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MODELS:

AVPA 12-20-24-30-36-42-48-60

Installation & Operation Manual 

9 EER Vertical Wall-Mount Air Conditioners

Manufactured By:

A Division of the AIRXCEL

®

 Commercial Group

P.O. Box 400 • Cordele, Georgia 31010 • 156 Seedling Drive • Cordele, Georgia 31015

(229) 273-3636 • Fax (229) 273-5154

E-mail: [email protected] • Internet: www.Marvair.com

The most current version of this manual can be found at www.Marvair.com.

Air Conditioner Product Manual

Vertical Wall-Mount Air Conditioners

with Front Control Box Panel

IMPORTANT

This manual may include information for options and features which may not be 

included on the unit being installed. Refer to the unit data label or Model Identification 

to determine which features and options this unit is equipped with. 

INSTALLER:  

Affix the instructions on the inside of the building adjacent to the thermostat.

END USER:  

Retain this manual for future reference.

Marvair ModPac Installation & Operation Manual 11/2017 Rev. 8

Part #01690

Содержание AVPA 12 series

Страница 1: ...found at www Marvair com Air Conditioner Product Manual Vertical Wall Mount Air Conditioners with Front Control Box Panel IMPORTANT This manual may include information for options and features which...

Страница 2: ...ork Important Safety Precautions 1 USE CARE when LIFTING or TRANSPORTING equipment 2 TRANSPORT the UNIT UPRIGHT Laying it down on its side may cause oil to leave the compressor and breakage or damage...

Страница 3: ...of Heating Cycle 20 Chapter 4 Troubleshooting 4 1 Overview 21 4 2 Failure Symptoms Guide 22 4 3 Compressor Troubleshooting 23 4 4 Electric Heat Controls 24 Chapter 5 Ratings Specifications 5 1 Ratings...

Страница 4: ...ectrical Schematic for Units with the PC Board 9 Figure 2 Damper Air Path 12 Figure 3a Fresh Air Hood Adjustment for Models AVPA20 60 15 Figure 3b Fresh Air Hood Adjustment for AVPA12 15 Figure 4 Wall...

Страница 5: ...ystem Type Air Conditioner Power Supply A 208 230V 1 60Hz C 208 230V 3 60Hz D 460V 3 60Hz Configuration M5 PC Board Square Cornered Cabinet Electric Heat kW 000 No Heat 080 8 kW 036 3 6 kW 090 9 kW 04...

Страница 6: ...s the damper from an external input such as a time clock CO2 sensor energy management system or manual switch Optional Ventilation Configuration B AVPA20 60 only Field adjustable manual damper capable...

Страница 7: ...before the contactor is de energized Post Purge Upon a call for indoor airflow G the blower will energize immediately When in the cooling mode the blower will remain energized for 10 to 90 seconds ad...

Страница 8: ...e evaporator blower after the thermostat is satisfied To meet the current U L 1995 Safety Standard the electric heating elements are installed on a separate electrical circuit Single phase 240 volt el...

Страница 9: ...9 Marvair ModPac Installation Operation Manual 11 2017 Rev 8 Figure 1 Typical Electrical Schematic for Air Conditioners with the PC Board...

Страница 10: ...laim for concealed damages and follow these steps 1 Set unit upright and allow to stand for 24 hours with primary power turned on 2 Attempt to start the compressor after 24 hours 3 If the compressor w...

Страница 11: ...el selected Voltage must be maintained above minimum specified values listed below Refer to the data sticker on the unit for ampacity requirements ELECTRICAL RATING DESIGNATIONS A C D Nominal Voltage...

Страница 12: ...the supply air blower Adjust the damper blade until the measured value of the Tmix equals the calculated or desired value of Tmix To adjust the damper loosen the set screwonthedamperrodandmovetherodas...

Страница 13: ...80677 VPG 20R 20 x 12 Aluminum Return Grille for AVPA 20 24 80678 VPG 30R 28 x 14 Aluminum Return Grille for AVPA 30 36 80679 VPG 40R 30 x 16 Aluminum Return Grille for AVPA 42 48 60 Return Filter Gri...

Страница 14: ...nd Duct Clearance Measure the dimensions of the supply and return openings on the air conditioner WARNING Cut the supply opening in the exterior wall for the supply and return IMPORTANT All units must...

Страница 15: ...The air flow can be adjusted from no 0 fresh air to approximately 15 of rated air flow of fresh air in 5 increments The hood is shipped from the factory in the closed position no fresh air To provide...

Страница 16: ...unit Circle the mounting holes with the silicone bead 3 Using an appropriate and safe lifting device set the unit on the bottom support bracket mounted on the wall You must stabilize the unit on the...

Страница 17: ...heywillalwaysstartandrunintheproperdirection However three phase compressors will rotate in either direction depending upon phasing of power Since there is a 50 50 chance of connecting power in such a...

Страница 18: ...L2 for single phase units L1 L2 L3 for three phase models CAUTION Note Power supply service must be within allowable range 10 5 of rated voltage stamped on the unit rating plate To operate nominal 230...

Страница 19: ...ac Installation Operation Manual 11 2017 Rev 8 SIMPLE COMFORT THERMOSTAT CONNECTION DIAGRAM for Marvair Heat Pumps and Air Conditioners without hot gas reheat or electric heat Figure 5 Thermostat Conn...

Страница 20: ...er the thermostat s cooling temperature set point until the switch closes The indoor fan should operate Once the indoor fan turns on allow approximately three minutes for the compressor to start Note...

Страница 21: ...ch to troubleshooting Start with a visual check are there loose wires crimped tubing missing parts etc Begin deeper analysis only after making this initial inspection The troubleshooting information i...

Страница 22: ...Check blower assembly for proper operation Look for airflow restrictions e g the air filter Check blower motor and condenser fan 2 Check for blockage or restriction especially filter drier and capilla...

Страница 23: ...high check the motor winding resistances NOTE Feel the top of the compressor to see if it has overheated If it is hot the internal overload may be open You may have to wait several hours for it to re...

Страница 24: ...to the heater assembly the switch will have to be replaced by qualified service personnel after the source of the overheat problem is resolved In addition to the thermal cut out switch described abov...

Страница 25: ...volts Operation of units at a different voltage will affect air flow Table 4 CFM ESP iwg Filter Size MODEL AVPA12 AVPA20 24 AVPA30 36 AVPA42 48 60 FILTER SIZE inches 20 x 10 x 1 25 x 16 x 1 30 x 16 x...

Страница 26: ...rn power off before cleaning Be careful not to wet any of the electrical components Be sure the unit has dried before restarting Condenser Periodicallyinspecttheoutdoorcondensercoilandthecabinetairrel...

Страница 27: ...by operating or staging the unit in a corrosive environment 4 Damages caused by improper application of the product 5 Damages caused by failing to perform proper routine maintenance 6 Expenses incurre...

Страница 28: ...y of installation possibilities specific instructions will not be given When in doubt follow standard and accepted installation practices or contact Airxcel Commercial Group for additional assistance...

Страница 29: ...new heater assembly into place by lining up stem with hole on far end Make sure stem of new heater assembly is inserted into correct hole The hole nearest to the indoor coil is for three element heate...

Страница 30: ...30 Marvair ModPac Installation Operation Manual 11 2017 Rev 8...

Страница 31: ...31 Marvair ModPac Installation Operation Manual 11 2017 Rev 8 Notes...

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