Turbo Air TB-4 Operator’s Manual

CAUTION!

PLEASE KEEP POWER

SWITCH ON BEFORE

OPERATING THIS EQUIPMENT

Turbo Air Speed up the Pace of Innovation

Display Cases
Bakery Cases
Service Manual

Please read this manual completely before attempting to install or operate this equipment!

TB-4 TB-4R
TB-5 TB-5R

www.turboairinc.com

TABLE OF CONTENTS

1. FEATURE CHART

1-1. FRONT VIEW
1-2. SIDE VIEW
1-3. REAR VIEW

2. WIRING DIAGRAM

2-1. REFRIGERATOR (A PART OF PRODUCT BEFORE APR 2005)
2-2. REFRIGERATOR (APPLY FROM TB5R004001, TB4R004001)
2-3. REFRIGERATOR (REMOVE THE CONDENSER REMOVE)
2-4. DRY CASE

3. PART DETAILS

3-1. SIDE GLASS PART
3-2. FRONT GLASS PART
3-3. WIRE SHELF LATHE PART
3-4. LAMP ASSY
3-5. FRONT MOTOR PART
3-6. FRONT GASKET PART
3-7. REFRIGERATION COMPARTMENT
3-8. COOLING COMPARTMENT
3-9. CONTROL BACK
3-10. WIRING BACK
3-11. BACK DOOR

4. MAIN COMPONENTS

4-1. COMPRESSOR
4-2. LIQUID LINE FILTER
4-3. EXPANSION VALVE
4-4. EVAP & COND FAN MOTOR
4-5. CONDENSER FAN BLADE
4-6. EVAP FAN BLADE
4-7. POWER SWITCH
4-8. CONDENSER REMOVE
4-9. BALLAST F LAMP
4-10. FLUORESCENT LAMP
4-11. LAMP SOCKET
4-12. MAIN PCB
4-13. DISPLAY PCB
4-14. TRANS FORMER
4-15. GAS SPRING
4-16. SERVICE VALVE

5. ELECTRONIC CONTROL INSTRUCTIONS

5-1. REFRIGERATOR CONTROL
5-1-1. HOW TO USE THE DISPLAY PCB PANEL
5-1-2. ERROR CODE
5-1-3. FUNCTION TABLE

6. TROUBLE SHOOTING CHART

6-1. THE REFRIGERATOR DOES NOT COOLING
6-2. THE REFRIGERATOR DOES NOT COOLING WELL

7. REFRIGERANT CYCLE DIAGRAM

8. REPLACEMENT OF MAIN COMPONENTS

8-1. END CLASS PART
8-2. FRONT GLASS PART
8-3. LATHE TOP COVER PART
8-4. WIRE SHELF LATHE PART
8-5. FRONT MOTOR PART
8-6. FRONT GLASS PART
8-7. REFRIGERATION COMPARTMENT
8-8. COOL COMPARTMENT
8-9. CONTROL BACK PART
8-10. MAIN WIRING PART

9. PART LIST

1. FEATURE CHART

1-1. FRONT VIEW

1. WIRE SHELF TOP ASSY (LAMP INSIDE)

2. WIRE SHELF MIDDLE ASSY (LAMP INSIDE)

3. WIRE SHELF LOWER ASSY (LAMP INSIDE)

4. FLUORESCENT TUBE

5. FLUORESCENT LAMP

6. LEG BOLT

1-2. SIDE VIEW

1. LAMP SOCKET

2. LAMP SOCKET COVER

3. WIRE SHELF LAT SHOT ASSY

4. ARCYLE COVER A

5. ARCYLE COVER C

6. TOP GLASS CLAMP A

7. TOP GLASS CLAMP B

8. UNDER GLASS CLAMP

9. LATHE TOP COVER ASSY

10. GAS SPRING

11. WIRE SHELF LAT MID ASSY

12. COVER FRAME L (R)

13. WIRE SHELF LAT LARGE ASSY

14. THERMISTER ASSY

15. EVAP COIL ASSY

16. CONDENSER ASSY

17. COND FAN MOTOR ASSY

18. COND FAN BLADE

19. LIQUID LINE FILTER

20. SVC VALVE

21. COMPRESSOR

22. SUCTION LINE

23. EXPANSION VALVE

24. FRONT FAN BLADE

25. FRONT FAN MOTOR

26. EVAP FAN MOTOR

27. EVAP FAN BLADE

28. DISPLAY PAN

29. GLASS CLAMP

30. END GLASS

31. SIDE GLASS GASKET

32. SIDE GLASS SASH

33. FRONT GLASS

1-3. REAR VIEW

1. BACK DOOR FRAME SASH A

2. TOP COVER FRAME

3. BACK DOOR RIGHT ASSY

4. BACK DOOR FRAME SASH B

5. CONTROL AREA

6. POWER SWITCH

7. MAIN PCB ASSY

8. TRANS FORMER

9. DISPLAY PCB

10. UNIT AREA

11. COMP ELECTR BOX

12. BALLAST F LAMP

13. CONDENSER REMOVE

14. DRAIN HOSE

15. WIRE JOINT AREA

16. BACK DOOR LEFT ASSY

2. WIRING DIAGRAM

2-1. REFRIGERATOR
(A PART OF PRODUCTE BEFORE APR 2005)

