Page 49

AAON LN Series - Page 49

64 pages

Save Page as PDF

To Next Page

To Next Page

To Previous Page

To Previous Page

Loading...

49

Table of Contents

Table of Contents2
Codes and Ordinances14
Receiving Unit14
Storage15
Chiller15
Wiring Diagrams16
General Maintenance16
Chiller Primary Pumping16
Automatic Air Vent17
Dual Pumps17
Pressure Gauges and Thermometers17
Pipe Insulation17
Table 1 - Service Clearances18
Figure 1 - LN Base18
Chiller Placement18
Curb and Steel Mount Installation18
Table 2 - Mounting Dimensions19
Figure 2 - Curb Mounting with Dimensions19
Figure 3 - Steel Mounting Rail with Dimensions19
Figure 4 - Lifting Points19
Lifting and Handling19
Figure 5 - Lifting Detail of a 45-60 Ton Unit20
Figure 6 - Lifting Detail of a 75-140 Ton Unit20
Water Connection21
Mounting Isolation21
Figure 7 - Factory Supplied End Flashings21
Access Doors21
End Flashing Installation21
Table 3 - Nameplate Voltage Markings22
Low Ambient Operation22
Electrical22
Figure 8 - Front View of Utility Entry and Power Switch from Control Compartment23
Table 4- Tandem Circuited Variable Speed Compressor VFD Frequency Range24
Variable Speed Compressors24
Figure 9 - Fan with the HUB on the Top and RET on the Bottom26
Figure 10 - Bushing Mount Location26
Figure 11 - RET with Pin in Groove 426
Axial Flow Condenser Fans26
Table 5 - Return/Exhaust Fan Pin Location27
Table 6 - Return/Exhaust Fan Pin Location27
Figure 12 - Fan HUB and RET Castings27
Table 7 - Fan Assembly Bushing Torque Specifications28
Figure 13 - Pitch Insert28
General29
Compressors29
Refrigerant Suction Line Filter29
Suction Filter Removal Instructions29
Adjusting Refrigerant Charge30
Table 8 - Acceptable Refrigeration Circuit Values31
Table 9 - R-410A Refrigerant Temperature-Pressure Chart32
Lubrication33
Air-Cooled Condenser33
Brazed Plate Heat Exchanger Cleaning33
E-Coated Coil Cleaning33
Microchannel Coil Cleaning36
Service38
Replacement Parts38
AAON Technical Support38
Automatic Air Vent Valves39
Pumps - Installation and Operating Instructions41
Pump Piping - General42
Pump Operation43
General Care44
Dual Pump Specific Information46
Suction Guides51
Flo-Trex Combination Valve52

EasyManua.ls – Your Ultimate Manuals Destination!

With a comprehensive collection of over 1 million PDF manuals, service guides, instruction booklets, and quick start guides, we cover every aspect of your needs. Explore manuals for products from more than 50,000 brands all in one place. Search and instantly view the manual you’re looking online for free.

Privacy Policy
Contact Us

© Copyright 2026 EasyManua.ls. All Rights Reserved.