haier Gas & Electric Dryer RDE/RDG 350AW - Manual (Page 10)

GAS SUPPLY REQUIREMENTS
English
9
WARNING Replace copper connecting pipe that is not plastic-
coated. Stainless steel or plastic-coated brass MUST
be used.
1. Installation MUST conform with local codes. In the absence of local codes,
installation must conform with the National Fuel Gas Code, ANSI Z223.1 (latest
edition) or in Canada, the current CAN/CGA B149.1
2. The gas supply line should be 1/2 inch (1.27cm) pipe.
3. If codes allow, flexible metal tubing may be used to connect your dryer to the
gas supply line. The tubing MUST be constructed of stainless steel or plastic-
coated brass.
4. The gas supply line MUST have an individual manual shutoff valve installed
within 6 feet (183cm) of the dryer in accordance with the National Fuel Gas
Code, ANSI Z223.1/NFPA 54.
In Canada, an individual manual shut-off valve MUST be installed in
accordance with the B149.1, Natural Gas and Propane Installation Code.
5. A 1/8 inch (0.32cm) N.P.T. plugged tapping, accessible for test gauge
connection, MUST be installed immediately upstream of the gas supply
connection to the dryer.
6. The dryer MUST be disconnected from the gas supply piping system during
any pressure testing of the gas supply piping system at test pressures in excess
of 1/2 psig (3.45kPa).
7. The dryer MUST be isolated from the gas supply piping system during any
pressure testing of the gas supply piping system at test pressures equal to or
less than 1/2 psig (3.45 kPa).