AAON V3 Series Manuals

Manuals and User Guides for AAON V3 Series. We have 1 AAON V3 Series manual available for free PDF download: Installation Operation & Maintenance

AAON V3 Series Installation Operation & Maintenance (80 pages)

Horizontal Indoor Air Handling Units

Brand: AAON | Category: Air Handlers | Size: 3 MB

Table of Contents
2
Safety
6
H3 Base Model Description
11
General Information
17
Codes and Ordinances
18
Receiving Unit
18
Storage
19
Wiring Diagrams
19
Installation
19
Locating the Unit
19
Figure 1 - Lockable Handle
19
Table 1 - H3 Series Clearances (Metric)
20
Table 2 - H3 Series Clearances (Imperial)
20
Table 3 - Coil Removal Clearances
20
Figure 2 -Minimum Clearance Required for Access to Unit (H3 Series Plan View)
20
Figure 3 - H3 Internal Control Panel with Top Access Panel Removed
21
Figure 4 - H3 Series Platform Suspension Installation
21
Figure 5 - H3 Series Parallel Beam Suspension Installation
22
Figure 6 - H3 Series Unit Orientation
22
Lifting and Handling the Unit
23
Unit Assembly
23
Figure 7 - H3 Schematic with (1) Mixing Box, (2) Air Handler, and (3) Final Filter
23
Figure 8 - Low & High Voltage Quick Connect
23
Figure 9 - Apply Gasket
24
Figure 10 - Connect Sections
24
Figure 11 - Bar Clamp
24
Control Box
25
Figure 12 - Flange Overlap
25
Figure 13 - Self-Tapping Screw
25
Figure 14 - Back View External Control Box
25
Electrical
26
Table 4 - Nameplate Voltage Markings & Tolerances
26
Figure 15 - External Control Box Electrical Connections
26
Figure 16 - H3 Internal Control Panel Electrical Connections
27
Duct Connection
29
Condensate Drain Pans
29
Table 5 - Control Wiring
29
Table 6 - 35 KAIC Fuse Sizing
29
Table 7- 65 KAIC Fuse Sizing
29
Condensate Drain Piping
30
Figure 17 - Drain Trap
30
Startup
31
Filters
31
Supply Fans
31
Fan Air Flow Adjustment
31
Table 8 - Drain Trap Dimensions (Metric)
31
Table 9 - Drain Trap Dimensions (Imperial)
31
Figure 18 - Typical Wiring Diagram with EC Motor
32
Figure 19 - Shows the Jumper that Is to be Removed (Jumped between S1 and S2)
32
Figure 20 - Potentiometer
32
Operation
33
Thermostat Operation
33
Split System DX Cooling Operation and Control
33
Chilled Water or Non-Compressorized DX Cooling Operation
33
Steam or Hot Water Preheating Operation
33
Electric Heating Operation
33
Maintenance
33
DX Cooling
34
Condensate Drain Pans
34
Winterizing Coils
34
Supply Fans
34
E-Coated Coil Cleaning
34
Options
36
Heating Coils
36
Table 10 - Steam Distributing Coil Sweat Connection Sizes
36
Figure 21 - Steam Distributing Piping
36
Chilled Water Coil
37
Table 11 - Hot Water Coil Sweat Connection Sizes
37
Table 12 - Chilled Water Coil Sweat Connection Sizes
37
Table 13 - Minimum and Maximum Coil Pressures and Temperatures
37
Figure 22 - Hot & Chilled Water Piping
37
Direct Expansion (DX) Systems
38
Evaporator Coil
39
Thermal Expansion Valve
39
Hot Gas Reheat
39
Hot Gas Bypass
39
Figure 23 - TXV Bulb Position
39
Purge Circuit
40
Adjusting Refrigerant Charge
40
Figure 24 - Hot Gas Purge Circuit
40
Table 14 - Acceptable Refrigeration Circuit Values
41
Table 15 - Acceptable Microchannel Air-Cooled Condenser Coil Liquid Sub-Cooling Values
42
Table 16 - Acceptable Microchannel Air-Cooled Condenser Coil Liquid Sub-Cooling Values
42
Table 17 - R-410A Refrigerant Temperature-Pressure Chart (Metric)
44
Table 18 - R-410A Refrigerant Temperature-Pressure Chart (Imperial)
45
Table 19 - R-454B Refrigerant Temperature-Pressure Chart (Metric)
46
Table 20 - R-454B Refrigerant Temperature-Pressure Chart (Imperial)
47
Energy Recovery Units
48
Initial Mechanical Check and Setup
48
Figure 25 - Energy Recovery Wheel
48
Figure 26 - Lifting Hole Locations
48
Polymer Energy Recovery Wheel
49
Figure 27 - Polymer Energy Recovery Wheel
49
Figure 28 - Wheel Segment Removal Pattern
53
Energy Recovery Wheel General Cleaning
56
Figure 29 - H3 a or B Cabinet Energy Recovery Wheel
58
Figure 30 - H3 a or B Cabinet Outside Air Filter Access
58
Figure 31 - H3 C Cabinet Energy Recovery Wheel
59
Figure 32 - H3 C Cabinet Outside Air Filter Access
59
Figure 33 - H3 D or E Cabinet Energy Recovery Wheel
59
Electric Heating
60
Table 21 - Electric Heating Capacities
60
Phase and Brownout Protection Module
61
Filter Replacement
63
Replacement Parts
63
Aaon
63
Filter Information
66
Table 22 - H3 Series a Cabinet Unit Filters
66
Table 23 - H3 Series B Cabinet Unit Filters
66
Table 24 - H3 Series C Cabinet Unit Filters
67
Table 25 - H3 Series D Cabinet Unit Filters
67
Table 26 - H3 Series E Cabinet Unit Filters
68
Table 27 - H3 Series a Cabinet Final Filters
68
Table 28 - H3 Series B Cabinet Final Filters
68
Table 29 - H3 Series C Cabinet Final Filters
69
Table 30 - H3 Series D Cabinet Final Filters
69
Refrigerant Piping Diagrams
70
Table 31 - H3 Series E Cabinet Final Filters
70
Table 32 - H3 Series Energy Recovery OA Filters (Feature 13 ≠ 0)
70
Table 33 - H3 Series Energy Recovery RA Filters (Feature 13 ≠ 0)
70
H3 Series Startup Form
71
Maintenance Log
76
Maintenance Log (E-Coated Coil)
77
Literature Change History
78

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AAON V3 Series Installation Operation & Maintenance (80 pages)

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