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(11) Steel cylinders must be refueled at gas stations with an LPG filling permit issued by the quality
and technology supervision bureau. Filling without permission is prohibited.
(12) When a new steel cylinder or refurbished steel cylinder is used for the first time, the filling station
should conduct vacuum or nitrogen displacement treatment.
(13) Before reinstallation, the steel cylinder should be positioned according to the vertical installation
mark on cylinder and placed flat; the outlet stop valve should be closed; the intake stop valve should
be opened. Check whether the liquid level gauge pointer rises with the liquid level synchronously
when filling. Stop filling immediately and check whether the liquid level gauge pointer is in the normal
position if the limit valve activates. The intake stop valve must be closed after filling.
(14) Check for leakage and other abnormalities before using the steel cylinder, defective steel cylinders
should not be used.
(15) If an LPG leak is found when the forklift truck is in use, the LPG switch should be disconnected;
the outlet stop valve should be closed; the pipe joints of device units and fasteners should be checked
for looseness or leakage and promptly dealt with.
(16) When the parking time is more than 10min, the outlet stop valve should be closed.
(17) The steel cylinder should be kept away from exposure to the sun, heat sources and naked flames.
The steel cylinder must not be heated with a heat source exceeding 40
℃
.
(18) The gas in the steel cylinder should not be completely depleted and the remaining gas should be
no less than 0.5% of the specified filling quantity.
(19) Do not change the steel stamp and color mark of the steel cylinder without permission.
(20) The steel cylinder must be delivered to an inspection organization with a pressure vessel safety
supervision organization approval qualification for regular inspection every five years according to the
specified inspection date.
(21) Changes in the steel cylinder gas volume should be monitored when the forklift truck is in use; if
the gas consumption is found to be inconsistent with working hours, the truck should be stopped to
check whether there is a gas leakage; if gas leakage is found, the power and valves should be
disconnected and closed immediately, and remedial measures should be taken at once.
(22) The forklift truck should be stopped in a cool and ventilated place, steel cylinder valves should be
closed, and the steel cylinder should be kept away from exposure to the sun.
(23) The power and valves should be disconnected and closed when the forklift truck enters the
garage, which should be well ventilated and provided with firefighting facilities.
(24) Do not repair the LPG steel cylinder, valves or pipes in the garage or parking lot; the driver should
not smoke in the truck.
12. Maintenance and repair
1.
The forklift truck passed the pressure test and quality inspection when leaving the factory; if
any quality problem arises during use, repair without permission is prohibited.
2.
The outlet stop valve
of the steel pipe should be closed before disassembly and repair of the
LPG device.
3.
The gas consumption of the forklift truck may vary with the seasons and the mixer should be
Summary of Contents for XF Series
Page 62: ...59 WG3800 and LPG Fuel System Diagram...
Page 72: ...Notes...