Desa Tech CGP10 - Manual (Page 14)

14
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IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping
and/or fittings.
Figure 13 - Gas Connection
CHECKING
GAS
CONNECTIONS
Tee Joint
Reducer
Bushing to
1/8" NPT
1/8" NPT
Plug Tap
Test
Gauge
Connection *
Tee
Joint
Pipe
Nipple
Cap
Pressure
Regulator
Heater
Cabinet
3/8" NPT
Pipe Nipple
Ground Joint Union
Sediment Trap
* An A.G.A. design certified manual shutoff valve with 1/8" NPT tap is an acceptable
alternative to test gauge connection. Purchase the optional A.G.A. design certified
manual shutoff valve from your dealer. See Accessory, page 25.
WARNING ICON G 001
WARNING
Test all gas piping and connections for leaks after installation or
servicing. Correct all leaks at once.
WARNING ICON G 001
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.
WARNING ICON G 001
CAUTION
Make sure external regulator has been installed between propane
supply and heater. See guidelines under
Connecting to Gas Sup-
ply, page 13.
Continued
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.
Manual
Shutoff
Valve *
From
External
Regulator
(11" W.C. to
14" W.C. Pressure)
3" Minimum
CONNECTING
TO GAS
SUPPLY
Continued