Checking Gas Connections - Desa NATURAL GAS LOG HEATER Owner's Operation And Installation Manual

INSTALLING
Continued
101308
Avoid damage to regulator. Hold gas regulator with wrench when
connecting it to gas piping and/or fittings.
From
Gas Meter
(5" W.C.** to
10.5" W.C.
Pressure)
Tee Joint
Pipe
Nipple
Cap
Sediment
Trap
* Purchase the optional A.G.A. design-certified manual shutoff valve from your dealer.
See Accessories, page 33.
** Minimum inlet pressure for purpose of input adjustment.

CHECKING GAS CONNECTIONS

Test all gas piping and connections for leaks after installing or
servicing. Correct all leaks at once.
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.
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.
CAUTION
WARNING ICON G 001
A.G.A. Design-Certified
Manual Shutoff Valve
With 1/8" NPT Tap*
3" Minimum
Figure 13 - Gas Connection
WARNING
WARNING ICON G 001
WARNING
WARNING ICON G 001
Approved Flexible
Gas Hose (if allowed
by local codes)
Gas
Regulator
Continued
17