2 Rheem Manufacturing Company
Engineering Features
RARL- Series Condensing Units
1. Copeland Scroll UltraTech
™
compressor is hermetically sealed
and incorporates internal high temperature motor overload
protection, and durable insulation on the motor windings. It is
externally mounted on rubber grommets to reduce vibration
and noise.
2. Compressors have an internal pressure relief assembly to
protect against excessive pressure differential.
3. All refrigerant connections are on the exterior of the unit,
located close to the ground for neat appearing installations.
4. Cabinet is constructed of powder painted galvanized
steel. The full wrap-around louvered grille protects the coil
from damage.
5. Copper Tube—Aluminum Fin coils are used on all models.
6. The control box is located in the top corner of the cabinet
providing for easy access through a service panel.
7. Service valves are standard on all models.
8. Power and control wiring are kept separate.
9. Every unit is factory charged and tested.
10. Separate compressor compartment for easy service access.
11. Drawn, painted base pan for extra corrosion resistance and
sound reduction.
12. RARL has a 10 year compressor limited warranty and a
liquid line filter drier. The RARL Series also has factory
installed low pressure control, high pressure control, and time
delay control.
13. Hard Start Kits—Standard on all models.
14. Enhanced Compressor sound-wrap is standard.
15. The 2, 3, and 4 ton models feature an 8-pole motor with a
3-blade outdoor fan. The 5 ton model features the GE
®
ECM
two-speed motor with a 3-blade outdoor fan.
16. Control Box Cover.
COPELAND SCROLL ULTRATECH
™
COMPRESSOR
The Copeland Scroll UltraTech
™
compressor is the key to efficiency for this Rheem model. It’s the latest in
high-efficiency compressor technology. The advanced scroll compressor offers low noise and vibration
characteristics and features tolerance to liquid refrigerant and system contamination. The Copeland Scroll
UltraTech
™
also has low start torque, eliminating start problems in the field. And its unique design enables
the RARL- condensing unit to perform efficiently, quietly and reliably.
All controls and compressor are accessible
for servicing by removal of the service panel.
Drawn Painted Base Pan.
■
In operation, Comfort Alert Diagnostics monitors vital data from the Copeland
Scroll UltraTech
™
compressor and thermostat, quickly pinpointing the root
cause(s) of any cooling system malfunction—including common electrical
problems, compressor defects and broad system faults.
[ ] Designates Metric Conversions
Comfort Alert
TM
Trademark of Copeland Corporation
Problem-Solving Accuracy
Troubleshooting air conditioning systems with and without Comfort Alert
Accuracy
with
Comfort Alert
Accuracy
without
Comfort Alert
92%
17%
100%
63%
Entry-Level Technicians
Experienced Technicians
Comfort Alert
™
Diagnostics
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