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Thomas betts UDAP Manual do Utilizador (36 páginas)

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Índice

Series Fan-Type

1

Unit Heaters

1

2. Installation

2

1. General

2

3. Warranty

3

4. Uncrating and

3

Preparation

3

5. Dimensions

4

(30-45, 150-400

5

Horizontal;

5

60-125 Vertical)

5

6. Technical Data

6

7. High Altitude

7

8. Clearances

7

(Note: For Model

8

UDAS, see Venting

8

Manual for

8

Heater Throw

9

Location

9

Recommendations

9

Model UDAS

11

Gas Connection Size

12

12. Gas Piping

14

Pressures

14

(cont’d)

14

High Altitude

15

Capacity Changes

15

24V Control Wiring

16

Connections

16

16. Combustion

17

Air Proving

17

(Pressure

17

20. Ignition

19

19. Door Switch

19

UDAS only

19

Continuous Fan

21

Operation

21

Fault Modes

21

21. Gas Valve

22

22. Fan Motor

22

23. Wiring Diagrams

23

23. Wiring Diagrams (cont’d)

24

WD# 185244 REV #3 AG2

25

UDAP & UDAS SERIES

25

24. Check

26

Installation

26

Check installation

27

NOTE: If replacement

28

27. Burner

29

Maintenance

29

26. Heat

29

Exchanger

29

28. Burner

30

29. Ignition

31

1/8 inch

32

*Venter wheel has

33

Motor spacing is

33

For location, see

34

FIGURE 18, page 31

34

General Troubleshooting

35

Check the Lights on

35

Control Module

35

(Circuit Board)

35

40. Troubleshooting (cont’d)

36

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