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Installation Instructions

GPGM5 15.2 SEER2 “M” SERIES 2-4 TON

Single Package Gas-Electric Heating & Cooling Units

Affix this manual and Users Information Manual

adjacent to the unit.

ATTENTION INSTALLING PERSONNEL

Prior to installation, thoroughly familiarize yourself with this

Installation Manual. Observe all safety warnings. During in-

stallation or repair, caution is to be observed.

It is your responsibility to install the product safely and to

educate the customer on its safe use.

RECOGNIZE THIS SYMBOL AS

A SAFETY PRECAUTION.

These installation instructions cover the outdoor installa-

tion of self contained package air conditioners and heating

units. See the Specification Sheets applicable to your

model for information regarding accessories.

“IMPORTANT - This product has been designed and manufactured to meet ENERGY STAR®

criteria for energy efficiency when matched with appropriate coil components. However,

proper refrigerant charge and proper air flow are critical to achieve rated capacity and

efficiency. Installation of this product should follow the manufacturer’s refrigerant charging

and air flow instructions. Failure to confirm proper charge and air flow may reduce energy

efficiency and shorten equipment life.”

*NOTE:

Please contact your distributor or our website

for the applicable Specification Sheets referred to in this

manual.

This Forced Air Central Unit Design Complies With Re-

quirements Embodied In The American National Standard /

National Standard of Canada Shown Below.

ANSI Z21.47•CSA-2.3 Central Furnaces.

Daikin Comfort Technologies Manufacturing, L.P.

19001 Kermier Rd., Waller, TX 77484

www.goodmanmfg.com

IOG-3026

06/2022

Only personnel that have been trained to install, adjust,

service or repair(hereinafter, “service”) the equipment

specified in this manual should service the equipment. The

manufacturer will not be responsible for any injury or

property damage arising from improper service or service

procedures. If you service this unit, you assume responsi-

bility for any injury or property damage which may result.

In addition, in jurisdictions that require one or more

licenses to service the equipment specified in this manual,

only licensed personnel should service the equipment.

Improper installation, adjustment, servicing or repair of

the equipment specified in this manual, or attempting to

install, adjust, service or repair the equipment specified in

this manual without proper training may result in product

damage, property damage, personal injury or death.

WARNING

Do not bypass safety devices.

Содержание GPGM5

Страница 1: ...iency and shorten equipment life NOTE Please contact your distributor or our website for the applicable Specification Sheets referred to in this manual This Forced Air Central Unit Design Complies With Re quirements Embodied In The American National Standard National Standard of Canada Shown Below ANSI Z21 47 CSA 2 3 Central Furnaces Daikin Comfort Technologies Manufacturing L P 19001 Kermier Rd W...

Страница 2: ... 20 Pressure Switch Stuck Closed 20 Primary Limit 20 Flame Detected with Gas Valve Closed 20 Low Flame Signal 20 Abnormal Operation Cooling 20 Short Cycle Compressor Delay 20 High Pressure Switch Loss of Charge Switch 20 MAINTENANCE 21 Filter Replacement or Cleaning 21 Cabinet Finish Maintenance 21 Clean Outside Coil Qualified Servicer Only 21 Condenser Evaporator and Induced Draft Motors 21 Flame...

Страница 3: ...without reasonable routine inspection maintenance and supervision If the building in which any such device is located will be vacant care should be taken that such device is routinely inspected maintained and monitored In the event that the building maybe expose to freezing temperatures and will be vacant all water bearing pipes should be drained the building should be properly winterized and the ...

Страница 4: ...système de ventilation au moment de sa mise en marche cela peut entraîner une intoxication au monoxyde de carbone ou la mort Les étapes suivantes doivent être suivies pour chacun des appareils raccordés au système de ventilation au moment de sa mise en marche alors que tous les autres appareils raccordés au système de ventilation ne sont pas en marche 1 Sceller toutes les ouvertures inutilisées du...

Страница 5: ...tion and operating instructions all local building codes and ordinances or in their absence with the latest edition of the National Fuel Gas Code NFPA 54 ANSI Z223 1 and National Standard of Canada CAN CSA B149 Installation Codes The heating and cooling capacities of the unit should be greater than or equal to the design heating and cooling loads of the area to be conditioned The loads should be c...

Страница 6: ... neces sary to elevate the unit to avoid these problems When the unit is heating the temperature of the return air entering the unit must be between 50 F and 100 F Units manufactured on or after May 1 2017 are not permitted to be used in Canada for heating of build ings or structures under construction Ground Level Installations Only When the unit is installed on the ground adjacent to the buildin...

