Edwards IH Instruction Manual - Ideal Vacuum Products
Edwards IH Instruction Manual - Ideal Vacuum Products
Edwards IH Instruction Manual - Ideal Vacuum Products
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5.16 Operation of the load-lock pump<br />
Note:<br />
Operation of the iH system with high inlet pressure may result in shaft-seal pressure warnings<br />
(refer to Table 6-1): the operation of the iH system will not be affected, and you can ignore these<br />
warnings.<br />
If you have connected a load-lock pump to the iH system through an Interface Module, you<br />
can use the following menus to control the operation of the load-lock pump:<br />
• Switch On.<br />
• Switch Off.<br />
• Setup/Service/<strong>Manual</strong>/Load lock pump.<br />
5.17 Disconnect box and photohelic switch/gauge (accessories)<br />
Operation of the pumping system with the disconnect box and photohelic switch/gauge is<br />
described in the following sections. If the photohelic switch/gauge is not installed, all<br />
references to it should be ignored.<br />
The following sections assume that the disconnect box and photohelic switch/gauge (if fitted)<br />
have been correctly installed and that the pump and accessories have been installed with<br />
reference to their own instruction manuals.<br />
5.17.1 Normal startup<br />
• Ensure that the door is closed and secured before operating the disconnect box.<br />
• Press the DRY PUMP POWER ON/RESET push button on the disconnect box control panel.<br />
• Control and monitoringof the system is now enabled through the Pump Display Terminal.<br />
5.17.2Restart after fault<br />
WARNING<br />
The disconnect box will remain live even with the door open. Do not attempt<br />
any servicing in the box before you have isolated the incoming electrical<br />
supply<br />
Press the DRY PUMP POWER ON/RESET push button on the disconnect box control panel.<br />
iH Dry Pumping System 5-15