Cres Cor R-171-UA9B Installation Manual
5925 Heisley Road • Mentor, OH 44060-1833
877/CRES COR (273-7267) • 440/350-1100
Fax: 440/350-7267 • www.crescor.com
Series R-171-B
Refrigerated Cabinets
Rev. 4 (12/04) Page 1 of 4
FL-0305-C
OPERATING and MAINTENANCE INSTRUCTIONS
for Cres Cor Refrigerated Cabinet, Model R-171-UA9B
ELECTRICAL CONNECTIONS:
Current Draw: 9.8 Amps 4.9Amps
Cycles: 60 Hz. 60 Hz
Phase: Single Single
NEMA 5-15P 6-15P
120 Volt 240 Volt
HOW TO INSTALL THE CABINET:
1. Remove all packing material from inside
the cabinet.
2. INSTALL ALL ANGLES BEFORE UNIT IS
TURNED ON
a. Check the height of the pans or carriers that
are going to be used so you can figure how
much space you will need between angles.
b. Set angle pins in slots in the cabinet;
push down.
3. Allow enough clearance around cabinet for air
flow.
HOW TO OPERATE:
To Start (See Fig. 1):
1. Turn Switch to OFF
2. Plug cord into lower rear of cabinet.
Turn cord connector to the right to lock it.
3. Plug other end of cord into wall outlet.
4. Turn thermostat so arrow points UP (midscale).
5. Turn Power Switch to ON. Light will
come on and compressor will start.
Hints:
1. Listen closely for the compressor. It will be
slightly loud at first, then quiet down.
2. If you do not hear compressor running, turn
Power Switch to OFF right away.
See "Trouble-shooting" (page 3).
FIGURE 1
1. Pilot Light
2. Thermostat
3. Power Switch
HOW TO OPERATE (continued):
To Run the Unit:
Adjust the thermostat to midscale. The temperature will be 38° F (3° C) to 41° F (5° C).
NOTE: Turn thermostat to the right
(clockwise) for colder cabinet
temperature; or to the left (counterclockwise) for a warmer
temperature.
The thermostat has an OFF position.
The compressor will not run when
turned OFF; but the evaporator fan
will continue to circulate the air in
the cabinet.
To Shut Unit Off:
Turn Power Switch to OFF
5925 Heisley Road • Mentor, OH 44060-1833
877/CRES COR (273-7267) • 440/350-1100
Fax: 440/350-7267 • www.crescor.com
OPERATING and MAINTENANCE INSTRUCTIONS
for Cres Cor Refrigerated Cabinet, Model R-171-UA9B
MAINTENANCE:
HOW TO CHARGE AND SERVICE THE REFRIGERATION SYSTEM
The high-side pressure should be approximately 120 PSI;
low pressure should be approximately 18 PSI at 70° F (21° C) room temperature.
The charge should be 9.5 ounces of R134A.
Service valves are located on the condenser assembly.
HOW TO CLEAN THE CABINET:
WARNING!
1. REMOVE POWER CORD FROM
CABINET BEFORE CLEANING.
2. DO NOT HOSE CABINET WITH WATER.
3. DO NOT GET WATER IN COMPRESSOR
COMPARTMENT.
4. DO NOT USE ABRASIVES OR HARSH
CHEMICALS.
Soil Cleaner Method
Mild Detergent* and hot water, or
mild abrasive cleaner.
Steam (no strong alkaline
additive)
Mild Detergent* and hot water
Chemical oven cleaner for
aluminum
Mild abrasive cleaner.
Oily or waxy cleaner.
CABINET
(Aluminum)
Dirt
Fingerprints,
grease, oil
Water Spots
Series R-171-B
Refrigerated Cabinets
Rev. 4 (12/04) Page 2 of 4
FL-0305-C
Cleaning Hints:
1. Wipe up spills as soon as possible.
2. Clean the cabinet regularly to avoid
heavy dirt build-up.
3. Clean a test spot with cleaner.
4. Follow manufacturer's directions on
the cleaner.
5. Do not mix cleaners.
6. Avoid drips and splashes.
1. Wipe with soft, damp cloth.
2. Rinse with hot water.
3. Wipe Dry.
1. Rinse after steam cleaning.
2. Wipe Dry
1. Wipe with soft, damp cloth.
2. Rinse with hot water.
3. Wipe Dry.
Follow oven cleaner manufacturer’s
instructions
Apply with soft, clean cloth.
Wipe with damp cloth.
*Mild detergents include soaps and non-etching cleaners.
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