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AAON ProFit WH Series, Установка, эксплуатация и обслуживание, Страница: 40 / 48

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40 
 

 

 
See 

Filter Information

 section for reference 

to the correct size and quantity of filters. 
 

Replacement Parts 

Parts for AAON equipment may be obtained 
by contacting your local AAON 
representative. When ordering parts, 
reference the unit serial number and part 

number located on the external or internal 
nameplate of the unit. 
 
Note: Warranty end date can be found on the 
unit nameplate. 

 
AAON  
Warranty, Service, and Parts Department 

2425 S. Yukon Ave. 
Tulsa, OK 74107 
Ph: 918-382-6450 
[email protected] 
www.AAON.com 
 

Note:

 Before calling, have the model and 

serial number of the unit available to help 
answer questions regarding the unit. 
 

Filter Information 

 

Table 10 - 006-012 WH Unit Series Filters (A Cabinet) 

Feature 3B 

Quantity/Size (W x H x D) 

Type 

A 

(1)

 

18” x 10” x 2” 

Pleated, MERV 8 

K Pleated, 

MERV 

11 

L Pleated, 

MERV 

13 

E 

(1)

 

18” x 10” x 1”  

Pleated, MERV 8 

F Pleated, 

MERV 

11 

G Pleated, 

MERV 

13 

I (1)

 

18” x 10” x 1” 

Fiberglass 

J (1)

 

18” x 10” x 2” 

 

 
 
 
 
 
 
 
 

 
 

 

Electric shock hazard. Shut off all 
electrical power to the unit to avoid 
shock hazard or injury from rotating 
parts.

 

    

 

WARNING

 

Содержание ProFit WH Series

Страница 1: ... a fire may result causing property damage personal injury or loss of life WARNING QUALIFIED INSTALLER Improper installation adjustment alteration service or maintenance can cause property damage personal injury or loss of life Startup and service must be performed by a Factory Trained Service Technician Keep a copy of this IOM with the unit WARNING ...

Страница 2: ......

Страница 3: ...Access 18 Lifting and Handling the Unit 19 Blower Motor and Fan Access 19 Refrigerant to Water Heat Exchanger Water Piping 20 Electrical 24 Duct Connection 27 Startup 29 Supply Fans 29 Fan Air Flow Adjustment 29 Adjusting Refrigerant Charge 30 Operation 33 AAON WSHP Pioneer Silver Controller 33 Maintenance 39 DX Cooling 39 Condensate Drain Pans 39 Supply Fans 39 Filter Replacement 39 Replacement P...

Страница 4: ...e 12 024 030 WH Series Unit Filters C Cabinet 41 Table 13 036 042 WH Series Unit Filters D Cabinet 42 Table 14 048 060 WH Series Unit Filters E Cabinet 42 Figures Figure 1 Access Panels 13 Figure 2 Foam Shipping Block 15 Figure 3 Mounting Horizontal Units 15 Figure 4 Vibration Grommet Installation 15 Figure 5 Condensate Drain Piping 16 Figure 6 Drain Trap 17 Figure 7 Horizontal Configuration Orien...

Страница 5: ...el Drain Pan Controls 5 Wire Thermostat Control Installation and Maintenance Color Coded Wiring and Wiring Diagram Environmentally Friendly R 410A Refrigerant Extended Life Sturdy Galvanized Steel Construction Induction Brazing Stainless Steel Drain Pan 5 Year Parts Warranty Reduced Sound Compressors Mounted with Rubber in Shear Isolators on an Isolation Plate with Rubber in Shear Isolation to the...

Страница 6: ... alkaline chemical coil cleaners with a pH value greater than 8 5 after mixing without first using an aluminum corrosion inhibitor in the cleaning solution Cleaning the cooling tower or the water loop with harsh chemicals such as hydrochloric acid muriatic acid or chlorine can damage the refrigerant to water heat exchanger Care must be taken to avoid allowing chemicals to enter the refrigerant to ...

