Table of Contents
Advertisement
Quick Links
Installation, Operation
WARNING
QUALIFIED INSTALLER
Improper
installation,
alteration, service or maintenance
can
cause
property
personal
injury
or
Installation and service must be
performed by a trained, qualified
installer. A copy of this IOM should
be kept with the unit.
NOTICE
These instructions are addressed
primarily to the installer; however,
useful maintenance information is
included. This manual should be kept
with the unit for future reference.
& Maintenance
adjustment,
damage,
loss
of
life.
F1 Series
Indoor Air Handing Units
WARNING
FOR YOUR SAFETY
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
WARNING
If the information in this manual is not
followed exactly, a fire or explosion
may result causing property damage,
personal injury or loss of life.
Advertisement
Table of Contents
Related Manuals for AAON F1-060
Summary of Contents for AAON F1-060
- Page 1 F1 Series Indoor Air Handing Units Installation, Operation & Maintenance WARNING WARNING QUALIFIED INSTALLER FOR YOUR SAFETY Do not store or use gasoline or other Improper installation, adjustment, flammable vapors and liquids in the alteration, service or maintenance vicinity of this or any other appliance. cause property damage,...
-
Page 2: Table Of Contents
Table of Contents Safety .............................. 5 F1 Series Feature String Nomenclature ..................9 General Information ........................10 Codes and Ordinances ....................... 10 Receiving Units ......................... 11 Before Installation ........................12 Storage ............................12 Direct Expansion (DX) Systems ....................13 Wiring Diagrams ........................13 Condensate Drain Pans ...................... - Page 3 Blower Assembly ........................29 Coils ............................29 Heating ............................29 Filters ............................29 Replacement Parts ........................30 AAON-Longview Product Support ................... 30 Refrigerant Piping Diagrams ......................32 Thermostat Installation and Wiring ....................40 F1 Series Startup Form ......................... 50 Maintenance Log .......................... 53 Literature Change History......................
- Page 4 Index of Table and Figures Tables: Table 1 - Electric Heat Minimum Circuit Ampacity ..............17 Table 2 - Electric Heat Maximum Overcurrent Protection ............17 Table 3 - Factory Preset Air Flow....................18 Table 4 - Cooling Fan Speed Tap Settings ................... 18 Table 5 - Climate Settings......................
-
Page 5: Safety
Safety Attention should be paid to the following statements: NOTE - Notes are intended to clarify the unit installation, operation and maintenance. CAUTION - Caution statements are given to prevent actions that may result in equipment damage, property damage, or personal injury. WARNING - Warning statements are given to prevent actions that could result in equipment damage, property damage, personal injury or death. - Page 6 WARNING WARNING During installation, testing, servicing ROTATING COMPONENTS and troubleshooting of the equipment it may be necessary to work with live Unit contains fans with moving parts electrical components. Only that can cause serious injury. Do not qualified licensed electrician open door containing fans until the individual properly trained in handling power...
- Page 7 WARNING CAUTION Do not use oxygen, acetylene or air To prevent damage to the unit, do not in place of refrigerant and dry use acidic chemical coil cleaners. Do nitrogen for leak testing. A violent alkaline chemical coil explosion may result causing injury or cleaners with a pH value greater than death.
- Page 8 CAUTION PVC (Polyvinyl Chloride) and CPVC (Chlorinated Polyvinyl Chloride) are vulnerable attack certain chemicals. Polyolester (POE) oils used with R-410A other refrigerants, even in trace amounts, in a PVC or CPVC piping system will result in stress cracking of the piping and fittings and complete piping system failure.
