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4002602-02

L

EGEND

 G3

© 2011, Miles Industries Ltd. All rights reserved.

Natural Gas Conversion Kit

738NGK

Installation Instructions

Use with with 

Valor Models 738XB Heater ONLY

WARNING

This conversion kit shall be installed by a 
qualifi ed service agency in accordance with 
the manufacturer’s instructions and all appli-
cable codes and requirements of the authority 
having jurisdiction. If the information in these 
instructions is not followed exactly, a fi re, ex-
plosion or production of carbon monoxide may 
result causing property damage, personal in-
jury or loss of life. The qualifi ed service agency 
is responsible for the proper installation of this 
kit. The installation is not proper and complete 
until the operation of the converted appliance 
is checked as specifi ed in the manufacturer’s 
instructions supplied with the kit.

Use this manual in conjunction with the instal-
lation manual supplied with the appliance.

General notes regarding conversion

The conversion may be done before or after the 
appliance is installed into the cavity. However, the 
gas must be connected in order to set the manifold 
pressure.

Once converted to NG, this appliance is certifi ed for 
use from 0–4500 feet. For altitudes above 4500 feet, 
see local codes.

Kit Contents

1 Pilot injector (marked 35)
1 Burner
1 Injector (marked 650)
1 Set of conversion labels
1 Set of air shutters

Tools Required

• 

Wrenches, to disconnect gas line

• 

Phillips (+) screwdriver, to remove burner module & 
pilot shield

• 

Small (jewelers size) fl at blade screwdriver, to set 
pressure

• 

Small fl at blade screwdriver, to release pressure tap 
on valve

• 

Needle nose pliers, to remove by-pass screw

• 

Hex (Allen) wrench, 4 mm or 5/32”, to remove pilot 
injector

• 

Manometer, to set manifold at the valve

Rating

Maximum 24,000 Btu/hr
Minimum 6,500 Btu/hr

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