Страница 7: ...where refrigerant or nitrogen gases may be leaking A sufficient quantity of vapors may be present and cause injury or death UNIT HANDLING To prevent injury or death lifting equipment capacity must exceed unit weight by an adequate safety factor Always test lift unit not more than 24 inches high to verify proper center of gravity lift point to avoid unit damage injury or death ELECTRIC SHOCK AND FI...

Страница 8: ...iate Personal Protective Equipment PPE be worn must be followed ROTATING COMPONENTS Unit contains fans with moving parts that can cause serious injury Do not remove panel containing fans until the power to the unit has been disconnected and fan has stopped rotating WATER FREEZING Failure of the refrigerant to water heat exchanger due to freezing will allow water to enter the refrigerant circuit an...

Страница 9: ...ice must be performed by a Factory Trained Service Technician 3 The unit is for indoor use only See General Information section for more unit information 4 Every unit has a unique equipment nameplate with electrical operational and unit clearance specifications Always refer to the unit nameplate for specific ratings unique to the model you have purchased ...

Страница 10: ...vision 0 Minor Revision 0 Voltage 3 460V 3Φ 60Hz 4 575V 3Φ 60Hz A 265V 1Φ 60Hz B 115V 1Φ 60Hz C 208 230V 1Φ 60Hz D 208 230V 3Φ 60Hz Efficiency Level 0 Std Efficiency Compact Box Compressor Style 0 R 410A On Off Compressor Heat Pump Loop Type 0 Water Loop Cooling Tower Only EWT 60 F A Ground Loop Application B Ground Water Application Coil Type 0 Copper Coaxial Refrigerant to Water Heat Exchanger F...

Страница 11: ...ng w Fused Disconnect 60 Amp 6A Control Sequence 0 Terminal Block for Thermostat Pioneer Silver Controller A Terminal Block for Thermostat Pioneer Silver Controller Expansion Board 6B Control Options 0 Standard No Communication 7 Cabinet Options G 1 2 Fiberglass Cabinet Insulation Stainless Steel Drain Pan H 1 2 Fiberglass Cabinet Insulation Stainless Steel Drain Pan Low Sound Package MLV 8 WSE 0 ...

Страница 12: ... NFPA 90A and local building plumbing and waste water codes All appliances must be electrically grounded in accordance with local codes or in the absence of local codes the current National Electric Code ANSI NFPA 70 or the current Canadian Electrical Code CSA C22 1 Improper installation adjustment alteration service or maintenance can cause property damage personal injury or loss of life Startup ...

Страница 13: ...igure 1 Access Panels Storage If installation will not occur immediately following delivery store equipment in a dry protected area away from construction traffic and in the proper orientation as marked on the packaging with all internal packaging in place Secure all loose shipped items Direct Expansion DX Systems All systems are factory assembled leak tested charged with R 410A refrigerant and ru...

Страница 14: ...14 Wiring Diagrams Unit specific wiring diagrams are affixed inside the control compartment panel ...

Страница 15: ...to the unit Verify ceiling floor or foundation can support the total unit weight including accessory weights To properly support the horizontal WSHP unit and reduce sound and vibration it must be mounted level in both horizontal directions These units are designed to be suspended via threaded rod field provided through all four hanger brackets using the four 4 vibration grommets factory provided a...

Страница 16: ... when floor mounting a unit Condensate Drain Piping A p trap and drain line must be installed on horizontal units with the p trap not to exceed 6 from the drain connection Use the same pipe size or larger as than the drain connection and pitch downward toward drain Use an air break in long runs of condensate lines Note All horizontal units require a field installed p trap Draw through cooling coil...

Страница 17: ...ttom of the leaving pipe must be at least equal to 1 This ensures that enough water is stored in the trap to prevent losing the drain seal during unit startup Table 1 Clearances Minimum Clearances Required Capacity Front Control Panel Back Air Intake 006 009 012 20 24 6 015 018 20 20 6 024 030 20 20 6 036 042 20 20 6 048 060 20 20 6 Figure 7 Horizontal Configuration Orientations ...