-
Page 9: F1 Series Feature String Nomenclature
F1 Series Feature String Nomenclature Model/Feature Number Series and Unit Rev. Voltage App. Heat Mtrs Filters Cntls Blank Refri. Blank Cabinet Special Generation Size BASE MODEL FEATURE 3: CONTROLS 0 = Standard - Terminal Block SERIES AND GENERATION FEATURE 4: BLANK REVISION 0 = Standard B = Design Sequence... -
Page 10: General Information
Certification of Cooling Models General Information a. Certified for use with a R-410A condensing unit with scroll F1 Series air handling units are designed for compressor. safe operation when installed, operated and b. Certified for indoor installation only maintained within design specifications and the instructions set forth in this manual. -
Page 11: Receiving Units
Always wear hand and eye protection regulations may vary due to passage of new when handling, installing, servicing, laws, AAON suggests a certified technician or maintaining equipment. Sharp perform any work done on this unit. Should edges, moving parts and fly debris... -
Page 12: Before Installation
Never place this equipment void the product warranty. Contact the where it may be subjected to outdoor AAON Warranty Department for assistance conditions such as rain, snow, humidity, with handling damaged goods, repairs, and extreme... -
Page 13: Direct Expansion (Dx) Systems
During the cooling season, if the air flow is Direct Expansion (DX) Systems All DX systems include evaporator coils and reduced due to dirty air filters or any other thermal expansion valves (TXV). reason, the cooling coils can get too cold which will cause excessive liquid to return Never turn off the main power supply to the compressor. -
Page 14: Installation
Installation F1 series air handling units require a AAON equipment has been designed for minimum of 36 inches of service clearance quick and easy installation. Startup and on the access panel side of the unit in order... -
Page 15: Suspended
units are designed for up flow and horizontal auxiliary drain pan that covers the entire unit applications only. would be required for above ceiling installations. Suspended The F1 series multi-position air handling The air handling unit must be installed level unit can be easily suspended for suspended and care should be taken to prevent damage horizontal installations. -
Page 16: Lifting And Handling The Unit
Care must be taken not to cross the circuits Lifting and Handling the Unit Before lifting unit, be sure that all shipping on reheat systems. material has been removed from unit. Once piped, the interconnecting piping and air handling unit MUST BE evacuated to WARNING 500 microns or less;... -
Page 17: Field Wiring - Mca And Mop
8. Pull and install power wires per wiring correctly size the wire gauge(s) and circuit diagram and MCA, MOP information breaker(s), respectively. herein and secure all wires firmly 9. Replace the front control panel(s) of the Table 1 - Electric Heat Minimum Circuit unit Ampacity Line... -
Page 18: Ecm Driven Fan
Table 4 - Cooling Fan Speed Tap Settings ECM Driven Fan The Electrically Commutated Motor (ECM) F1-060/ F1-036/ COOL ADJUST has selectable fan speeds as determined by F1-048 F1-024 the configuration of four pins as shown in (cfm) (cfm) FIGURE 2. -
Page 19: Reheat Coil Refrigerant Piping
2. If unit is not heat pump capable then jumper O and Y1. Table 6 - Heating Fan Speed Tap Settings 3. If no humidistat is used then jumper BK and R. F1-060/ F1-036/ 4. When only one stage of heat is used F1-048 F1-024 HEAT Tap jumper W1 and W2. -
Page 20: Condensate Drain Piping
service of the air handling unit with space temperature when the unit is in the placement of the check valve. cooling mode. If that temperature is 2. After installing the check valve, mount unknown at the time of installation, set receiver (shipped loose). -
Page 21: Electrical
All cooling coils must have drain pans slope to the drain, will have moisture present equipped with “P” traps to avoid pulling air and will require periodic cleaning to prevent from outside the unit back through the drain any build-up of algae or bacteria. Cleaning line. -
Page 22: Thermostat
Units equipped with hot gas reheat must Thermostat have the hot gas reheat valves closed to get Units without neutral the proper charge. dehumidification feature will operate with most common thermostats. Units with the Units equipped with hot gas reheat must be neutral air dehumidification feature must use charged with the hot gas valve closed while thermostats with a normally closed (NC) - Page 23 Checking Liquid Sub-cooling Adjusting Sub-cooling and Superheat 1. Measure the temperature of the liquid Temperatures line as it leaves the condenser coil. The system is overcharged if: 2. Read the gauge pressure reading of the 1. the sub-cooling temperature is too high liquid line close to the point where the temperature was taken.
