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Trane GXAA, Installation, Operation And Maintenance Manual

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Trane GXAA Installation, Operation And Maintenance Manual Download Page 36

36

MUA-SVX006B-EN

3. Place the system switch in the ON position.

N

No

otte

e:: With the thermostat calling for cooling, unit operation is automatic.

F

Fiin

na

all C

Ch

he

ecckko

ou

utt

Run the unit sequentially through its stages of heating and cooling. Once proper unit operation is
verified, perform these final steps:

1. Inspect unit for debris and/or misplaced tools and hardware.

2. Be sure all gas valves and controls are in the operating position if the unit will be operating

immediately.

3. Cycle unit on all safety controls to verify proper unit operation.

4. Confirm proper operating control (thermostat or ductstat) operation by cycling unit.

5. Secure all exterior panels in place.

S

Stta

arrtt--U

Up

p

Summary of Contents for GXAA

Page 1: ...y installed adjusted or altered equipment by an unqualified person could result in death or serious injury When working on the equipment observe all precautions in the literature and on the tags stick...

Page 2: ...rigerant practices are important to the environment our customers and the air conditioning industry All technicians who handle refrigerants must be certified The Federal Clean Air Act Section 608 sets...

Page 3: ...a r ri is sk k o of f e en ne er rg gi iz ze ed d e el le ec ct tr ri ic ca al l c co on nt ta ac ct t a ar rc c o or r f fl la as sh h t te ec ch hn ni ic ci ia an ns s M MU US ST T p pu ut t o on n...

Page 4: ...ctions 23 Gas Piping 23 Modulating Gas Control Optional 25 Electrical Connections 25 DX Coil Equipped Units Optional 27 Chilled Water Coil Equipped Units Optional 28 Evaporative Cooler Equipped Units...

Page 5: ...0 ships in two sections 51 Indoor Arrangements D Capacities 10 40 ships in one section 51 Indoor Arrangements D Capacities 50 80 ships in two sections 52 Indoor Arrangements G Capacities 20 40 ships i...

Page 6: ...inspected It has been shipped free from defects from our factory However during shipment and installation problems such as loose wires leaks or loose fasteners may occur It is the installer s respons...

Page 7: ...this appliance is hazardous If you smell gas Do not touch electrical switches Extinguish any open flames Immediately call your gas supplier Open all disconnect switches before installing the unit If...

Page 8: ...t must NOT be used in potentially dangerous locations such as flammable explosive chemical laden or wet atmospheres In cases in which property damage may result from malfunction of the heater a backup...

Page 9: ...usually freon or degreaser vapors and go into solution with any condensation that is present in the heat exchanger or associated parts The result is hydrochloric acid which will readily attack all met...

Page 10: ...le e o of f s su up pp po or rt ti in ng g i it ts s w we ei ig gh ht t U Un nd de er r n no o c ci ir rc cu um ms st ta an nc ce es s m mu us st t t th he e g ga as s l li in ne es s t th he e v ve...

Page 11: ...removed if required Attach rigging to lugs brackets for lifting the unit For distance between lifting lugs brackets and total unit lengths refer to the Dimensional Data section of this manual Figure...

Page 12: ...12 MUA SVX006B EN Figure 3 Hoisting Make Up Air Handler Unit Figure 4 Hoisting Double Furnace Unit G Ge en ne er ra al l S Sa af fe et ty y R Re eq qu ui ir re em me en nt ts s...

Page 13: ...o ot te e Refer to Figure 3 p 12 Figure 4 p 12 and Figure 5 p 13 for dual triple furnace Make Up Air rigging requirements Dual triple furnace units ship to the site in two sections G Ge en ne er ra al...

Page 14: ...ge assemblies 3 Measure flexible connector in the flat to confirm that it is correct for the unit being installed Refer to the Flexible Connector Kit Table following step 9 Make a 90 degree bend 4 102...

Page 15: ...ble 1 Flexible Connector Kit continued Unit Capacity Approx Straight Length Flexible Connector Required 70 124 Inch 3 15m 80 12 135 Inch 3 43m Figure 6 Flexible Connector Kit Install I In ns st ta al...

Page 16: ...16 MUA SVX006B EN Figure 7 Flexible Connector Kit Install I In ns st ta al ll la at ti io on n...

Page 17: ...MUA SVX006B EN 17 Figure 8 Flexible Connector Kit Install I In ns st ta al ll la at ti io on n...

Page 18: ...18 MUA SVX006B EN Figure 9 Flexible Connector Kit Install I In ns st ta al ll la at ti io on n...

Page 19: ...MUA SVX006B EN 19 Figure 10 Flexible Connector Kit Install I In ns st ta al ll la at ti io on n...

Page 20: ...ul ld d r re es su ul lt t i in n d de ea at th h o or r s se er ri io ou us s i in nj ju ur ry y a an nd d e eq qu ui ip pm me en nt t o or r p pr ro op pe er rt ty y o on nl ly y d da am ma ag ge e...