Страница 18: ... it clears the captive panel at the bottom of the blower panel 3 Pull the bottom of the blower panel out about 10 degrees then down and away from the unit 4 Grip the blower assembly with both hands and lift it about or until it clears the captive panel at the assembly Figure 8 Blower Assembly with Captive Panel Figure 9 Blower Assembly Shown Pulled Away From Blower Panel 5 Pull the lower half of t...

Страница 19: ...wer Motor and Fan Access To access the blower motor and fan first remove the blower assembly as outlined in the appropriate Blower Assembly Removal for your unit Once the blower assembly is on a working surface 1 Remove the five 5 screws that secure the blower motor to the blower assembly 2 Pull the motor and blower up and out of the blower assembly UNIT HANDLING Incorrect lifting can cause damage...

Страница 20: ...result of chemical corrosion is excluded from coverage under AAON warranties and the heat exchanger manufacturer warranties Failure of the refrigerant to water heat exchanger may allow water to enter the refrigerant circuit and may cause extensive damage to the refrigerant circuit components Any damage to the equipment as a result of refrigerant to water heat exchanger failure from chemical corros...

Страница 21: ...g mode with the design minimum flow rate Adding glycol causes an increase in pressure drop resulting in a decrease in unit performance A minimum concentration of 20 glycol solution is required The unit controller contains dip switches to set the loop glycol percentage Set the glycol percentage to the closest option available rounding down if needed The option selected will reset the Leaving Water ...

Страница 22: ...e system Balancing valves permanent thermometers and gauges may be required WATER PRESSURE Prior to connection of the water supply verify water pressure is less than maximum pressure shown on unit nameplate To prevent injury or death due to instantaneous release of high pressure water drain valves must be field supplied on water piping Supply water connection may require a backflow preventer to pr...

Страница 23: ...ed areas or outside the building must be insulated NOTE Ball valves must be installed in the water supply and return lines for unit isolation and water flow balancing All manual flow valves must be of the ball valve design Globe or gate valves must not be used due to high pressure drops and poor throttling characteristics Pressure and temperature ports are recommended in water supply and return li...

Страница 24: ...x voltage for which the unit performance is designed and rated to give acceptable performance 3 Note All units are factory wired for either 115V 208V 230V 265V 460V or 575V The transformer configuration must be checked by a qualified technician prior to service especially if unit is to be connected to a 208V or 230V supply Note All our units are default wired to 208V for the 208V 230V option To ut...

Страница 25: ...electrically grounded in accordance with local codes or in the absence of local codes the current National Electric Code ANSI NFPA 70 or the current Canadian Electrical Code CSA C22 1 Wire power leads to the unit s contactor or main disconnect All wiring beyond this point has been completed by AAON and cannot be modified without effecting the unit s agency safety certification Supply voltage must ...

Страница 26: ... for that size wire The wiring to the unit must not exceed the total wire distance allowable If the voltage at the connectors is less than 21 VAC isolation relays must be installed If under external control 21 VAC must be field verified All external devices must be powered via a separate external power supply Example A total of 5 wires must be pulled 75ft to a control the unit What size wire must ...

Страница 27: ...ccess open the filter access door Figure 12 Using the Filter Pull 2 The filter pull is now accessible Grasp the filter pull and lift it approximately and with moderate force pull it out and away from the unit Note Use caution that filters are clear of access holes so that filter damage does not occur See Figure 12 3 Because the filter pull may be longer than available room it may be necessary to r...

Страница 28: ...when ordering the units Ductwork must be sized in accordance with the ASHRAE Handbook Ductwork must be installed in accordance with NFPA Standard 90A When attaching duct to the unit use a flexible compressible material rated for duct connections A three inch flexible connector for both return and supply duct connections is recommended ...

