Desa Tech CG3630PV - Manual (Page 17)

17
101992
Tee Joint
Pipe
Nipple
Cap
3" Minimum
Sediment
Trap
Gas
Regulator
From
External Regulator
(11" W.C.** to
14" W.C.
Pressure)
A.G.A. Design-Certified
Manual Shutoff Valve
With 1/8" NPT Tap*
Approved Flexible
Gas Hose (if allowed
by local codes)
CAUTION
Avoid damage to regulator. Hold gas regulator with wrench when
connecting it to gas piping and/or fittings.
Figure 14 - Gas Connection
* Purchase the optional A.G.A. design-certified manual shutoff valve from your dealer.
See Accessories, page 31.
** Minimum inlet pressure for purpose of input adjustment.
INSTALLING
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.
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
Test all gas piping and connections for leaks after installing or
servicing. Correct all leaks at once.
CAUTION
Make sure external regulator has been installed between propane/
LP supply and heater. See guidelines under
Connecting to Gas
Supply, page 15.
CHECKING GAS CONNECTIONS
Continued