Airmark GFS Series Installation Manual Download Page 16 | Manualshive

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16

IO-123163 Effective 01-14-2016

373 Atascocita Rd.

Humble, TX 77396

Phone: 281.441.6500

Toll Free: 800.423.9007

Fax: 281.441.6510

www.airmark-ac.com

© Copyright 2015 AirMark. All Rights Reserved

Revised 10/29/2015. Subject to change without notice and without incurring obligation.

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Summary of Contents for GFS Series

Page 1: ...ymbol indicates a potentially hazardous situation which if not avoided may result in moderate injury or property damage Only factory authorized kits and accessories should be used when installing or modifying this unit unless it is so noted in these instructions Some localities may require a licensed installer service personnel CAUTION CAUTION WARNING WARNING WARNING WARNING WARNING WARNING GFT GF...

Page 2: ...nd should not necessarily be the size of the duct flange openings of the unit When installing a central air return grille in or near the living space it is advisable to design the ductwork so that the grille is not in direct line with the opening in the unit The use of one or two elbows and acoustical duct liner will also ensure quieter system operation It is recommended that wherever supply and r...

Page 3: ...ances of a leak It is recommended to use a pipe cutter to remove the spun closed end of the suction line ü To reduce air leakage rubber grommets may be present where the lines pass through the coil case To avoid damage remove grommets prior to brazing by sliding over the lines Use a quenching cloth or allow the lines to cool before reinstalling the grommets ü Use of wet rags quenching cloth is hig...

Page 4: ... instructions are separated into sections by metering device 2 A ducted return requires a non louvered panel 1 A bottom return installation requires a louvered panel 3 Both louvered and non louvered panels are mounted to the ceiling using screws 7B Bottom Return 1 To connect return air ducting to the air handler remove the knockout on the rear side of the enclosure to install the ducting 7A Remote...

Page 5: ...eflon O ring is located between the two halves of the flowrator CAUTION I 2 Replace the Teflon O ring located between the halves Discard Schrader if present During some installations a piston change may be required If so the installer MUST change the piston Use piston sizes recommended by the outdoor unit manufacturer If a sizing chart is not available use the piston size chart provided below to s...

Page 6: ...e to install the right valve can lead to poor performance and possible compressor damage CAUTION Ensure that the TXV bulb is in direct contact with the suction vapor line Gap between the bulb and tube should be avoided Failure to do so will impair the proper functioning of the TXV valve CAUTION I TXV Bulb Horizontal Mounting The orientation and location of the TXV bulb has a major influence on the...

Page 7: ...ine stub out See 8A I 3 Do not attempt to touch brazed joints while hot Severe burns may result WARNING III 3 After ensuring that the Teflon O ring seal is still in place inside the flowrator body screw the female swivel nut onto the flowrator body III 6 Remove the additional Teflon O ring seal from the box and place on the shoulder just inside the TXV inlet port Screw the nut attached to the stub...

Page 8: ... system evacuation procedure per the outdoor unit manufacturer instructions 10 Seal the penetration openings where the lineset piping enters the air handler cabinet 1 Following outdoor unit manufacturer instructions and recommendations charge the system with dry nitrogen to a maximum pressure of 150 PSIG 3 If any leaks are discovered relieve system pressure and repair leaks Repeat steps 1 3 4 With...

Page 9: ...ept for when an aquastat is used If the jumper is moved to the ON position without installing an aquastat the blower will not be energized CAUTION 11D Pump Valve Boiler Wiring Fig 11C 3 The freeze protection sensor is connected to the FP and R terminals This sensor is normally open and will close when the sensor detects a temperature of less than 40ºF The pump will operate and stay ON for a minimu...

Page 10: ...oint of 75 F prior to establishing superheat and subcooling levels 12 Condensate Drain 1 Select desired condensate drain openings according to air handler orientation Both Primary and Secondary outlets can be used 2 Pipe condensate system using proper PVC fittings 3 Ensure a minimum 2 trap is installed in the condensate drain Locate the trap near to the connection opening on the air handler See il...

Page 11: ... that clean filters are in place Temperature measuring device must be installed to obtain average temperature at both inlet and outlet For outlet measure temperature of each main trunk at a location far enough away to avoid heater radiation and read the average temperatures Table 16 1 below shows the CFM that should be achieved at various external static pressures Purging The System 1 Open air ven...

Page 12: ...ide periodic checkup and cleaning can result in excessive operating cost and or equipment malfunction 6 Lubrication Direct drive blower motors are equipped with permanently lubricated bearings and do not require further lubrication 7 Air filter replacement An air filter can restrict the airflow of air to the fan coil if it is not cleaned or replaced periodically When replacing the air filter alway...

Page 13: ...e of an optional pump timer to circulate the hydronic loop independent of the thermostat 1 Noisy Pump System may not be totally purged of air Purge the system again as described in the start up section above 2 T P valve on water heater weeps This normally occurs when a backflow preventer has been installed in the cold water supply line to the water heater An expansion tank may be necessary to corr...

Page 14: ...36 HI CFM AT 3 TAP SETTING SPECIAL WIRING REQUIRED FOR ALTERNATE SPEED TAP SETTINGS COLOR CODE W BK RD BK W GN WHITE BLACK RED BLACK WHITE STRIPE GREEN WIRING CODE FACTORY LOW VOLT FIELD HIGH VOLT FIELD LOW VOLT FACTORY HIGH VOLT Y B O GR BR GN BK GN RD YELLOW BLUE ORANGE GRAY BROWN GREEN BLACK STRIPE GREEN RED STRIPE NOTE 2 NOTE 1 UNIT MODEL TABLE 1 ECM SPEED SETTING SPEED TAP GN BK GFS T 36 GFS ...

Page 15: ...IO 123163 Effective 01 14 2016 15 Massachusetts Applicable Installation Diagram Massachusetts Applicable Installation Diagram ...

Page 16: ...3 Atascocita Rd Humble TX 77396 Phone 281 441 6500 Toll Free 800 423 9007 Fax 281 441 6510 www airmark ac com Copyright 2015 AirMark All Rights Reserved Revised 10 29 2015 Subject to change without notice and without incurring obligation ...

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