: ...FRIGERATORS MRRI1 S 115 10 5 36 15 NA NA 1 1 3 1207 2354 456 5 15P MRRI2 S 115 12 0 74 72 NA NA 2 1 2 2221 3637 676 5 15P MRRI3 S 115 208 230 14 0 113 28 NA NA 3 3 4 3229 6744 960 NA FREEZERS MFRI1 S 115 13 7 36 15 NA NA 1 1 2 1516 2094 477 5 20P MFRI2 S 115 208 230 9 3 74 72 NA NA 2 1 2714 3494 716 NA MFRI3 S 115 208 230 11 8 113 28 NA NA 3 1 1 2 3901 5394 1020 NA GLASS DOOR REFRIGERATORS AND FRE...

Page 7: ...ORS MRRT1 G 115 12 0 38 58 NA NA 1 1 2 2111 3120 464 5 15P MRRT2 G 115 208 230 10 1 79 74 NA NA 2 3 4 4106 6920 676 NA MRRT3 G 115 208 230 11 3 120 90 NA NA 3 3 4 6097 7569 1066 NA SOLID DOOR REFRIGERATORS STORAGE SHELVES OF RACK UNIT BTU HR CAB BTU HR SYSTEM SHIP NEMA MODEL VOLTAGE AMPS CU FT SQ FT SHELVES CAP H P LOAD CAP WEIGHT PLUG REFRIGERATORS MRRT1 S 115 12 0 38 58 NA NA 1 1 2 1706 2805 454...

Page 8: ... chosen has a floor strong enough to support the total weight of the cabinet and contents Allow for a total load of approximately 600 pounds 273kg per door section Reinforce the floor if necessary to provide for maximum loading For the most efficient operation be sure to provide good air circulation inside and out Inside cabinet Take care not to block air flow to the fans or heating elements and a...

Page 9: ...tallation method uses stainless steel ramps to allow entry into the cabinet one ramp provided with roll in models two with roll through models 1 Install a minimum of 1 2 5cm of cork insulation or equivalent in the space under the unit The insulation should be recessed 2 Set the unit in place and seal to the floor 3 Install ramp s On refrigerators or freezers when the ramps are properly installed h...

Page 10: ...osition 2 Adjust the temperature control to the desired temperature The green area on the scale represents the optimum food holding temperature zone of 150 F to 170 F 66 C to 77 C When the cabinet is warmed up and the temperature stabilized the cabinet temperature will normally stay within a few degrees of the temperature control set point The display shows a precise measurement of the actual air ...

Page 11: ... for cleaning When the ducts is sufficiently cool remove the thumb screws and pull it away from the top of the cabinet Reverse this procedure to re install the ducts Never operate a heated cabinet without all heater ducts in place The interior of heated storage cabinets will be hot for some time after the power is turned off Avoid touching the interior walls and heater ducts with bare hands or arm...

Page 12: ... on off on 50 on on off on 55 off off on on 60 Cycle Time Dip Switch Setting hrs off off off off void on off off off 2 off on off off 4 on on off off 6 on on off on 8 on off on off 10 off on on off 12 on on on off 14 off off off on 16 on off off on 18 off on off on 20 on on off on 22 off off on on 24 O N O N Defrost timer NOTE Dip switches shown in preset positions PURPLE WHITE COMPRESSOR LINE N O...

Page 13: ...of day Two three door models only Grasp the knob of the Paragon 8145 time clock dial in the center of the inner 2 hour dial and rotate it in a counter clockwise direction see figure 1 This will revolve the outer dial Continue turning until the correct time of day on the outer dial lines up with the time pointer This operation requires an initial start up and any time thereafter when there is an in...

Page 14: ...er to be changed by pressing SET Scrolling through the options or set the time or temperature by using the UP and DOWN arrow keys Once you choose the option or adjusted the time or temperature press SET to accept the option The ERC 2 control initially powers up displaying 12 AM otherwise it will show the last configured selection time or temperature If a power outage occurs during normal operation...

Page 15: ...40v One and two door models only WIRING DIAGRAM MERIDIAN HEATED MODELS 120 208 240v MAIN SWITCH L2 N L1 G NIGHT SWITCH LIGHT SWITCH G MODELS ONLY FANS WIRING DIAGRAM MERIDIAN HEATED MODELS 120 208 240v WIRING DIAGRAM MERIDIAN HEATED MODELS 120 208 240v Three door models only LIGHTS DOOR SWITCHES 1 PER DOOR SOLID DOOR ONLY 1 2 3 5 MIN MAX 5 3 7 6 HIGH LIMIT SAFETIES TEMP CONTROL HEATER ELEMENTS LIG...

Page 16: ...NIC CONTROLLER ONLY BROWN BLACK BLACK BLACK RED CR CR BLACK RED RED L2 RED WHITE CR WIRING DIAGRAM MERIDIAN REFRIGERATORS 115 208 230v ELECTRONIC CONTROLS MECHANICAL CONTROLS THERMOSTAT ERC2 BROWN BROWN WHITE BLACK BLACK BLACK WHITE WHITE WHITE WHITE WHITE WHITE BLACK BLUE BLACK RED WHITE BROWN BROWN SOL COND FRAME HEATER 1 PER DOOR OPENING RED DS EVAP FAN S CONDENSATE HEATER HLS ELS BALLAST FLUOR...

