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Aerco, Appendix f, Legend – AERCO KC Series Equipped with C-More version 3.04 User Manual

Page 102: Sd -a -432

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APPENDIX F

F-3

CONNECT

5/

8"

I.D

. HOSE TO CONDENSATE DRAIN

SHELL DRAIN VALVE

*

RELIEF VALVE

*

HOUSE RECIRCULATION

(NOTE

6)

6

TAP FOR OXYGEN

MANDATORY GAS PRESSURE REGULATOR

PRESSURE AT MAXIMUM BTU

/H INPUT

GAS IN

- SEE GF

-1030

FOR

MAINTAIN A REGULATED

8.

5"

W

.C

.

(SUPPLIED BY OTHERS

)

1-

1/

4"

MANUAL SHUTOFF

*

DIRT TRAP

2

ANALYZER

DRAIN

T

T

SIZE INLET FOR

TEMPERATURE RISE

SET AT FLOW CAPACITY

THROTTLING VALVE

T

6

(NOTE

6)

CONNECTION

HOSE

COLD WATER IN

3:

1

PREFERRED

DIA

. RATIO

: 2

:1

MIN

.,

TANK HEIGHT TO

HOT WATER OUT

GAS PIPING INSTALLATION

OF HEATER AT REQUIRED

DIA

. =

2/

3

TANK DIA

.

INLET BAFFLE

FLOW

<

2

FT

/SEC

PUMP

(SEE NOTE

7)

EXPANSION TANK

TEMPERATURE

SWITCH (NOTE

8)

CHECK VALVE

LEGEND

STOP VALVE

DRAIN VALVE

UNION

GAS FIRED WATER HEATER

KC

1000 1

MIL

. BTU

STRATIFIED STORAGE TANK INSTALLATION

NORTHVALE

, NJ

07647

INTERNATIONAL

, INC

.

APPD

.

DWN

.BY

SCALE

DATE

MPC

122298

DATE

SCD

NTS

111198

AERCO

SD

-A

-432

F

REV

.

THERMOMETER

T

BALANCING VALVE

RELIEF VALVE

(WHEN EMPLOYED

)

BACKFLOW PREVENTER

VACUUM BREAKER

VACUUM BREAKER (NOTE

11

)

(NOTE

9)

NOTES

:

1.

FOR ACTUAL SIZES AND LOCATIONS OF PIPING AND OTHER CONNECTIONS TO THE HEATER

, SEE DIMENSIONAL DRAWING

2.

SHELL DRAIN VALVE AND CONDENSATE HOSE SHOULD BE ARRANGED TO PERMIT THE FLUIDS TO DRAIN FREELY

, BY

GRAVITY

, TO A FLOOR DRAIN

. RELIEF VALVE SHOULD BE PIPED VERTICALLY TO A HEIGHT

18

" ABOVE THE FLOOR

.

3.

ALL

(*)

ITEMS ARE INCLUDED SEPARATELY IN SHIPMENT

.

4.

THIS IS A TYPICAL INSTALLATION DRAWING

. LOCAL CODES AND AUTHORITIES SHOULD BE CONSULTED

.

5.

HOSE CONNECTION AT HEATER OUTLET IS FOR INITIAL HEATER CALIBRATION DURING START

-UP

.

6.

LOCATE WATER INLET AND OUTLET FITTINGS

(i.

e.

UNIONS

, ELBOWS

, ETC

.)

A MINIMUM OF

6"

FROM WATER HEATER

FITTINGS

, TO PREVENT INTERFERENCE WITH REMOVAL OF HEATER PANELS

. WHEN A FLEX CONNECTOR IS FACTORY

SUPPLIED BY AERCO

, IT MUST BE INSTALLED AT THE HOT WATER OUTLET CONNECTION OF THE WATER HEATER

. ALL

PIPING

&

ELECTRIC CONNECTIONS SHOULD BE

6"

AWAY FROM SIDE PANELS

. LOCATE GAS PRESSURE REGULATOR A

MINIMUM OF

2'

FROM HEATER

.

7.

PUMP SHOULD BE CAPABLE OF HEATER

'S RATED FLOW AT DESIGN TEMPERATURE RISE

.

8.

MOUNT TEMPERATURE SWITCH

1/

3

UP FROM THE BOTTOM OF THE TANK

, SWITCH WILL TURN PUMP ON AND OFF

.

9.

IF PERMITTED BY LOCAL CODES

, A CHECK VALVE MAY BE USED IN PLACE OF A BACKFLOW PREVENTER

.

10

. CONSULT LOCAL CODES FOR PROPER TYPE OF CONNECTIONS TO STORAGE TANK

. 11

) WHEN REQUIRED BY LOCAL

CODES

, A VACUUM BREAKER MUST BE INSTALLED WITH THE STORAGE TANK

.