Optional

drain valve

(closed)

Fig. 1

*

*

Residual blowdown to

Boiler house

Boiler Blowdown Heat Recovery Systems -

Installation, Operation and Maintenance

General layout

Note: Water supply to cold water

make-up tank not shown.

Cold water

make-up tank

Vent head

9

8

4

9

10

Condensate from

high pressure uses (TDS)

Table of parts

11

2

1

7

12

5

Heat recovery systems

Local regulations may restrict the use of this product to below the conditions quoted.

In the interests of development and improvement of the product, we reserve the right to change the specification without notice.

© Copyright 2014

Optional flash condensing

head piping

(instead of Type SD)

2.8.2

Condensate

Boiler

feedwater

tank

grade or receiver.

Note: Swan neck to

prevent the primary side

of the heat exchanger

drying out.

3

6

(closed)

Part no.

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

11.

12.

Description

Flash vessel

Pressure gauge

Safety valve

Vacuum breaker

Steam distributor

Flash vessel drain valve

Float trap

Recirculating pump

Tank isolating valves

Pump strainer

Plate heat exchanger

Thermostat

Type

FV

4" dial 0.4 bar g C/W

'U' syphon and cock

SV615

VB14

SD

Monnier

(non-venting) ball valve

FT14-4.5

RP (240 V)

Monnier

(non-venting) ball valve

Fig 12 SG iron or

Fig 13 cast iron

Type M3 or M6

Type HTS3

To boiler feedpumps

Note: Item 5 can be replaced with a flash condensing head

(if present) as shown in the diagram above.

AI-P404-07

AB Issue 7

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