Page 21: ...a at t n no o p po ow we er r i is s p pr re es se en nt t w wi it th h a a v vo ol lt tm me et te er r W WA AR RN NI IN NG G R Ri is sk k o of f U Un ni it t D Dr ro op pp pi in ng g F Fa ai il lu ur...

Page 22: ...th he er r v ve en nt t s sy ys st te em ms s o or r t to o a a c ch hi im mn ne ey y Y Yo ou ur r v ve en nt ti in ng g s sy ys st te em m m mu us st t n no ot t b be e b bl lo oc ck ke ed d b by y a...

Page 23: ...may be observed inside the casing to indicate the presence of leaks in the heating element The covers for the panels shall be attached in such a manner as to prevent leaks Ducts or optional outside ai...

Page 24: ...xp po os si in ng g t th he e u un ni it t g ga as s v va al lv ve e t to o e ex xc ce es ss si iv ve e p pr re es ss su ur re e D Do o n no ot t o ov ve er r t ti ig gh ht te en n t th he e i in nl...

Page 25: ...c cu ut ti io on n F Fa ai il lu ur re e t to o f fo ol ll lo ow w i in ns st tr ru uc ct ti io on ns s b be el lo ow w c co ou ul ld d r re es su ul lt t i in n d de ea at th h o or r s se er ri io o...

Page 26: ...ts s c co ou ul ld d c ca au us se e a a f fi ir re e F Fo or r a al ll l w wi ir ri in ng g c co on nn ne ec ct ti io on ns s r re ef fe er r t to o t th he e w wi ir ri in ng g d di ia ag gr ra am...

Page 27: ...See Coil Installation Maintenance Manual for Refrigerant Piping Liquid and Suction Line Components Refrigerant Charging and Thermal Expansion Valve Adjustment Remove coil cabinet access door located n...

Page 28: ...to allow chilled water piping passage Provide weatherproof seal around chilled water pipes at piping plate when installed The Chilled Water Coil has a 600 ft min 3 048 m s maximum velocity through th...

Page 29: ...l initiates all gas flow provides means to light the pilot burner proves and monitors the pilot burner operation The g ga as s v va al lv ve e consists of two operators which provide gas to the pilot...

Page 30: ...modulating control which provides unit firing capabilities of 50 to 100 of the units full input rate This control is found in the gas train downstream of the gas valve and allows main burner ignition...

Page 31: ...operate the fan while heating and the thermostat while cooling Refer to unit wiring diagram C Co on ns st ta an nt t F Fa an n O Op pe er ra at ti io on n The unit can be wired to give an air control...

Page 32: ...s equipped with an intermittent ignition system A lighting instruction is attached to the unit To set the intermittent ignition system into operation proceed as follows 1 Turn on the gas valve s main...

Page 33: ...d in the gas valve body near outlet of the valve 3 Attach manometer to 1 8 inch pipe connection by means of a rubber hose 4 Fire unit according to instructions and observe the pressure and confirm it...

Page 34: ...for heat C Cl lo og gg ge ed d F Fi il lt te er r S Sw wi it tc ch h Optional The clogged filter switch monitors the pressure differential across the air filters If this pressure differential becomes...

Page 35: ...M Mo od de e 1 Close the unit disconnect switch which provides power to the unit I Im mp po or rt ta an nt t High voltage is present in some areas of the unit primarily the main electrical cabinet wit...

Page 36: ...g Once proper unit operation is verified perform these final steps 1 Inspect unit for debris and or misplaced tools and hardware 2 Be sure all gas valves and controls are in the operating position if...

Page 37: ...s a ar re e t ti ig gh ht t a an nd d t th he e u un ni it t i is s s se ec cu ur re e b be ef fo or re e w wo or rk ki in ng g u un nd de er rn ne ea at th h t th he e u un ni it t To check gas tight...

Page 38: ...ng care to prevent kinking the capillary tube Re assemble in reverse order carefully pushing the capillary tube into the retaining tube to prevent kinking the capillary tube 4 Complete appropriate sta...

Page 39: ...lters Required Figure 22 Standard CFM Blower A A 16 x 20 in 20 x 20 in 100 MBtuh 29 3 kW 4 150 MBtuh 44 0 kW 4 200 MBtuh 58 6 kW 4 250 MBtuh 73 2 kW 4 300 MBtuh 87 9 kW 4 2 350 MBtuh 102 6 kW 4 2 400...

Page 40: ...ension has been adjusted re fasten motor mounting plate bolts B Bl lo ow we er r R RP PM M A Ad dj ju us st tm me en nt t To adjust blower RPM 1 Loosen and remove belt s 2 Match driver pulley to one f...

Page 41: ...loose in bearing support Blower Wheel Hitting Cutoff 1 Cutoff not secure in blower housing 2 Cutoff damaged 3 Cutoff improperly positioned Drive 1 Pulley not tight on shaft motor and or blower wheel...