Page 17: ...ERNAL LIGHT SWITCH DS DOOR SWITCH DLFD DEFROST LIMIT FAN DELAY NOTE Display lights are on G models only Solenoid valve and conden sate heaters are on remote models only Power cord may or may not be provided Power switch used with electronic controls only WIRING DIAGRAM 115v MERIDIAN FREEZER 2 3 DOOR MODELS ONLY BLUE YELLOW BLACK WHITE PURPLE WHITE PURPLE BROWN YELLOW BLACK DEFROST HEATER BLUE DS1 ...

Page 18: ... YELLOW BROWN WHITE BLACK WHITE PURPLE BROWN YELLOW BLACK BROWN TIMER RELEASE SOLENOID DEFROST HEATER BLUE DS1 INTERIOR LIGHT DLFD RED BROWN L2 RED BLACK BLUE CR COMPRESSOR RELAY PSS POWER SUPPLY SWITCH HLS HIGH LIMIT SAFETY COND CONDENSING UNIT ELS EXTERNAL LIGHT SWITCH LPC LOW PRESSURE CONTROL DS DOOR SWITCH DLFD DEFROST LIMIT FAN DELAY NOTE Display lights are on G models only Solenoid valve on ...

Page 19: ...ic controls only ELECTRONIC CONTROLS MECHANICAL CONTROLS YELLOW BLUE WHITE PURPLE BLACK WHITE WHITE WHITE WHITE WHITE WHITE PURPLE BLACK BROWN BROWN SOL COND FRAME HEATER 1 PER DOOR OPENING DS2 EVAP FAN S CONDENSATE HEATER HLS ELS BALLAST FLUORESCENT LAMP PSS LI N G WHITE BROWN YELLOW BLACK DEFROST HEATER BLUE DS1 INTERIOR LIGHT WHITE HLS WHITE WHITE WHITE BLACK BLUE REFRIG FAN BROWN DLFD BLUE WHI...

Page 20: ...lack leg 3234791 Glass door full size 3455498 Temp control 3516043 Fan blade 3516172 Vacuum breaker 3516204 Defrost timer 3516300 Evap coil 3516302 Dryer filter 3516322 Dial thermometer 3516323 Wire shelf 3978176 MFR3 G Description Part number Door gasket 1701302 Evap fan motor 2162691 Heater wire 2184095 Rocker switch 2190154 Fan delay 2194046 Safety switch 2194235 Paragon timer 2194260 Switch 21...

Page 21: ...16323 Evap fan blade 3516172 Evap coil 3516301 Cond unit 3526901 Wire Shelf 3978176 Stainless steel leg 3234569 Black leg 3234791 Cord 2183348 MRPT2 S Description Part number Door gasket 1702635 Evap fan motor 2162691 Temp control 2194224 Momentary switch 2194341 Shelf clip 3234782 Hinge 3234750 Door lock 3234752 Dial thermometer 3516323 Evap fan blade 3516274 Evap coil 3516306 Cond unit 3526903 W...

Page 22: ...ter 3516152 Stainless steel leg 3234569 Black leg 3234791 MFRI1 S Description Part number Door gasket 1702637 Fan delay 3 wire 2194046 Limit switch 2 wire 2194235 Defrost heater 2194405 Door lock 3234752 Temp control 3516043 Dial thermometer 3516323 Evap fan blade 3516172 Expansion valve 3516271 Defrost timer 3516300 Evap coil 3516302 Cond unit 3526910 Rocker switch 5066440 Cord 2183347 Stainless ...

Page 23: ...h 3234746 Pull down stricker 3234747 Hinge 3234750 Door drawer lock 3234752 Shelf support clip 3234782 Leg 3234791 Fan blade 3516174 Evap coil 3516308 Dryer filter 3516227 Dial thermometer 3516134 Wire shelf 3978176 MFPT2 S Description Part number Door gasket 1702635 Fan blade 2162500 Fan motor 2162667 Wire heater 2184095 Fan delay 2194046 Paragon timer 2194260 Leg 4 3234685 Pull down catch 323474...

Page 24: ...D TO REPLACE Thermostat Contactor Relay Infinite Switch Transformer Door Jamb Switch Evaporator Condenser Fan Motor and Blade Solenoid Coil Circulating Fan Motor and Blade Hi limit Thermal Protector Switch Microprocessor Control Fan Delay Defrost Termination Switch Water Level Sensor Probe Compressor Start Components and Overload Protector Door Hinges Locks and Gaskets Defrost Timer Condensate Ele...

Page 25: ...ICABLE TIME AND MATERIALS RATES CONSIDER CUSTOMER MAY INITIATE A SERVICE AGREEMENT WITHOUT PARTS COVERAGE If shipment of a replacement part is requested prior to the arrival in the Delfield factory of the part claimed to be defective the Original Purchaser must accept delivery of the replacement part of a C O D basis with credit being issued after the part has been received and inspected at Delfie...

Page 26: ... DMMERIDIAN 06 04 ...

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