This manual is for the exclusive use of licensees and employees of McDonald’s Systems Inc.
Page 8 of 18
Revision A
Preventative Maintenance
Clean the Condenser Coils (Quarterly)
For proper operation of the condensing unit, the condenser fins should be cleaned and
vacuumed every one (1) month. The front grill is designed to be removable without the
use of tools for this purpose.
Tools:
• Brush
• Safety Gloves
Procedure
1. Remove appropriate cover to access fins to be cleaned.
2. Carefully brush any remaining greasy dust or debris.
3. Replace cover after cleaning.
Check Gasket (Quarterly)
Check to see if drawer gasket broken. If the drawer gasket is broken, and cannot seal
the cabinet properly, please call 1-800-521-3987 or visit hkionline.com to order
replacement gasket (H-4-39-215).
WARNING!
Verify refrigerator is disconnected from the power source before
attempting any preventative maintenance. Failure to disconnect the electric
power could result in electric shock, burns, injuries or death.
Warning!
Failure to properly perform scheduled preventative
maintenance may void manufacturer’s warranty.
CAUTION!
The fins on a condenser coil are very sharp, and some refrigeration
components can be very hot, resulting in possible cuts and/or burns. Avoid
physical contact with the fins on the condenser coil or any related refrigeration
lines. Gloves are recommended when accessing the internal components of
any refrigerated equipment.
Remove panel: Lift panel
and pull out
Use a soft bristled brush to
clean greasy on the coil
Check to see if the Drawer
gaskets are in good condition
