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L4031A,C POOL HEATER AQUASTAT

®

  CONTROLLER

60-2107—5

4

M8815

CLAMP B

CLAMP A

CLAMP SCREWS (2)

BULB 
COMPRESSION 
FITTING

SEALING 
WASHER

BULB

INSERTION LENGTH
APPROX. 3-3/16 in. (81 mm)

SPLIT SLEEVE

Fig. 2. 104486 Bulb compression fitting.

Using Capillary Compression Fitting (Fig. 3)

1. Screw fitting into boiler or pipe tapping.
2. Place packing nut on tubing.
3. Slide bulb completely through fitting.
4. Place composition disk and four slotted brass washers

on tubing in the order shown in Fig. 3. Turn brass
washers so that slots are 180 degrees apart.

5. Slide seal assembly into fitting and tighten packing nut.

COMPOSITION DISK
(SLOTTED)

BOILER PLUG

CAPILLARY TUBING

EXAMPLE OF SLOTTED WASHERS 
ASSEMBLED 
IN PAIRS:

PACKING NUT

M8816

IMMERSION
BULB

Fig. 3. 104484 Capillary compression fitting.

Using Immersion Well (Fig. 4)

1. Screw the well into the boiler or pipe tapping.
2. Insert the bulb into the well, pushing the tubing until the

bulb bottoms in the well.

3. Attach the retainer clamp to the end of the well spud.

Loosen the draw nut and spread the jaws of the clamp
with a screwdriver if necessary. See Fig. 4.

4. With the retainer clamp attached to a well spud (be

sure jaws of clamp hook over the ridge at the end of the
spud, as shown at point A), adjust tubing to fit through
retainer clamp groove, as shown at point B.

5. Tighten draw nut so retainer clamp is firmly attached to

well spud and tubing is held securely in place.

CAUTION

Do not secure draw nut so tightly that retainer clamp
could collapse tubing

M8777

WELL

BULB

SPUD

MOUNTING
CLAMP

A

DRAW 
NUT

TUBING

B

INSERT— MOUNTING CLAMP

SCREWDRIVER

SPREAD JAWS
TO FIT OVER
RIDGE ON SPUD
OF WELL

JAWS

Fig. 4. Immersion well fitting.

Wiring

All wiring must comply with local codes and ordinances.

In all installations, follow the equipment manufacturer
instructions. If not available, use hookups in Figs. 5, and 6.

REVERSE-ACTING
PRESSURE 
CONTOLLER

HEATING
SWITCH

PUMP

PUMP
SWITCH

L4031 POOL HEATER
AQUASTAT® CONTROLLER

POOL
CONTROL

HIGH
LIMIT

M4539

PILOTSTAT

GAS VALVE

L1 
(HOT)

L2

1

1

2

2

POWER SUPPLY. PROVIDE DISCONNECT MEANS AND 
OVERLOAD PROTECTION AS REQUIRED.

WHEN HIGH LIMIT AND POOL CONTROL ARE CONNECTED IN 
SERIES, CURRENT DRAW OF CIRCUIT MUST NOT EXCEED 
ELECTRICAL RATING OF POOL CONTROL.

Fig. 5. Typical L4031 connection providing pool

temperature control and high limit protection.

Содержание Aquastat L4031A

Страница 1: ...tdown protection to prevent boiler overheating L4031A provides automatic high limit reset L4031C requires manual high limit reset Each limit control has its own remote bulb sensing element and snap switch for system control 60 2107 5 GENERAL The L4031A C Pool Heater Aquastat units are designed to control pool water temperatures and provide high limit boiler control Contents General 1 Features 1 Sp...

Страница 2: ...g 1 Switch Action Each control opens on a temperature rise Control Point Setting Visible scale that can be set with an external screwdriver adjustment Finish Gray Mounting Means Three holes in back of case Wiring Knockouts Four for 1 2 in conduit Approvals Underwriters Laboratories Inc Component Recognized File Number M466 Guide Number MBPR2 American Gas Association Design Certified Report 23 11B ...

Страница 3: ...damage The L4031 can be mounted either vertically or horizontally on a wall or panel or directly on a tank This device can be installed with the case and bulbs as far apart as the tubing permits In all cases the equipment manufacturer directions should be followed if available If not follow the general instructions in the Location section Location 1 Locate the high limit bulb in the hot water outl...

Страница 4: ... screwdriver if necessary See Fig 4 4 With the retainer clamp attached to a well spud be sure jaws of clamp hook over the ridge at the end of the spud as shown at point A adjust tubing to fit through retainer clamp groove as shown at point B 5 Tighten draw nut so retainer clamp is firmly attached to well spud and tubing is held securely in place CAUTION Do not secure draw nut so tightly that retai...

Страница 5: ...g for one system may not apply to another In all cases the equipment manu facturer recommendations for setting should be followed Checkout WARNING CAN CAUSE PROPERTY DAMAGE SEVERE INJURY OR DEATH This product is intended for use only in systems with a pressure relieve valve Always conduct a thorough checkout when the installation is complete Make sure the controller was installed and adjusted prop...

Страница 6: ...L4031A C POOL HEATER AQUASTAT CONTROLLER 60 2107 5 6 1 888 809 3787 ...

Страница 7: ...L4031A C POOL HEATER AQUASTAT CONTROLLER 60 2107 5 7 ...

Страница 8: ...L4031A C POOL HEATER AQUASTAT CONTROLLER 60 2107 5 8 1 888 809 3787 ...

Страница 9: ...L4031A C POOL HEATER AQUASTAT CONTROLLER 60 2107 5 9 ...

Страница 10: ...L4031A C POOL HEATER AQUASTAT CONTROLLER 60 2107 5 10 ...

Страница 11: ...L4031A C POOL HEATER AQUASTAT CONTROLLER 60 2107 5 11 ...

Страница 12: ...ld Home and Building Control Honeywell Limited Honeywell Limitée 740 Ellesmere Road Scarborough Ontario M1P 2V9 Home and Building Control Honeywell Inc Honeywell Plaza P O Box 524 Minneapolis MN 55408 0524 60 2107 5 J H Rev 5 95 Printed in U S A QUALITY IS KEY customer honeywell com ...

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