Specifications

Installation

70304601

Specific Conversion Procedures

How to Convert Gas Valve from Regulated to

Unregulated

NOTE: Conversion from regulated to unregulated

is only needed when regulated tumblers were

ordered, but regulated tumblers were needed.

Johnson GM7000 gas valve:

1. Disconnect electrical power from tumbler. Close

gas shut-off valve to tumbler. Refer to Figure 7.

2. Follow instructions in Conversion Kit, Part No.

431485 (Johnson Part No. GM-70 CBP).

NOTE: This kit does not contain any burner

orifices.

3. Change burner orifice size as required by the

appropriate table according to How to Change

Burner Orifice Size.

4. Commission tumbler for use.

Figure 7

TMB2135N

1 Gas Shut-Off Valve Assembly (closed position)

(Not Supplied)

6 Required Burner Orifice Pressure

7 Manometer

2 Gas Valve 8 Hose - Connect Over Loosened Slotted

Pressure Tap Screw in Bottom of Gas Valve

3 Burner Orifice

4 Regulator Adjusting Housing and Gasket

(Regulated version shown)

9 Spud Holder

10 Outlet Pressure Tap

5 Gas Valve Bracket

TMB2135N