Unit installation

Subject to change without notice. Printed in U.S.A. 035-20507-001 Rev. A (0804)

Unitary 5005 Norman

Product York OK

Group Drive 73069

12. With the main burners ignited, check for gas leaks, espe-

cially in the following locations: gas valve inlet and outlet

connections, gas line pressure switch connection, mani-

fold union in the burner compartment, and main burner

orifices where they thread into the manifold. Repair any

leaks found and recheck.

13. During unit operation, the main burner appearance and

igniter location should be as shown in Figure 2.

14. With the main burners off, disconnect the manometers

and replace the plugs. Check for gas leakage at the

plugs.

15. Replace all access panels.

LABELS

1. Remove label 035-11635-000 from the shipping box.

Check the Natural Gas to Propane box.

2. Under "Rating After Conversion", write in the following:

a. Orifice size, as stamped on the orifice

b. Maximum inlet pressure

c. Minimum inlet pressure

d. Manifold pressure for both low and high inputs

e. Input ratings, same as on the Rating Plate

f. Output ratings, same as on the Rating Plate

3. Under "Changes After Conversion", write in the following

a. Kit number, located on the outside of the box

b. Unit model number

c. Stamp or write in the name of the organization mak-

ing conversion, address, city, state, month and year

4. Remove label backing and affix label adjacent to the Rat-

ing Plate.

Do not use an open flame or any source of ignition

to check for leaks.

FIGURE 2: Proper Burner Flame Appearance

BLUE CONE PORTION OF

FLAME SHOULD ENTER

HEAT EXCHANGER TUBE