Страница 7: ...r curb installation Curbing must be installed in compliance with the National Roofing Contractors Association Manual Lower unit carefully onto roof mounting curb While rigging unit center of gravity will cause condenser end to be lower than supply air end Unit should be lifted by the 4 holes located at the base frame corners Lifting cables should be attached to the unit with shackles While rigging...

Страница 8: ...on or equipment damage due to under firing of equipment do not undersize the natural propane gas piping from the meter tank to the unit When siz ing a trunk line include all appliances on that line that could be operated simultaneously The rating plate is stamped with the model number type of gas and gas input rating Make sure the unit is equipped to operate on the type of gas available The gas li...

Страница 9: ...pply pressure must be within 9 7 10 3 inches W C at the manifold with all gas appliances in operation Maintaining proper gas pressure depends on three main factors 1 Vaporization rate which depends on a temperature of the liquid and b wetted surface area of the con tainer or containers 2 Proper pressure regulation 3 Pressure drop in lines between regulators and be tween second stage regulator and ...

Страница 10: ...IN ACCORDANCE WITH NFPA PAMPHLET NO 54 NOMINAL PIPE SIZE SCHEDULE 40 TUBING SIZE O D TYPE L PIPE OR TUBING LENGTH FEET WARNING To avoid property damage personal injury or death due to fire or explosion caused by a propane gas leak install a gas detecting warning device If the propane gas unit is installed in an excavated area or a confined space a confined space a warning device is required due to...

Страница 11: ...void the risk of electrical shock wiring to the unit must be polarized and grounded CAUTION To avoid risk of property damage personal injury or fire use only copper conductors WIRING To prevent improper and dangerous operation due to wiring errors label all wires prior to disconnection when servicing controls Verify proper operation after servicing For unit protection use a fuse or hacr circuit br...

Страница 12: ...s See Unit Dimensions section for chassis sizes Ductwork Duct systems and register sizes must be properly designed for the C F M and external static pressure rating of the unit Ductwork should be designed in accordance with the recommended methods of Air Conditioning Contractors of America Manual D Residential or Manual Q Commer cial All ductwork exposed to the outdoors must include a weatherproof...

Страница 13: ...light the main burners by any other method 1 Thermostat calls for low or high stage heating 2 Induced draft blower energizes for 15 second pre purge 3 The spark igniter and low and high stage gas valve are energized for 7 seconds NOTE The igniter pro duces a very intense electrical spark that ignites the gas 4 Main burners light and control detects presence of flame 5 If the call is for low stage ...

Страница 14: ... unusual sounds are en countered shut off electrical power and check for wiring errors or obstructions in or near the blower motors Duct covers must be removed before operating unit Rollout Protection Control The rollout protection device opens cutting power to the gas valve if the flames from the burners are not proper ly drawn into the heat exchanger The rollout protection device is located on t...

Страница 15: ...Back inlet pressure test screw inlet pressure boss out one turn counterclockwise not more than one turn Alternately inlet gas pressure may be measured by removing the cap from the drip leg and installing a pre drilled cap with a hose barb fitting 2 Connect a water manometer or adequate gauge to the inlet pressure tap of the gas valve or hose barb fitting on predrilled cap With Power And Gas On 3 P...

Страница 16: ...fold Gas Pressure NOTE For Natural gas to LP gas conversion Conversion Kit LPM 08 must be used Consult your dealer for appro priate conversion kit s Gas BTU Input Check Natural Gas Only To measure the gas input use a gas meter and proceed as follows 1 Turn off gas supply to all other appliances except the unit 2 With the unit operating time the smallest dial on the meter for one complete revolutio...

Страница 17: ...ings together NOTE Both readings may be taken simultaneously and read directly on the manometer if so desired 4 Consult proper table for quantity of air If the external static pressure exceeds the minimum or max imum allowable statics check for closed dampers dirty fil ters undersized or poorly laid out ductwork Mode Total External Static Blower Speed Adjustments Blower speeds are changed at the i...

Страница 18: ... each applica tion As the outdoor ambient temperature rises the sub cooling decreases and as the outdoor ambient temperature lowers the subcooling increases Checking Subcooling NOTE Units with a TXV should be charged to Sub cooling only EXAMPLE a Liquid Line Pressure 417 PSI b Corresponding Temp 120 F c Thermometer on Liquid line 109 F To obtain the amount of subcooling subtract 109 F from 120 F T...

Страница 19: ...n explanation Fault Recall The ignition control is equipped with a momentary push button switch that can be used to display on the diagnostic LED the last five faults detected by the con trol The control must be in Standby Mode no thermostat inputs to use the feature Depress the push button switch for approximately 2 seconds NOTE Do not hold for longer than 4 seconds Holding the button for 4 secon...