-
Page 24: Evaporator Coil
Correct an undercharged system by adding Evaporator Coil refrigerant to the system to reduce superheat and raise sub-cooling. CAUTION If the sub-cooling is correct and the Evaporator coils are shipped under superheat is too high, the TXV may need high pressure. Use extreme care and adjustment to correct the superheat. - Page 25 Table 8 - R-410A Refrigerant Temperature-Pressure Chart °F PSIG °F PSIG °F PSIG °F PSIG °F PSIG 78.3 134.7 213.7 321.0 463.2 80.0 137.2 217.1 325.6 469.3 81.8 139.7 220.6 330.2 475.4 83.6 142.2 224.1 334.9 481.6 85.4 144.8 227.7 339.6 487.8 87.2...
-
Page 26: Startup
wheel and well fitting access panels. Air Startup handling units should not be operated without proper ductwork and access panels General installed, except as required during start-up and air balancing. ONLY QUALIFIED, AUTHORIZED PERSONNEL SHOULD POWER ON, OR 1. Check all electrical connections to be STARTUP THIS EQUIPMENT. -
Page 27: Electric Heat Section Procedures
If temperature rise is within range, turn all heating calls off. WARNING Check to see that fan stops. Do not alter factory wiring. Deviation from the supplied wiring diagram will Refrigerant Cooling Section Procedures void all warranties, and may result in equipment damage personal... -
Page 28: Optional Equipment Procedures
Identify the controls on each unit by Optional Equipment Procedures If Modulating Hot Gas Reheat is equipped, consulting appropriate submittal or order additional installation steps are required. documents, and operate according to the control manufacturer’s instructions. If you 1. Field installed piping is required. cannot locate installation, operation or 2. -
Page 29: Lubrication
Quarterly: Coils Check operation of heating and cooling Coils should be inspected and cleaned sections. annually to ensure there is no obstruction to airflow. Dirty evaporator coils will Check inlet and outlet air temperatures. eventually freeze up, and often result in a Determine cause for abnormal changes. -
Page 30: Replacement Parts
Hot Gas Reheat Replacement Parts The AAON modulating hot gas reheat Parts for AAON equipment may be obtained system diverts hot discharge gas from the from your local representative. When condenser to the air handling unit through ordering parts, reference the unit serial the hot gas line. -
Page 32: Refrigerant Piping Diagrams
Refrigerant Piping Diagrams Figure 4 - Modulating Hot Gas Reheat Piping Diagram with Air Handling Unit above Condensing Unit. -
Page 33: Figure 5 - Modulating Hot Gas Reheat Piping Diagram With Air Handling Unit Below Condensing Unit
Figure 5 - Modulating Hot Gas Reheat Piping Diagram with Air Handling Unit below Condensing Unit... -
Page 34: Figure 6 - Modulating Hot Gas Reheat Piping Diagram With Air Handling Unit Above Condensing Unit With Optional Accumulator
Figure 6 - Modulating Hot Gas Reheat Piping Diagram with Air Handling Unit above Condensing Unit with Optional Accumulator... -
Page 35: Figure 7 - Modulating Hot Gas Reheat Piping Diagram With Air Handling Unit Below Condensing Unit With Optional Accumulator
Figure 7 - Modulating Hot Gas Reheat Piping Diagram with Air Handling Unit below Condensing Unit with Optional Accumulator... -
Page 36: Figure 8 - Heat Pump Piping Diagram With Indoor Unit Above Outdoor Unit
Figure 8 - Heat Pump Piping Diagram with Indoor Unit above Outdoor Unit... -
Page 37: Figure 9 - Heat Pump Piping Diagram With Outdoor Unit Above Indoor Unit
Figure 9 - Heat Pump Piping Diagram with Outdoor Unit above Indoor Unit... -
Page 38: Figure 10 - Heat Pump Piping Diagram With Modulating Hot Gas Reheat And Indoor Unit Above Outdoor Unit
