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443 06 5102 01

Specifications  subject to change without notice.

Collector Box Removal

1. Remove the screws that secure the collector box to the

heat exchanger cell panel and set aside.

2. Remove collector box gasket and discard.

Collector Box Installation

1. Verify old collector box gasket has been removed from

heat exchanger.

2. Remove adhesive backing from collector box gasket and

align gasket on the collector box.

3. Attach the gasket to the collector box.
4. Remove the adhesive backing from the condensate trap

gasket.

5. Attach the gasket over the drain outlets on the collector

box.

6. Repeat the procedure for the drain outlet.

NOTE

:  There is a slot on each side of the front panel of the

condensing heat exchanger. The collector box has alignment

tabs on the back that fit into the slots on the condensing heat
exchanger panel.

7. Align the tabs on the collector box to the slots

condensing heat exchanger.

8. With the collector box fully seated against the

condensing heat exchanger cell panel, install the screws

through the collector box.

!

CAUTION

UNIT OPERATION HAZARD

Failure to follow this caution may result in unit damage or

improper operation.
Over torquing the screws may result in a cracked collector

box.

9. Tighten the screws with a non

powered screwdriver to

12 lb.

in. in an alternating pattern around the collector

box. Do not over

tighten.

Figure 2

Collector Box

A12500

Adhesive to face
Collector Box Assy.

Plug, Drain (4)

Gasket (2)

Collector Box (Base)

Adhesive on this side

Gasket, Collector Box

Collector Box Assy.  (Cover with Inserts)

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Re-attach the collector box using the screws
with washer included in the kit.   Tighten the screws
with a non-powered screwdriver to 12 lb-in. in an
alternating pattern around the collector box. 
Do not over-tighten.

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3

4

1

2

Replace Inducer Assembly Gaskets

1. Remove the old gasket from around the inlet to the

inducer assembly

2. Remove the two gaskets around the drain stubs of the

inducer assembly. Verify that the surfaces around the

drain stubs are clean and smooth.

3. Remove the adhesive backing from a inducer housing

drain gasket and attach the gasket over the drain stub of

the inducer assembly

4. Repeat the procedure for the other drain stub
5. Insert the inducer inlet gasket in the groove around the

inlet of the inducer assembly

6. Verify the gasket is fully seated in the groove.

Inducer Assembly Installation

1. Verify any remaining gaskets on the collector box are

removed and discarded.

2. Verify the inducer assembly has gaskets on the drain

stubs and at the inducer inlet.

3. Verify the Inlet Choke Plate (when used) is installed on

the in

l

et opening of the inducer.

4. Align the tabs on inducer assembly to the brass inserts

on the collector box.

5. Insert the mounting screws by hand through the tabs to

secure the inducer to the collector box.  Remember there

is a mounting tab located under the vent elbow.

6. Tighten the screws in an alternating pattern by hand. Do

not use a screw gun or over

tighten the mounting

screws.

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