Страница 20: ...and air circulator blowers remain energized until the limit switch re closes The diag nostic LED red code for an open limit is four 4 flashes NOTE If the primary limit opens five 5 times with in the same call for heat the ignition control will lock out for one 1 hour with the air circulating blower energized at high heat speed The diagnos tic LED red code for this condition is seven 7 flashes Flam...

Страница 21: ...bri cated No additional oiling is required Flame Sensor Qualified Servicer Only A drop in the flame current can be caused by a nearly invisible coating on the flame sensor This coating created by the fuel or combustion air supply can be removed by carefully cleaning the flame sensor with steel wool Flame Sensor NOTE After cleaning the microamp signal should be stable and in the range of 4 6 microa...

Страница 22: ...into the tubes They should not be yellow They should ex tend directly outward from the burner ports without curling downward floating or lifting off the ports ACCESSORIES AND FUNCTIONAL PARTS Sheet Metal Accessories Additional accessories can be purchased to fit specific application needs Parts and instructions are available from your distributor Burner Bracket Burner Manifold Manifold Assembly CA...

Страница 23: ...8 Flashes Indoor Outdoor Thermostat Open Cooling Only Devices Not present On All Models 9 Flashes High Pressure Loss of Charge Switch Open Cooling Only Devices Not Present On All Models Amber Light Signal Refer to Abnormal Heating or Cooling Operation Sections of this Manual Off No Flame Present On Normal Flame 1 Flash Low Flame Current 2 Flashes Flame Detected with Gas Valve De energized Heating ...

Страница 24: ... W H W H GPGM524 41 16 16 16 16 GPGM530 41 16 16 16 16 GPGM536 41 16 18 16 18 GPGM542 41 16 18 16 18 GPGM548 41 16 18 16 18 Duct Openings Supply Return Model W D A B GPGM524 41 47 51 32 34 1 2 Medium GPGM530 41 47 51 32 34 1 2 Medium GPGM536 41 47 51 40 42 1 2 Large GPGM542 41 47 51 40 42 1 2 Large GPGM548 41 47 51 40 42 1 2 Large Model Unit Dimensions Inches Chassis Size Height ...

Страница 25: ...OR SHORTS IN FLAME SENSOR WIRING CHECK GAS VALVE CHECK ROLLOUT LIMIT SW CHECK AUXILIARY LIMIT SW CHECK MAIN LIMIT SWITCH C CHECK WIRING FOR SHORTS CHECK PRESSURE SWITCH PRESSURE SWITCH CLOSED CHECK VENT MOTOR CHECK TUBING CHECK FUSE S CHECK INPUT POWER GAS PRESSURE FLAME SENSOR GAS VALVE GAS FLOW CHECK PRESSURE SWITCH OFF ON 1 FLASH 3 FLASHES 2 FLASHES 4 FLASHES 5 FLASHES FALSE FLAME DETECTED OPEN...

Страница 26: ...148 1349 413 1355 369 0 4 775 146 58 1095 256 55 766 156 1302 420 1300 383 0 5 710 152 63 1045 263 57 695 163 1253 428 1260 396 0 6 650 160 X 990 277 61 634 168 1203 436 1210 402 0 7 590 163 X 935 285 64 571 173 1152 442 1160 397 0 8 540 171 X 870 288 X 509 178 1102 449 1110 415 E S P T1 LOW STAGE HEATING SPEED T2 HIGH STAGE HEATING SPEED GPGM53608041 Rise Range 35 65 T3 LOW STAGE COOLING SPEED T4...

Страница 27: ...he only agents deemed safe and approved for use to clean round tube aluminum coils TP 109 is available on the web site in Partner Link Service Toolkit NOTE Ensure coils are rinsed well after use of any chemical cleaners Annual Inspection Qualified Servicer Only Your package unit should be inspected by a qualified installer or service agency at least twice every year This check should be performed ...

Страница 28: ... Type NG Natural Gas LP Liquid Propane Residential Package Outdoor Section ELECTRICAL Supply Voltage Measure L1 and L2 Voltage L1 L2 Compressor Amps Condenser Fan Amps PRESSURES TEMPERATURES Suction Circuit Pressure Suction Line Temperature PSIG TEMP F Liquid Circuit Pressure Liquid Temperature PSIG TEMP F Outdoor Air Temperature Dry bulb Wet bulb DB F WB F SUPERHEAT SUBCOOLING SH SC Additional Ch...

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Страница 32: ...ion please register as follows Goodman Brand products https www goodmanmfg com product registration You can also scan the QR code on the right for the product brand you purchased to be directed to the Product Registration page NOTE SPECIFICATIONS AND PERFORMANCE DATA LISTED HEREIN ARE SUBJECT TO CHANGE WITHOUT NOTICE Quality Makes the Difference All of our systems are designed and manufactured wit...

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