Install Instructions

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INSTALLATION INSTRUCTIONS

60- 0074- 4

133393A,133392A,137253A

Replacement Seals for

V5055, V5097 Gas Valves

APPLICATION

Use these seals to replace the old ones when removing

the V5055/V5097 bonnet for cleaning or inspection.

There are three seal packages for the V5055/V5097:

• 133393A: 3/4, 1-1/4 and 1-1/2 inch valves.

• 133392A: 2, 2-1 /2, and 3 inch valves.

• 137253A: 4-inch valves.

Each package includes a bonnet seal, a valve seal (see

Fig. 1), and a tube of grease.

The stem seal is not replaceable. If replacement is

desired, order the appropriate bonnet assembly.

NOTE: The bonnet assembly includes seals.

Summary of content (4 pages)

PAGE 1
33393A,133392A,137253A Replacement Seals for V5055, V5097 Gas Valves INSTALLATION INSTRUCTIONS APPLICATION Use these seals to replace the old ones when removing the V5055/V5097 bonnet for cleaning or inspection. There are three seal packages for the V5055/V5097: • 133393A: 3/4, 1-1/4 and 1-1/2 inch valves. • 133392A: 2, 2-1 /2, and 3 inch valves. • 137253A: 4-inch valves. Each package includes a bonnet seal, a valve seal (see Fig. 1), and a tube of grease. The stem seal is not replaceable.
PAGE 2
REPLACEMENT SEALS FOR V5055, V5097 GAS VALVES INSTALLATION WARNING Explosion Hazard. Can cause serious injury, death or property damage. Failure to properly position and seat the seals in the valve body may result in a hazardous gas leak. WARNING Explosion Hazard. Can cause serious injury, death or property damage. 1. Only a trained, experienced service technician should service the V5055/V5097 Gas Valve. 2.
PAGE 3
REPLACEMENT SEALS FOR V5055, V5097 GAS VALVES LARGE SEAL BONNET SEAL SMALL SEAL M9579 Fig. 2. Placement of valve and bonnet seals in four inch valve. 8 1 VALVE SEAL 7 2 6 3 M9578 Fig. 1. Placement of valve and bonnet seals. 5 4 M9582 Fig. 3. Replacement V5055B/V5097B 4-inch valve bonnet assembly .
PAGE 4
Table 1. Valve allowable leakage rate. CHECKOUT Number of Allowable V5055/V5097 Pipe Bubbles per ten a Size (in.) Leakage (cc/hr) seconds WARNING Explosion Hazard. Can cause serious injury, death or property damage. Both bonnet seal and seat leak checks must be performed after installation. Bonnet Check After the bonnet assembly is reinstalled, turn on the gas at the manual valve and check for gas leakage around the bonnet seal. Paint the seal area with a rich soap and water solution.