background image

40

Motormaster Sensor - 
Must be positioned
on Vapor Stub
(Fourth from Top)

C10795

Fig. 33 -- Motormaster Sensor Location:

38AUQ*16

Motormaster Sensor - 
Must be positioned
on Vapor Stub
(Fourth from Top)

C10796

Fig. 34 -- Motormaster Sensor Location:

38AUQ**25

Table 13 – Wind Baffle Dimension

DIMENSIONS --- INCHES

UNIT

BAFFLE

A

B

C

D

E

F

G

H

J

38AUQ*16

LEFT SIDE

19

3

/

4

20

1

/

2

21

1

/

4

43

1

/

8

8

3

/

8

18

27

1

/

4

40

---

BACK

80

1

/

4

81

81

3

/

4

43

1

/

8

8

3

/

8

18

27

1

/

4

40

---

RIGHT SIDE

38

3

/

4

39

1

/

2

40

1

/

4

43

1

/

8

8

3

/

8

18

27

1

/

4

40

---

FRONT

34

1

/

8

34

7

/

8

35

5

/

8

43

1

/

8

6

7

/

8

16

1

/

2

25

3

/

4

38

1

/

2

---

38SUQ*25

LEFT SIDE

32

7

/

8

33

5

/

8

34

3

/

8

43

1

/

8

4

1

/

4

13

1

/

4

22

1

/

4

31

1

/

4

40

1

/

4

BACK

47

3

/

4

48

1

/

2

49

1

/

4

43

1

/

8

4

1

/

4

13

1

/

4

22

1

/

4

31

1

/

4

40

1

/

4

RIGHT SIDE

61

1

/

8

61

7

/

8

62

5

/

8

43

1

/

8

3

3

/

4

12

3

/

4

21

3

/

4

30

3

/

4

39

3

/

4

FRONT

20

1

/

8

20

7

/

8

21

5

/

8

43

1

/

8

3

3

/

4

12

3

/

4

21

3

/

4

30

3

/

4

39

3

/

4

DIMENSIONS --- MM

UNIT

BAFFLE

A

B

C

D

E

F

G

H

J

38AUQ*16

LEFT SIDE

501

520

539

1095

212

457

694

1015

---

BACK

2037

2056

2075

1095

212

457

694

1015

---

RIGHT SIDE

983

1002

1021

1095

212

457

694

1015

---

FRONT

866

885

904

1095

174

419

656

977

---

38AUQ*16

LEFT SIDE

834

853

872

1095

108

337

565

794

1022

BACK

1214

1233

1252

1095

108

337

565

794

1022

RIGHT SIDE

1551

1570

1589

1095

95

324

552

781

1010

FRONT

510

530

549

1095

95

324

552

781

1010

38A

U

Q

Содержание 38AUQ 16 Series

Страница 1: ...zer 24 Heating 24 Defrost Cycle 24 Supplemental Heating Emergency Heating 25 Cooling and Heating Shutdown 25 ROUTINE SYSTEM MAINTENANCE 25 Quarterly Inspection and 30 days after initial start 25 SERVI...

Страница 2: ...efrigerant systems operate at higher pressures than standard R 22 systems Do not use R 22 service equipment or components on Puron refrigerant equipment WARNING PERSONAL INJURY AND ENVIRONMENTAL HAZAR...

Страница 3: ...structions in this installation manual 7 Operate the system for 10 hr Monitor the pressure drop across the suction line filter drier If pressure drop exceeds 3 psig 21kPa replace suction line and liq...

Страница 4: ...4 C10675 Fig 2 38AUQ 25 Unit Dimensions 38AUQ...

Страница 5: ...psig 27 44 27 44 COMPRESSOR Model ZP83 2 ZP103 2 Oil Charge A B oz 60 110 Speed RPM 3500 3500 OUTDOOR COIL Material Al Cu Coil Type Round Tube Plate Fin RTPF Rows Fins Per Inch FPI 2 17 Total Face Are...

Страница 6: ...PRESSOR Model ZP83 2 ZP103 2 Oil Charge A B L 1 7 3 2 Speed r s 58 58 OUTDOOR COIL Material Al Cu Coil Type Round Tube Plate Fin RTPF Rows Fins Per Meter Fins m 2 17 Total Face Area m2 4 4 4 6 OUTDOOR...