Страница 29: ...Fan Fan Air Flow Adjustment A specific air volume is delivered by the PSC fans Field airflow adjustment may be required at startup Standard PSC motors have limited RPM Adjustment to adjust airflow Each motor type has three speed taps to select from High Medium and Low Adjustment for the PSC speed must be made by altering the motor power connected to the motor WH015 060 Adjustment for the A cabinet...

Страница 30: ...tative of the charge than evaporator superheat but both measurements must be taken Before Charging Unit being charged must be at or near full load conditions before adjusting the charge Units equipped with hot gas reheat must be charged with the hot gas reheat valves closed while the unit is in cooling mode to get the proper charge After charging operate the unit in reheat dehumidification mode to...

Страница 31: ...uperheat 8 15 F Adjusting Sub Cooling and Superheat Temperatures The system is overcharged if the sub cooling temperature is too high and the evaporator is fully loaded low loads on the evaporator result in increased sub cooling and the evaporator superheat is within the temperature range as shown in the table above high superheat results in increased sub cooling Correct an overcharged system by r...

Страница 32: ... 96 8 57 161 0 84 249 8 111 369 1 138 526 6 31 98 8 58 163 8 85 253 7 112 374 2 139 533 3 32 100 9 59 166 7 86 257 5 113 379 4 140 540 1 33 102 9 60 169 6 87 261 4 114 384 6 141 547 0 34 105 0 61 172 5 88 265 4 115 389 9 142 553 9 35 107 1 62 175 4 89 269 4 116 395 2 143 560 9 36 109 2 63 178 4 90 273 5 117 400 5 144 567 9 37 111 4 64 181 5 91 277 6 118 405 9 145 575 1 38 113 6 65 184 5 92 281 7 1...

Страница 33: ... Power 15VA Outputs Relay Outputs 1A maximum per output Input Requirements Resistive Inputs require 10K Type 3 Thermistor 24VAC Inputs Inputs provide 4 7kΩ Load Environmental Operating Temperature 32 to 158 F 0 to 70 C Storage Temperature 4 to 158 F 20 to 70 C Humidity Storage and Operating 0 to 95 RH non condensing Mounting Dimensions Mounting Board is mounted via four shoulder eyelets located on...

Страница 34: ...e Screw Terminal Block H1 Network terminal used for communication with the expansion board Network terminal used for communication with the expansion board S Shield Quick Disconnect Terminals P1 AUX Auxiliary alarm terminal Dry contact with AUX IN enables alarm P2 AUX IN Auxiliary alarm terminal Dry contact with AUX enables alarm P3 TEST Delay override terminal Dry contact with TEST IN enables the...

Страница 35: ...wn 2 Condensate Overflow 3 Low Voltage 4 High Voltage Compressor Operation The compressor will enable upon receiving a 24VAC input on the Y terminal or a 24VAC input on the TH_NS terminal if in night setback mode unless an alarm is active If the supply fan was not enabled prior to the compressor call then the supply fan will enable for 5 seconds before the compressor is started The compressor has ...

Страница 36: ...ode the controller will execute a random start delay The night setback mode can be overridden with a 24VAC input to the night setback override terminal NS_OV Once the override signal is received night setback will be overridden for 2 hours even if the signal is removed While night setback is overridden the controller will respond to the normal thermostat signals Test Mode Test mode is enabled by c...

Страница 37: ...pressor the supply fan and the reversing valve Leaving Water Temperature Alarm To prevent freezing of the liquid heat exchanger the leaving water temperature alarm will activate and turn the compressor off if the refrigerant saturated suction temperature during heating drops below the freeze protection temperature setpoints in Table 9 Glycol Percentage Setpoints based on the glycol percentage that...

Страница 38: ... The supply fan and the compressor are allowed to operate when this alarm is activated Emergency Shutdown Alarm The emergency shutdown input requires a constant connection to either 24VAC or 24VAC common for normal operation If the 24VAC or 24VAC common signal is removed then the controller will enter emergency shutdown mode This alarm will disable the compressor and the supply fan This alarm will...

