Desa VP2200IT, VP2600C Checking GAS, Connections, Pressure Testing GAS Supply Piping System

Page 15

CONNECTING IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping

and/or fittings.

 

TO GAS

 

 

SUPPLY

 

 

Continued

 

 

Pressure Regulator

 

Regulator Bracket

 

Heater

1/2" NPT

Pipe Nipple

Cabinet

Ground Joint

 

 

 

Tee Joint

Union

 

 

Test

Reducer

Manual Shutoff Valve *

Gauge

Bushing to

 

Connection *

1/8" NPT

From

 

 

1/8" NPT

 

External Regulator

 

Plug Tap

(11" W.C. to 14" W.C. Pressure)

 

 

 

Tee Joint

 

Sediment

Pipe

3" Minimum

Trap

 

Nipple

 

 

Cap

 

 

 

Figure 14 - Gas Connection

*An AGA design certified manual shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Purchase the optional AGA design certified manual shutoff valve from your dealer. See Accessories, page 31.

CHECKING

WARNING

GAS

Test all gas piping and connections for leaks after installing or

CONNECTIONS

servicing. Correct all leaks at once.

 

 

 

 

 

WARNING

 

 

 

Never use an open flame to check for a leak. Apply a mixture of

 

liquid soap and water to all joints. Bubbles forming show a leak.

 

Correct all leaks at once.

 

 

CAUTION

Make sure external regulator has been installed between propane supply and heater. See guidelines under Connecting to Gas Sup- ply, page 14.

PRESSURE TESTING GAS SUPPLY PIPING SYSTEM

Test Pressures In Excess Of 1/2 PSIG

1.Disconnect heater and its individual manual shutoff valve from gas supply piping system. Pressures in excess of 1/2 PSIG will damage heater regulator.

2.Cap off open end of gas pipe where manual shutoff valve was connected.

Continued 15

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Contents What to do if YOU Smell GAS OWNER’S Operation and Installation ManualSafety Information ContentsSafety Information Unpacking FeaturesIdentification Local CodesProducing Adequate Ventilation Fresh AIR ForCombustion VentilationFresh AIR Determining FRESH-AIR Flow for Heater LocationDetermining if You Have a Confined or Unconfined Space Fresh AIR for Combustion and Ventilation Ventilation AIRVentilation Air From Inside Building Ventilation Air From Outdoors Ventilation AIRLocating Heater Installing To WallInstallation Items Check GAS TypeAttaching Thermostat Sensing Bulb Thermostat Sensing BulbModels VP1600IT and VP2200IT Only Locating Thermostat Sensing BulbMethods For Attaching Mounting Bracket To Wall Installing Heater to WallMounting Bracket Removing Front Panel Of HeaterAttaching Mounting Bracket To Wall Marking Screw LocationsPlacing Heater On Mounting Bracket Installing Bottom Mounting ScrewsFollow all local codes Connecting To GASQualified service person must connect heater to gas supply SupplyServicing. Correct all leaks at once Pressure Testing GAS Supply Piping SystemChecking GAS ConnectionsPressure Testing Heater GAS Connections ConnectingOperating Heater Lighting Instructions Operating HeaterTo Select Heating Level HeaterShutting Off Burner Only pilot stays lit Shutting Off HeaterIf you do not follow these instructions exactly, a fire or OperatingModels VP1600C and VP2600C LOW MED High Pilot Flame Pattern Inspecting BurnerBurner Flame Pattern ODS/PILOT and Burner Orifice CleaningMaintenance Trouble ShootingTrouble Cleaning and MainteTROUBLE- Shooting See CleaningShut off gas supply ServiceTechnical If you smell gasService Publications Hints VP1600IT VP2200ITVP1600C VP2600C Accessories Replacement PartsModel VP1600IT Illustrated Parts BreakdownKEY Part Number Description QTY Parts ListModel VP2200IT Parts List Model VP1600C Control Position Label Model VP2600C Parts List Keep this Warranty Warranty Information