Страница 7: ...a x e T P T E G n o i t a c o l g n i r u t c a f u n a M 5 r e b m u n l a i t n e u q e S 6 10 1 2 3 4 5 6 7 8 9 10 4 8 1 0 G 1 2 3 4 5 POSITION NUMBER TYPICAL Year of manufacture 10 2010 3 4 C10799...

Страница 8: ...and above S The unit may be mounted on a level pad directly on the base channels or mounted on raised pads at support points See Tables 1A and 1B for unit operating weights See Figs 1 and 2 for weight...

Страница 9: ...oor units check to ensure that the separation is within allowable limits Relocate equipment if necessary Provide Safety Relief If local codes dictate an additional safety relief device purchase locall...

Страница 10: ...t low outdoor ambient temperatures Wire the solenoid according to the unit label diagram UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment damage Failure to use a solenoid valv...

Страница 11: ...exposed to outdoor conditions Closed cell foam insulation with a thermal conductivity of 0 28 Btu S in ft2 S h S F 0 04 W m S C Evacuation Dehydration Evacuate and dehydrate the connected refrigerati...

Страница 12: ...moving the black wire with the 1 4 in female spade connector from the 230 v connection and moving it to the 208 v 1 4 in male terminal on the primary side of the transformer Refer to unit label diagr...

Страница 13: ...a source elsewhere in the building Observe national and local codes when selecting wire size fuse or breaker requirements and disconnect switch size and location Route 125 v power supply conductors in...

Страница 14: ...late as shown in Fig 12 Remove two slot fillers in the bottom of the cover to permit service tool cords to exit the cover Check for full closing and latching RECEPTACLE NOT INCLUDED COVER WHILE IN USE...

Страница 15: ...for additional features which might require additional conductors in the cable For wire runs up to 50 ft 15 m use no 18 AWG American Wire Gage insulated wire 35 C minimum For 50 to 75 ft 15 to 23 m us...

Страница 16: ...t outlet FLA Full Load Amps LRA Locked Rotor Amps MCA Minimum Circuit Amps Protection NEC National Electrical Code PWRD CO Powered convenient outlet RLA Rated Load Amps UNPWR CO Unpowered convenient o...

Страница 17: ...e starting compressor If pressures do not equalize readily charge vapor on low side of system to assure charge in the evaporator Refer to GTAC II Module 5 Charging Recover Recycling and Reclamation fo...

Страница 18: ...o 90 minutes later Advanced Scroll Temperature Protection will reset automatically before the motor protector resets which may take up to 2 hours Start Unit Set the space thermostat to a set point abo...

Страница 19: ...19 C10784 Fig 16 38AUQ 16 Charging Chart 38AUQ...

Страница 20: ...20 C10785 Fig 17 38AUQ 25 Charging Chart 38AUQ...

Страница 21: ...21 C10786 Fig 18 38AUQ 16 Power Schematic 208 230 3 60 shown 38AUQ...

Страница 22: ...22 C10787 Fig 19 38AUQ 25 Power Schematic 208 230 3 60 shown 38AUQ...

Страница 23: ...23 C10788 Fig 20 38AUQ 16 25 Control Schematic 38AUQ...

Страница 24: ...y economizer Heating When the thermostat calls for first stage heating terminal W1 is energized The 38AUQ s Defrost Board DFB receives this input at P2 7 The DFB removes the output at P3 7 RVS1 the re...

Страница 25: ...checked S Fan shaft bearing locking collar tightness checked S Condensate drain checked S Blower motor amperage Outdoor Section S Fan motor mounting bolts tightness S Compressor mounting bolts S Fan b...

Страница 26: ...eader located at the entrance to each evaporator coil circuit path These are non adjustable Service requires replacing the entire liquid header assembly To check the indoor coil disconnect the supply...

Страница 27: ...stalled loss of charge pressure switch LOC has open close settings which do not provide indoor coil freeze protection The control provides a location on terminal board TB2 to add a field supplied indo...

Страница 28: ...mpressor or Stage 1 Heating both compressors run Table 8 38AUQ Defrost Board I O and Jumper Configurations Inputs Point Name Type of I O Connection Pin Number Unit Connection Note G Fan DI 24 vac P2 3...

Страница 29: ...rrupted On restart in Heating the defrost control will resume unit operation at the point in the run period where it was last operating Defrost Thermostats These are temperature switches that monitor...

