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A19 Product Bulletin    3

Packing Nut:  Part No. FTG13A-600R is available for
closed tank applications where the temperature does
not fall below -35

°

F (-37

°

C) or 250

°

F

(121

°

C).  Maximum liquid pressure limit is 150 psig

(1034 kPa).  For applications where the temperature
or liquid pressure exceeds these limits specify Style 4
element with all metal packing nut as an integral part
of the control.

Range Adjustments:  Concealed dial with
screwdriver slot (plain cover), exposed dial with
screwdriver slot, dial and knob adjustment or models
with factory sealed setting may be supplied.

Ranges:  For ranges other than those shown in
“Specifications” table, contact Customer Service.

Sealed Stop:  Available at extra cost.

Miscellaneous Specifications

Case:  .062 in. cold rolled steel.  Gray baked enamel
finish.

Cover:  .025 in. cold rolled steel.  Gray baked enamel
finish.

Contact Unit:  Precision Pennswitch.  Snap acting
dust-tight contacts.

Shipping Weights

Shipping weights shown below are approximate.
Weights vary depending upon construction.
Generally, overpack will contain 25 individually
packed controls.

Individual pack:  1.0 lb.

Overpack containing 25 individually packed units:
26.0 lbs.

Ordering Information

1.

Specify Product Number only, if available (see
the “Specifications” chart).

2.

If Product Number is not available specify Type
Number.

a.

Capillary length.

b.

Range.

c.

Bulb style.

d.

Bulb well, if required.

e.

Packing nut, if required.

f.

Any other miscellaneous specifications.

Repairs and Replacement

Repairs must not be made in the field other than
replacement of the cover, well assembly and packing
nut assembly.  When ordering replacement parts,
give Product and Serial Numbers.  Controls requiring
attention should be returned to the factory or nearest
Johnson Controls representative for inspection and
service.

Fig. 3:  Element Styles available on Series A19

Summary of Contents for A19 Series

Page 1: ...ions a separate back up control with alarm contacts should be wired to indicate when the back up control operates Fig 2 Space thermostat with Style 3 coiled bulb and finger tip adjusting knob Fig 1 Left Control with external range scale knob adjustment Right Interior of model with adjustable differential Features Dependability precision snap acting dusttight contacts Dependability low volume respo...

Page 2: ...s 10 0 6 0 Pilot Duty 125 VA 24 to 600 VAC Specifications Product Range Diff Max Bulb Bulb Bulb Bulb Cap Bulb Cover Range Adjuster Number Appl Action F C F C Temp F C Style Size in Well Length ft Suppor t in Plain Scale Screw driver Knob A19AAB 4 Fluid Cutout Opens on rise 30 to 110 1 to 43 3 1 7 140 60 1 3 8 x 4 15 16 WEL14A 602R 6 3 X X A19AAB 7 Industrial Oven Opens on rise 100 to 300 38 to 149...

Page 3: ...steel Gray baked enamel finish Contact Unit Precision Pennswitch Snap acting dust tight contacts Shipping Weights Shipping weights shown below are approximate Weights vary depending upon construction Generally overpack will contain 25 individually packed controls Individual pack 1 0 lb Overpack containing 25 individually packed units 26 0 lbs Ordering Information 1 Specify Product Number only if a...

Page 4: ...4 A19 Product Bulletin Bulb and Bulb Accessories ...

Page 5: ...A19 Product Bulletin 5 ...

Page 6: ...6 A19 Product Bulletin Notes ...

Page 7: ...A19 Product Bulletin 7 Notes ...

Page 8: ...8 A19 Product Bulletin Notes Controls Group 507 E Michigan Street P O Box 423 Printed in U S A Milwaukee WI 53202 ...

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