Страница 39: ...signal across the reversing valve terminals Condensate Drain Pans Drain pans will have moisture present and require periodic cleaning to prevent microbial growth Cleaning of the drain pans will also prevent any possible plugging of the drain lines and overflow of the pan itself Cleaning of the drain pans and inside of the unit must be done only by qualified personnel Supply Fans Supply Fan Lubrica...

Страница 40: ...artment 2425 S Yukon Ave Tulsa OK 74107 Ph 918 382 6450 techsupport aaon com www AAON com Note Before calling have the model and serial number of the unit available to help answer questions regarding the unit Filter Information Table 10 006 012 WH Unit Series Filters A Cabinet Feature 3B Quantity Size W x H x D Type A 1 18 x 10 x 2 Pleated MERV 8 K Pleated MERV 11 L Pleated MERV 13 E 1 18 x 10 x 1...

Страница 41: ... x 16 x 1 Pleated MERV 8 F Pleated MERV 11 G Pleated MERV 13 I 1 25 x 16 x 1 Fiberglass J 1 25 x 16 x 2 Table 12 024 030 WH Series Unit Filters C Cabinet Feature 3B Quantity Size W x H x D Type A 1 25 x 18 x 2 Pleated MERV 8 K Pleated MERV 11 L Pleated MERV 13 E 1 25 x 18 x 1 Pleated MERV 8 F Pleated MERV 11 G Pleated MERV 13 I 1 25 x 18 x 1 Fiberglass J 1 25 x 18 2 ...

Страница 42: ...eated MERV 11 G Pleated MERV 13 I 2 14 x 20 x 1 Fiberglass J 2 14 x 20 x 2 Table 14 048 060 WH Series Unit Filters E Cabinet Feature 3B Quantity Size W x H x D Type A 1 24 x 20 x 2 1 14 x 20 x 2 Pleated MERV 8 K Pleated MERV 11 L Pleated MERV 13 E 1 24 x 20 x 1 1 14 x 20 x 1 Pleated MERV 8 F Pleated MERV 11 G Pleated MERV 13 I 1 24 x 20 x 1 1 14 x 20 x 1 Fiberglass J 1 24 x 20 x 2 1 14 x 20 x 2 ...

Страница 43: ...than 125 ppm Less than 125 ppm Note 4 Chlorine Less than 0 5 ppm Less than 0 5 ppm Hydrogen Sulfide None Allowed None Allowed Biological Growth Iron Bacteria None Allowed None Allowed Iron Oxide Less than 1 ppm Less than 1 ppm Erosion Suspended Solids Less than 10 ppm Less than 10 ppm Water Velocity Less than 8ft s Less than 12 ft s Notes 1 Harness in ppm is equivalent to harness in mg l 2 Grains ...

Страница 44: ...ng items 1 Is there any visible shipping damage Yes No 2 Is the unit level Yes No 3 Are the unit clearances adequate for service and operation Yes No 4 Have all electrical connections been tested for tightness Yes No 5 Does the electrical service correspond to the unit nameplate Yes No 6 On 208 230V units has transformer tap been checked Yes No 7 Has overcurrent protection been installed to match ...

Страница 45: ...ssure Saturated Temperature Line Temperature Sub cooling Superheat Discharge N A N A Suction N A Liquid N A Refrigeration System 1 Heating Mode Heat Pump Only Pressure Saturated Temperature Line Temperature Sub cooling Superheat Discharge N A N A Suction N A Liquid N A Unit Configuration Cooling Mode No Water Leaks Water Flow ________ gpm Water Inlet Temperature ________ F Water Outlet Temperature...

Страница 46: ...de insulation Yes No 7 What is the freeze point of the glycol N A if water ______________________________ 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 replacemen...

Страница 47: ...Literature Change History July 2022 First Version ...

Страница 48: ...ory Technical Support 918 382 6450 Note Before calling Technical Support please have the model and serial number of the unit available Parts For replacement parts please contact your local AAON Representative 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 des...

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