Страница 30: ...Fans Service Valves C10791 Fig 26 38AUQ 16 Exterior Outdoor Coil Outdoor Coil Defrost Thermostat DFT Defrost Thermostat DFT High Flow Access Ports LOC LOC HPS HPS C10792 Fig 27 38AUQ 16 Interior 38AU...

Страница 31: ...ice Valves C10793 Fig 28 38AUQ 25 Exterior Outdoor Coil Outdoor Coil Defrost Thermostat DFT Defrost Thermostat DFT High Flow Access Port HPS HPS LOC LOC High Flow Access Port C10794 Fig 29 38AUQ 25 In...

Страница 32: ...ions The ALERT LED indicates an abnormal condition exists in the system through a flash code The ALERT LED will blink a number of times consecutively pause and the repeat the process The number of bli...

Страница 33: ...Yellow ALERT Flash Code 3 Short Cycling Compressor is running only briefly LOCKOUT 1 If low pressure switch is open a Low refrigerant charge b Evaporator blower is not running c Evaporator coil is fr...

Страница 34: ...VAC when off Outdoor Fans Each fan is supported by a formed wire mount bolted to the fan deck and covered with a wire guard Fan motors have permanently lubricated bearings 1 Shut off unit power supply...

Страница 35: ...leach or acid or basic cleaners should not be used to clean outdoor or indoor coils of any kind These cleaners can be very difficult to rinse out of the coil and can accelerate corrosion at the fin tu...

Страница 36: ...ilable from the Replacement Components Division s Electronic Parts Information Catalog EPIC EPIC is available at Totaline stores distributor and service office parts departments and on line at HVACPar...

Страница 37: ...ing motor or capacitor Replace Restriction in refrigerant system Locate restriction and remove Compressor Operates Continuously Dirty air filter Replace filter Unit undersized for load Decrease load o...

Страница 38: ...liquid line S POE oils absorb moisture rapidly Do not expose oil to atmosphere S POE oils may cause damage to certain plastics and roofing materials S Wrap all filter driers and service valves with w...

Страница 39: ...the low ambient relay LAR The LAS control temperatures are open 42_F 5_F close 57_F 5_F open 5 5_C 2 8_C close 13 9_C 2 8_C To override the speed control for full fan speed operation during service or...

Страница 40: ...1 2 25 3 4 38 1 2 38SUQ 25 LEFT SIDE 32 7 8 33 5 8 34 3 8 43 1 8 4 1 4 13 1 4 22 1 4 31 1 4 40 1 4 BACK 47 3 4 48 1 2 49 1 4 43 1 8 4 1 4 13 1 4 22 1 4 31 1 4 40 1 4 RIGHT SIDE 61 1 8 61 7 8 62 5 8 43...

Страница 41: ...41 C10363 Fig 35 Wind Baffles Fabrication 38AUQ...

Страница 42: ...42 C10366 Fig 36 15 Ton Wind Baffle Brackets Fabrication 38AUQ...

Страница 43: ...43 RIGHT BACK LEFT FRONT BOTTOM BRACKET TOP BRACKETS C10367 Fig 37 Wind Baffle Installation 15 Ton Units 38AUQ...

Страница 44: ...44 RIGHT BACK LEFT FRONT C10368 Fig 38 Wind Baffle Installation 20 Ton Units 38AUQ...

Страница 45: ...45 38AUQ...

Страница 46: ...10 W Morris St D Indianapolis IN 46231 Printed in U S A Edition Date 08 10 Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations Catal...

Страница 47: ...RE ALL WIRING TERMINALS including main power supply TIGHT Y N HAS CRANKCASE HEATER BEEN ENERGIZED FOR 24 HOURS Y N INDOOR UNIT HAS WATER BEEN PLACED IN DRAIN PAN TO CONFIRM PROPER DRAINAGE Y N ARE PRO...

Страница 48: ...PRESSURE CIR 1 CIR 2 SUCTION LINE TEMP CIR 1 CIR 2 LIQUID PRESSURE CIR 1 CIR 2 LIQUID LINE TEMP CIR 1 CIR 2 ENTERING OUTDOOR UNIT AIR TEMP LEAVING OUTDOOR UNIT AIR TEMP INDOOR UNIT ENTERING AIR DB dry...

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