What does Catering truck security interlock mean

① When the power transfer device is in operation, the transmission gearshift cannot be engaged and the vehicle cannot move.

② The support legs cannot be retracted properly and the vehicle cannot move.

③ There is an audible and visual alarm device during the lifting of the compartment.

④ The compartment cannot be retracted when it is not lowered to the correct position.

⑤ The compartment cannot rise or fall when the telescopic platform is not retracted to the correct position.

⑥ A sound alarm signal is provided when reversing.

⑦ The compartment lifting and support leg retraction buttons cannot be operated independently. There is a button that must be operated simultaneously to take effect.

⑧ When the height exceeds 2.5 meters， the compartment cannot be raised when the support legs are not placed in the correct position.

⑨ A proximity switch is installed inside the rubber cylinder of the front platform， with an distance of 100mm.

⑩ The compartment lifting device and the compartment lowering device are interlocked for control from inside and outside the compartment. The priority level of compartment operation is higher than that of ground operation.

⑪ One limit switch is installed on each side of the rubber cylinder of the front platform， at an upward angle of 45 degrees. When the compartment is touched by an object， the compartment cannot rise.

⑫ The side guardrail must be lowered before the compartment can be lowered.
Jiangsu Tianyi Aviation Industry Co., Ltd.Factory: No.2 Hang Kong Road High-tech zone, Jianhu county, Yancheng City, Jiangsu Province, P.R.ChinaShanghai Office: Room 1103, Building 35, No. 1399 Jiasong Middle Road, Qingpu District, Shanghai, ChinaTel: +86 21 50496068 / +86 21 50496058 / +86 400 9980 919Mobile: +86 137 -6133 -5725 (As WeChat) +86-134 -7248 -8657 +86-195 -1651 -9903 +86-137 -7424 -8052 +86-137 -7129 -7873E_ mail: joinsun@jstianyi.com.cn airport.gse@jstianyi.com.cn Website: www.tianyi-gse.com