COPPER ALUMINUM CONDUCTOR ONLY

2-2. REFRIGERATOR
(APPLY FROM TB5R004001, TB4R004001)

COPPER ALUMINUM CONDUCTOR ONLY

2-3. REFRIGERATOR
(REMOVE THE CONDENSER REMOVE)

2-4. DRY CASE

COPPER ALUMINUM CONDUCTOR ONLY

COPPER ALUMINUM CONDUCTOR ONLY

COPPER ALUMINUM CONDUCTOR ONLY

3. PART DETAILS

3-1. SIDE GLASS PART

END GLASS
GASKET SASH

END GLASS
GASKET

SIDE PANEL END GLASS END GLASS SASH

3-2. FRONT GLASS PART

TOP GLASS
CLAMP A(B)

FRONT GLASS

GLASS CLAMP

FRONT PANEL

3-3. WIRE SHELF LATHE PART

LATHE TOP
COVER ASSY

WIRE SHELF LATHE
SHOT ASSY

WIRE SHELF LATHE
MID ASSY

WIRE SHELF LATHE
LARGE ASSY

3-4. LAMP ASSY

WIRE SHELF
LATHE PART

(BACK)

LAMP SOCKET

CLAMPER

LAMP SOCKET
COVER

FLUORESCENT
LAMP

LAMP SOCKET

3-5. FRONT MOTOR PART

FAN MOTOR (9W)

MOTOR BRACKET

FAN BLADE (Ø200)

3-6. FRONT GASKET PART

FRONT GASKET

FRONT GASKET SASH

COMPRESSOR

SVC VALVE

3-7. REFRIGERATION COMPARTMENT
CONDENSING UNIT

FAN MOTOR (9W)

CONDENSER

FAN BLADE (Ø250)

EXPANSION

VALV E

LIQUID LINE FILTER

3-8. COOLING COMPARTMENT

EVAP COIL

FAN BLADE (Ø200)

FAN MOTOR (9W)

3-9. CONTROL BACK

DISPLAY

POWER SWITCH

LIGHTS SWITCH

INLAY PCB

TRANSFORMER

DISPLAY PCB & MAIN PCB

DISPLAY PCB

MAIN PCB

3-10 WIRING AREA

BALLAST F LAMP CONDENSER REMOVE

DRAIN HOSE

COMPRESSOR
ELECT BOX

3-11. BACK DOOR

BACK DOOR LEFT BACK DOOR RIGHT

JOINT BOX

DOOR SASH

GLASS

4. MAIN COMPONENTS

4-1. COMPRESSOR

MODEL

REFRIGERANT

VOLTAGE

COMP MODEL

PART CODE

STARTING TYPE

4-2. LIQUID LINE FILTER

MODEL

REFRIGERANT

PRESSURE

MODEL

PART CODE

TB-4R TB-5R

R-134A

115V / 60HZ

CAJ4476Y (AKA4476YXA)

BS1C001

CSIR

TB-4R TB-5R

R-134A

MIN 610 PSIG

SMGT-7

BS1O300

4-3. EXPANSION VALVE

MODEL

REFRIGERANT

VOLTAGE

COMP MODEL

PART CODE

4-4. EVAP & CON’D FAN MOTOR

MODEL

REFRIGERANT

VOLTAGE

COMP MODEL

PART CODE

TB-4R TB-5R

R-134A

1 / 4X1 / 2 IN

ORIF, NO, 4

BS10130

TB-4R TB-5R

R-134A

115V / 60HZ

CAJ4476Y (AKA4476YXA)

BS1C001

4-5. CONDENSER FAN BLADE

MODEL

METAL

SPEC

PART CODE

TYPE

4-6. EVAP FAN BLADE

MODEL

METAL

SPEC

PART CODE

TYPE

4-7. POWER SWITCH

TB-4R TB-5R

AL

Ø250 4B

BS1Z149

CCW

TB-4R TB-5R

AL

Ø200 5B

BS1Z148

CCW

MODEL

MARKED

RATING

PART CODE

4-8. CONDENSER REMOVE

MODEL

RATING

MODEL

PART CODE

TB-4R TB-5R

“I” AND “O”

125V, 20FLA, 3/4HP

BS10300

TB-4R TB-5R

117V, 300W

TG12-5000

BS10307

4-9. BALLAST F LAMP

MODEL

RATING

MODEL

PART CODE

4-10. FLUORESCENT LAMP

MODEL

RATING

MODEL

PART CODE

4-11. LAMP SOCKET

MODEL

TB-4R TB-5R

120V, 114W

LA432I120EN

BS1C149

TB-4R TB-5R

30W

TL-D30W

BS10303

TB-4R TB-5R

32W

FLR32SS

BS10305

RATING

PART CODE

4-12. MAIN PCB

MODEL

RATING

PART CODE

4-13. DISPLAY PCB

MODEL

RATING

PART CODE

300V, 1A

BS10338

TB-4R TB-5R

115V, 60HZ

BS1X154A

TB-4R TB-5R

115V, 60HZ

BS1X174A