DCS PHFS-DW-SS, PHFS-DW-BK, PHFS-DWWT, PHFS-DW-BL, PHFS-DW-GN, PHFS-DW-BZ manual Gas Sounding Test

Gas Sounding Test

PRECAUTIONS

•Periodically check the whole gas system for leaks or immediately check if the smell of gas is detected.

•Extinguish all open flames

•Never leak test while smoking. If you can not stop a leak, turn off the cylinder valve and call the dealer you purchased the heater from or customer service 1-888-281-5698.

•Do not use heater until all connections have been leak tested and do not leak.

•When leak testing, refer to the connections diagrams below.

•Only those parts recommended by the manufacturer should be used.

•Substitution of parts can void warranty.

FIG.08

ORIFICE FITTING &

SAFETY VALVE

6

INTAKE 4

PIPE FITTING

TEST POINTS

PILOT ASSEMBLY

7&

PILOT TUBING

5PILOT TUBING TO SAFETY VALVE

LEAK TEST

Make a soap solution of one part liquid detergent, and one

part water.The soap solution can be applied with a spray	FIG.09
bottle, brush or rag, soap bubbles will appear where a leak
is present. Make sure the safety valve control knob is in
the “OFF” position. Turn the gas supply on check for
leaks at leak point. If a leak is present, turn off supply,
tighten any leaking fittings, turn gas on and recheck.

10