3
Index of Tables and Figures
Tables:
Table 1 - Service Clearances......................................................................................................... 18
Table 2 - Mounting Dimensions ................................................................................................... 19
Table 3 - Nameplate Voltage Markings ........................................................................................ 22
Table 4- Tandem Circuited Variable Speed Compressor VFD Frequency Range ....................... 24
Table 5 - Return/Exhaust Fan Pin Location .................................................................................. 27
Table 6 - Return/Exhaust Fan Pin Location .................................................................................. 27
Table 7 - Fan Assembly Bushing Torque Specifications.............................................................. 28
Table 8 - Acceptable Refrigeration Circuit Values ....................................................................... 31
Table 9 - R-410A Refrigerant Temperature-Pressure Chart ......................................................... 32
Figures:
Figure 1 - LN Base ........................................................................................................................ 18
Figure 2 - Curb Mounting with Dimensions ................................................................................. 19
Figure 3 - Steel Mounting Rail with Dimensions ......................................................................... 19
Figure 4 - Lifting Points ................................................................................................................ 19
Figure 5 - Lifting Detail of a 45-60 ton Unit ................................................................................ 20
Figure 6 - Lifting Detail of a 75-140 ton Unit .............................................................................. 20
Figure 7 - Factory Supplied End Flashings................................................................................... 21
Figure 8 - Front View of Utility Entry and Power Switch from Control Compartment ............... 23
Figure 9 - Fan with the HUB on the top and RET on the bottom. ................................................ 26
Figure 10 - Bushing Mount Location............................................................................................ 26
Figure 11 - RET with Pin in Groove 4 .......................................................................................... 26
Figure 12 - Fan HUB and RET Castings ...................................................................................... 27
Figure 13 - Pitch Insert ................................................................................................................. 28
V28980 · Rev. B · 190515
Summary of Contents for LN Series
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