Page 42: ...too small for application 2 Blower selection too small for application 3 Registers or grilles too small for application 4 Cooling coil with insufficient face area for application Obstruction in High...

Page 43: ...an anticipated Blower Blower RPM is too great Blower Does Not Operate Installation 1 Incorrect electrical connection 2 Wrong voltage 3 Blown fuse Unit 1 Broken belt s 2 Loose pulleys 3 Power to unit i...

Page 44: ...too small Install larger line wiring Motor takes too long to accelerate Excessive load Replace with larger motor Loose connection Check connections and tighten where necessary Wrong Rotation 3 Phase...

Page 45: ...Misalignment Realign drive Belt Squeal Excessive load High starting load Retension drive Belt Breakage Foreign material in drive Provide drive guard Belts damaged during installation Replace belts Ex...

Page 46: ...Air binding Purge and charge system Thermal expansion valve 1 Bulb mounted at incorrect location 2 Bulb not secured properly Insufficient air flow 1 See air blower troubleshooting 2 Clogged coil Air...

Page 47: ...city is inadequate 2 System piping losses too great Insufficient air flow 1 See air blower troubleshooting 2 Clogged coil Air bypassing coil Caulk safe off Undersized system demand exceeding cooling s...

Page 48: ...48 MUA SVX006B EN Dimensional Data Arrangements Indoor Arrangement A Capacity 50 80...

Page 49: ...06B EN 49 Indoor Arrangement A Capacity 12 N No ot te e This tabulated dimensional data applies to all dimensional drawings D Di im me en ns si io on na al l D Da at ta a A Ar rr ra an ng ge em me en...

Page 50: ...rs V Dia Flue Opening the 4 to 5 reducer adaptor is to field installed for unit capacities 10 15 The 5 to 6 increaser adaptor is supplied by the manufacturer for unit capacities 30 35 40 60 70 80 12 r...

Page 51: ...B EN 51 Indoor Arrangement B Capacity 50 80 ships in two sections Indoor Arrangements D Capacities 10 40 ships in one section D Di im me en ns si io on na al l D Da at ta a A Ar rr ra an ng ge em me e...

Page 52: ...52 MUA SVX006B EN Indoor Arrangements D Capacities 50 80 ships in two sections D Di im me en ns si io on na al l D Da at ta a A Ar rr ra an ng ge em me en nt ts s...

Page 53: ...door Arrangements G Capacities 20 40 ships in one section Indoor Arrangements G Capacities 50 12 ships in two sections Capacity 12 shown D Di im me en ns si io on na al l D Da at ta a A Ar rr ra an ng...

Page 54: ...06B EN Indoor Arrangements K Capacities 10 40 ships in one section Indoor Arrangements K Capacities 50 80 ships in two sections D Di im me en ns si io on na al l D Da at ta a A Ar rr ra an ng ge em me...

Page 55: ...MUA SVX006B EN 55 Motor Electric Data Table 4 Full Load Current in Amperes...

Page 56: ...9 2 7 8 7 2 7 8 7 2 7 8 7 P H 3 5 9 9 9 7 8 7 8 P H 5 8 3 1 4 3 1 8 3 1 4 3 1 P H 2 1 7 10 HP 161 15 HP 0 6 3 0 6 4 F 0 6 3 0 3 2 E 0 6 3 8 0 2 D 1 2 3 4 1 2 3 4 1 2 3 4 1 2 HP 3 4 HP 1 HP 1 1 2 HP 2...

Page 57: ...Outside Air Hood w Bird Screen Weight Adder A B D G K 10 742 904 1137 43 15 739 956 1188 43 20 916 1102 1206 1394 51 25 957 1114 1249 1436 51 30 1092 1301 1452 1659 59 35 1143 1352 1495 1702 59 40 122...

Page 58: ...58 MUA SVX006B EN Coil Cabinet Dimensional Data Figure 25 Coil Cabinet Dimensional Data...

Page 59: ...s 5 and 6 Refer to Complete Model Number Designation in Catalo g Legend B F D Standard Blower Filter DamperModule B Hi CFM Blower Module F D Hi CFM Filter Damper Module CC Cooling Coil Module EV Evap...

Page 60: ...Control System Y S 350 6 Stage Modular Electronic Control System Digit 10 11 Design Sequence Current Design Digit 12 Fuel Type N Natural Gas P LP Gas Propane L Natural Gas w 100 Lockout Digit 13 Heat...

Page 61: ...California Shipment Digit 21 Misc Equipment Options A High Altitude Orifices B 12 305MM Evaporative Media Celdek C Moisture Eliminators D Horizontal Return E Air Flow Proving Switch F Freezestat w Tim...

Page 62: ...62 MUA SVX006B EN Gas Equipment Start Up...

Page 63: ...MUA SVX006B EN 63 N No ot te es s...

Page 64: ...d protect food and perishables and increase industrial productivity and efficiency We are a global business committed to a world of sustainable progress and enduring results ingersollrand com Ingersol...

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