Jacket installation

1.Open Cabinet Parts Box Check for damages. Damage claims must be filed immediately with carrier.

2.Install the (4) 3/4” OD x 1-9/16” bottom bracket spacers onto the tie rods, followed by the bottom brackets, with the tabs pointing outward, which are fastened in place with the 10mm nuts provided.

3.Mount top brackets on the boiler tie rods with the tabs pointing outward. Fasten in place between the 10mm nuts provided on the casting. Insert the two anti-short bushings into the holes on the right hand side in the upper brackets.

4.Install right side jacket panel to the upper and lower brackets with sheet metal screws provided.

5.Install the ½” electrical connector required for the Carlin control or the Honeywell L7248A1000 through the hole in the front part of the right side jacket panel and tighten in place with the locknut provided. Install the Heyco bushing in the hole when using the Honeywell L7248C1022.

6.Install the left side jacket panel, to the upper and lower brackets with the sheet metal screws provided.

7.Install the Honeywell L7248A1000 aquastat onto the box connector using the clamping screw or screw the Honeywell L7248C1022 directly to the right side jacket panel.

8.Install the sensor wires.

a)Honeywell L7248A1000 – Run the sensor wires through the hole in the aquastat and out the box connector. Run the sensor wires through the holes in the upper brackets and insert into immersion well. Fasten the wires into the well using the wire clamp provided. Snap sensor wires into control.

b)Honeywell L7248C1022 – Run the sensor wires through the Heyco bushing. Run the sensor wires through the holes in the upper brackets and insert into immersion well. Fasten the wires into the well using the wire clamp provided. Remove one of the unused knockouts in the bottom of the aquastat. Insert sensor wire through the knockout securing with grommet supplied. Snap sensor wires into control.

c)Carlin Control – Install the box provided with the control onto the box connector. Run the sensor wires through the hole in the aquastat and out the box connector. Run the sensor wires through the holes in the upper brackets and insert into immersion well. Fasten the wires into the well. Insert sensor wires into control.

9.Install the top panel by sliding it in from the front catching the top panel’s lower edge under the sides upper edges. Slide back till the top drops over the back edge, fasten with the sheet metal screws provided.

10.Install the back panel with the small notches facing up and fasten with sheet metal screws provided.

11.Install the jacket front panel by lining up the (4) mounting screws on the front of the two sides with the keyhole slots on the front panel and lower in to place.

12.Transfer the boiler serial number located on the left front leg onto the rating label on the jacket front panel in the upper left corner.

(2)Top Brackets

Immersion Well/	Anti-Short
Sensor Leads	Bushings

(4) Bottom			(2) Bottom Brackets
(4) Bottom
Bracket Spacers
Bracket Spacers