
NG012200 Under Counter Refrigerator
Owner’s Manual

FOR YOUR SAFTEY
DO NOT STORE OR USE GASOLINE OR
OTHER FLAMMABLE VAPORS OR LIQUIDS IN
THE VICINITY OF THIS OR ANY OTHER
APPLIANCE.
WARNING: IMPROPER INSTALLATION,
ADJUSTMENT, ALTERATION, OR
MAINTENANCE CAN CAUSE INJURY OR
DEATH. READ THE INSTALLATION,
OPERATION AND MAINTENANCE
INSTRUCTIONS THOROUGHLY BEFORE
INSTALLING OR SERVICING THIS
EQUIPMENT.
KEEP THIS MANUAL IN A SAFE
PLACE AND RETAIN FOR FUTURE
USE
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Owner’s Manual
Sertek Under Counter Refrigerator
Supplier Name:
Address:
Serial #:
Date Received:
Date Installed:
Telephone #:
Fax#:
Service Warranty NSC #:
Sertek LLC
6399 Shier Rings Rd
Dublin, OH 43016
______________________
______________________
______________________
614-504-5828
614-504-5728
877-277-7221
Product Description
The NGK Under Counter Refrigerator MG3 Model NG012200 has been built to fit
into Wendy’s NGK front counter assemblies. It features two drawers for holding
packaged product.
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Table of Contents
Replacement Parts List 5-7
Daily Maintenance 8
Monthly Maintenance 9
Servicing the Condensing Unit 10
Servicing the Evaporator 11-12
Troubleshooting Guide 13
MR4PMUHV Temperature/Defrost Control Quick Reference Guide 14-15
MR4PMUHV Display Code Chart 16
Electrical Schematics 17
Service Chart 18-19
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