Figure 10 - Heat Pump Piping Diagram with Modulating Hot Gas Reheat and Indoor Unit above Outdoor Unit... -
Page 39: Figure 11 - Heat Pump Piping With Modulating Hot Gas Reheat And Outdoor Unit Above Indoor
Figure 11 - Heat Pump Piping with Modulating Hot Gas Reheat and Outdoor Unit above Indoor Unit... -
Page 40: Thermostat Installation And Wiring
Thermostat Installation and Wiring Figure 12 - 2 Stage Cooling with Electric Heat... -
Page 41: Figure 13 - 2 Stage Cooling With Heat Pump And Electric Heat
Figure 13 - 2 Stage Cooling with Heat Pump and Electric Heat... -
Page 42: Figure 14 - 2 Stage Cooling And Electric Heat With Hot Gas Reheat And Humidistat
Figure 14 - 2 Stage Cooling and Electric Heat with Hot Gas Reheat and Humidistat... -
Page 43: Figure 15 - Main Control Board For Units Equipped With Modulating Hot Gas Reheat
Figure 15 - Main Control Board for Units Equipped with Modulating Hot Gas Reheat... -
Page 44: Figure 16 - Field Wiring Connections For An F1 Series Air Handling Unit
Figure 16 - Field Wiring Connections for an F1 Series Air Handling Unit. Electric heating connections are made at LVTB3. -
Page 50: F1 Series Startup Form
F1 Series Startup Form Job Name:_______________________________________________ Date:______________ Address:______________________________________________________________________ ______________________________________________________________________________ Model Number:_________________________________________________________________ Serial Number:_____________________________________________ Tag:_______________ Startup Contractor:______________________________________________________________ Address:______________________________________________________________________ _______________________________________________________ Phone:______________ Pre Startup Checklist Installing contractor should verify the following items. 1. Is there any visible shipping damage? 2. Is the unit level? 3. - Page 51 Supply Fan Assembly Alignment Check Rotation Nameplate Amps________ Number Compressors/DX Cooling Check Rotation Head Suction Crankcase Number Pressure Pressure Heater PSIG PSIG Amps 1 - Full Capacity Reduced Capacity Refrigeration System 1 Full Capacity - Cooling Mode Saturated Line Pressure Sub-cooling Superheat Temperature...
- Page 52 Unit Configuration Water-Cooled Condenser Air-Cooled Condenser No Water Leaks Condenser Safety Check Water Flow ________ gpm Water Inlet Temperature ________°F Water Outlet Temperature ________°F Water/Glycol System 1. Has the entire system been flushed and pressure checked? 2. Has the entire system been filled with fluid? 3.
-
Page 53: Maintenance Log
This log must be kept with the unit. It is the responsibility of the owner and/or maintenance/service contractor to document any service, repair or adjustments. AAON Service and Warranty Departments are available to advise and provide phone help for proper operation and replacement parts. -
Page 54: Literature Change History
Literature Change History November 2009 Update of the IOM formatting to match with other IOMs and adding some variable capacity scroll compressor information. April 2009 Update of the IOM adding the F1 Series model number description. June 2010 Revision of the IOM adding PVC and CPVC piping Caution. April 2012 Update of the IOM adding the electronic startup form, adding the index of tables and figures, and updating the table of contents. -
Page 56: R58420 · Rev. B · 171016
R58420 · Rev. B · 171016 (ACP 29902) It is the intent of AAON to provide accurate and current product information. However, in the interest of product improvement, AAON reserves the right to change pricing, specifications, and/or design of its product without notice, obligation, or liability.