Raypak HI DELTA 302B manuals

Raypak HI DELTA 302B User Manual (60 pages)

Brand: Raypak | Category: Conditioners | Size: 3.00 MB |

English

Table of contents

INSTALLATION & OPERATING

1

INSTRUCTIONS

1

CONTENTS

3

WARNINGS

4

BEFORE INSTALLATION

5

Component Locations

6

General Information

7

GENERAL SAFETY

8

INSTALLATION

9

Clearances

10

3 ft (91 cm) within a

11

Indoor Units

12

Reversing Air Filter

12

Direct Vent

12

Direct-Ducted Combustion Air

12

Conventional Combustion Air

13

Water Piping

14

Relief Valve Piping

15

Hydrostatic Test

15

Cold Water Operation

15

Hydronic Heating

16

Pressure Drop in Feet of Head

17

Feedwater Regulator

17

TANK SENSOR

18

MIXING VALVE

19

Table J: Water Chemistry

20

Gas Supply

21

Electrical Power Connections

22

Field Wiring Connection

23

Fig. 22: 2-Stage Tankstat

24

Fig. 21: Wiring Connections

24

TANKSTAT

25

Support of Vent Stack

26

Vent Terminal Location

26

Changing the Flue Outlet

27

Venting Installation Tips

28

Venting Configurations

28

(Category III)

30

Direct Vent - Vertical

32

Outdoor Installation

33

Controls

33

Heater Sequence of Operation

34

Fig. 29: Ignition Module

36

Table Q: Ignition Module

36

Diagnostic LED Codes

36

Fig. 31: Flow Switch

37

Fig. 32: Low Water Cut-Off

37

UDB Diagnostic Board

38

UDB Fault History

38

Table R: UDB Fault Messages

39

87%-Efficiency Boilers –

40

Special Instructions

40

(Category IV)

42

Wiring Diagram

45

START-UP

46

Start-Up

47

Safety Inspection

48

Follow-Up

48

Pilot Turn-Down Test

48

Post Start-Up Check

49

OPERATION

50

TROUBLESHOOTING

51

MAINTENANCE

52

Semi-Annually

53

Annually

53

As Required

53

APPENDIX

54

IMITED PARTS WARRANTY

55

HI DELTA – TYPES H AND WH

55

ODELS 302B–902B

55

LIMITED PARTS WARRANTY

56

HI DELTA – TYPE P

56

MODELS 302B–902B

56

RAYPAK PRODUCTS

57

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60

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