Honeywell L7224U1002 Guide d'installation télécharger pdf (Page 2)

L7224U OIL AND ELECTRIC BOILER ELECTRONIC AQUASTAT

CONTROLLER

69-1720EFS—07 2

Accessories (Ordered Separately):

W8735Y1000 Wireless Outdoor Reset Kit

W8735ER1000 Wireless Outdoor Reset Module

C7089R1013 Wireless Outdoor Temperature Sensor

(requires W8735ER1000)

W8735S1000 AquaReset™ Outdoor Reset Kit (includes

50022037-002 Outdoor Reset Module and

C7089U1006 Outdoor Temperature Sensor)

W8735S1008 AquaReset™ Domestic Hot Water Kit

(includes 50022037-005 Domestic Hot Water Module

and 32003971-003 Sensor)

C7089U1006 Outdoor Temperature Sensor (used with the

50022037-002)

32003971-003 Temperature Sensor (used with

50022037-005)

Sensor (See Table 2).

Sensor Well Clamp 121371AA.

120650 Heat Conductive Compound.

Fig. 1. L7224U mounting dimensions in inches (mm).

INSTALLATION

When Installing this Product...

Read these instructions carefully. Failure to follow

them could damage the product or cause a hazardous

condition.

2. Check the ratings given in the instructions and on

the product to make sure the product is suitable for

your application.

3. The installer must be a trained, experienced service

technician.

4. After installation is complete, check out product

operation as provided in these instructions.

5. Set High Limit, Low Limit and Differential to the set-

tings recommended by the boiler OEM.

Record the maximum High Limit setting from the

replaced controller in the text box provided on the

cover insert label.

7. Record the High Limit setting at the time of installa-

tion in the text box provided on the cover insert

label.

WARNING

Electrical Shock Hazard.

Can cause severe injury, death or property

damage.

Disconnect power supply before beginning

installation to prevent electrical shock or

equipment damage.

Mounting

The L7224U can be mounted in a well mount, horizontal

or vertical position, or flush mounted remote from the well.

IMPORTANT

Immersion well must fit sensing element and

sensor must rest against bottom of well.

Table 1. Wells for L7224U Controller.

Part

Number

Spud Size

in. (mm)

Insertion

in. (mm)

Insulation

in. (mm)

123869A 1/2 (12.7) NPT 3 (76.2) 1-1/2 (38.1)

123870A 3/4 (19.05) NPT 3 (76.2) 1-1/2 (38.1)

Table 2. Sensors for L7224U Controller.

Part Number

Length in.

(mm) Application

50001464-001 12 (304.8) Well-mounted controls

50001464-003 24 (609.6) Flush-mounted controls

50001464-004 36 (914.4)

50001464-005 48 (1219.2)

M22147B

3/4

(75)

5-11/16

(145)

3/8

(10)

2-5/8 (67)

7-1/8

(181)

6-1/2

(166)

3-13/32 (86)

2x 1/4 (7) x 3/8 (9)

1/16 (2)

1-3/16

(30)

3-1/32

(77)

2-1/16 (53)

1-1/8 (29)

4-1/4 (109)

1 2 3 4 5 6 7 ... 51 52

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Honeywell L7224U1002 Guide d'installation Page 2

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