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Service Manual -
HRG18xxS1P
508206-01
Issue 2140
Page 63 of 83
Figure 33. Checking Crankcase Heater Thermostat
STATUS CODE:
None
ERROR CODES:
None
Compressor Sound Cover
All units come with a soft-sided polyethylene molded outer shell compressor sound cover. The cover helps reduce any
unwanted operating sounds from the compressor. The cover features a hook/loop closure system for ease of installation on
the compressor.
Figure 34. Compressor Sound Cover
Suction Line Filter Drier
(Rotary Compressor Models Only)
The HRG1836S1P units have a rotary compressor and have a factory installed suction line filter drier installed in the
suction line. Liquid drier is not required, but may be field installed. The filter drier is designed to remove moisture and
foreign matter, which can lead to compressor failure.
Figure 35. Suction Line Filter Drier
Liquid Line Filter Drier
(HRG1860S1P Scroll Compressor Models Only)
The
HRG1660S1P
has a scroll compressor and a liquid line filter drier that is shipped loose along with the unit. The filter
drier is designed to remove moisture and foreign matter, which can lead to compressor failure.