Merco MERCO Savory MHC-22-TDL Parts And Service Manual Download

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SEQUENCE OF OPERATION

SPECIFICATIONS

Model #

Voltage

Amps

Watts

Hz.

Net Wt.

lbs./kg

Plug

MHC-22-TDL

120

10.4

1250

30/14

Nema 5-15P

TESTING VALUES

TEST

VALUE

OHMS on elements

87 Ohms

AMP draw per element

1.3 Amps

OHMS on Temp Probes / Heater Plate

4.2 to 5.0 (depending on room temperature)

TRIAK testing / values

100 – 120 Volts

SIDE VIEW

TOP VIEW

FRONT VIEW

Summary of Contents for MERCO Savory MHC-22-TDL

Page 1: ...rvMan REV K 5 9 06 PARTS AND SERVICE MANUAL FOR MERCO HOLDING CABINET MODEL MHC 22 TDL Garland Commercial Ranges 1177 Kamato Road Mississauga Ontario L4W 1X4 Canada Facsimile 905 624 5669 Telephone 905 624 0260 ...

Page 2: ...lbs kg Plug MHC 22 TDL 120 10 4 1250 60 30 14 Nema 5 15P TESTING VALUES TEST VALUE OHMS on elements 87 Ohms AMP draw per element 1 3 Amps OHMS on Temp Probes Heater Plate 4 2 to 5 0 depending on room temperature TRIAK testing values 100 120 Volts SIDE VIEW TOP VIEW FRONT VIEW ...

Page 3: ...3 WIRING DIAGRAM ...

Page 4: ...OWER OFF To check resistance of the elements remove all leads from the elements and use a digital multimeter The element resistance should be as follows 120V 87 ohms Replace heating element shelf as needed Check thermostat common wire Please note that if thermostat is bad both circuits will be bad Temperature is too high Thermocouple Check for incorrectly wired thermocouple Thermocouple wire polar...

Page 5: ...e and all power connections to board Mark all wires for reassembly 4 Take out power board 5 Take out shelf mounting screws from both sides 6 Remove shelves and feed wiring out of unit 7 Reassemble in reverse order USER INTERFACE U I BOARD REPLACEMENT 1 Remove four 4 screws 2 Disconnect thermocouples 3 Disconnect ribbon cable 4 Remove board 5 Reassemble in reverse order WARNING Be careful to avoid ...

Page 6: ...H K 10001335 Tray Seal I 10000989 Leg 4 J 10000947 Tray Plastic 4 L 10000957 Tray Cover Front Retention Rod Assembly M 10000968 Insulation Side 2 N 10000969 Insulation Top Bottom O 86103SP Lower Shelf Assembly 2 P 86104SP Upper Upper Shelf Assembly 2 Q 86105SP Lower Upper Shelf Assembly 2 R 10000964 Rod Rear Tray Seal Retainer 2 S 000170 Strain Relief Not Shown 10001063 Power Cord NEMA 5 15P 1 Not...

Page 7: ...7 GENERAL VIEW ...

Page 8: ...n Bin Button On Off Button Time Button AM PM Button Program Button Temperature Button Down Arrow Button Up Arrow Button Bin Button Bin Button Bin Button Bin Button On Off Button Time Button AM PM Button Program Button Temperature Button Down Arrow Button Up Arrow Button ...

Page 9: ...power duty cycle This is shown as a percent for the corresponding heater To reset the holding bin controller to the factory configuration hold down the upper left Bin button while powering on the controller Release the Bin button as soon as the displays illuminate This resets the following settings AM and PM menus All product names Upper and lower temperature for each product Expiration and Cook M...

Page 10: ...150 Kilometers 100 Miles and two 2 hours travel round trip other than over land holiday charges or any special arrangements requiring other than normal time Normal maintenance items such as light bulbs fuses gaskets O Rings interior exterior finishes lubrication demiling broken glass etc Improper or unauthorized repairs Damage in shipment Adjustments and calibrations after 90 days from installatio...

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Merco MERCO Savory MHC-22-TDL, Parts And Service Manual

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