• 18900 Condensate. Cozy Hi-Efficient Direct Vent

18900 CONDENSATE KIT INSTRUCTIONS

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WARNING: Always use this kit when the vent has a vertical run, or where local codes prohibit draining condensate to the outside. Use only Cozy Heating Systems supplied parts. Failure to use factory supplied parts or to follow these instructions may result in unsatisfactory performance, property damage, personal injury and/or loss of life.

BEFORE beginning kit installation, open carton & identify the following components.

Step 1.

Set thermostat to “Off” and allow heater to cool.

Step 2.

Turn off gas supply to heater.

Step 3 . Turn off electric power to heater.

Step 4.

Remove the cabinet.

Step 5.

Loosen the two wing nuts located in the heater base. See Figure 16.

Step 6.

Slide the condensate pan into the bottom of the heater with slots in tabs onto the weld studs and under the wing nuts. Use care to not rip the insulation in bottom of heater. Tighten the wing nuts to secure condensate pan.

See Figure 16.

Step 7.

Remove and discard the button plug located at center lower area of heater back.

Step 8.

Attach condensate trap to heater back so bottom of trap is inside the bottom of the condensate pan. Secure using the (2) #8 screws provided. Fill trap with water.

See Figure 17.

Step 9. Remove and discard plastic cap from bottom of the draft inducer drain tube.

See Figure 17.

Step 10.

Connect the tubing to the draft inducer drain tube and the condensate trap.

Secure both ends with two 3/8” hose clamps provided.

See Figure 17.

Step 11.

Fill the condensate pan with water.

Step 12.

Reverse steps 4 – 1. Follow lighting instructions to place heater in operation.

CONTENTS OF KIT

A Condensate

Pan Assembly

P/N: 18910

B Condensate

Trap Assembly

P/N: 72618

C 3/8” Flexible

Hose / Tubing

P/N: 72538

D 3/8” Hose

Clamp

P/N: 72539, Qty: 2

E #8 x 1/2” Screws

P/N: 50606, Qty: 2

FIG. 16

Wing Nuts (2)

Weld Pin (2) Inducer

Drain

Cap

80190

Casing

Black Plug

B

FIG. 17

A D

C E

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WARNING:

The water level in the condensate pan must be checked and maintained to completely cover the condensate trap. The water provides a seal to prevent combustion products from coming through the condensate trap and entering the living area.

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