Service - Maintenance; Cleaning; Detector Powering Off; Work Plan Disassembly/Reassembly - Pfeiffer Vacuum ASM 390 Additional Installation, Operation And Maintenance Instructions

5 Service - Maintenance
5.1 Cleaning
► Clean the cover(s) with a soft, lint-free cloth and a product that will not damage the paint, painted
5.2 Detector powering off
1. Set the switch/circuit breaker to O.
2. Wait for the control panel screen to turn off completely before working on the product, removing
3. Disconnect the mains power cable.
Pump stop due to power failure
When there is a mains power failure, the detector shuts down: it switches on again automatically when
power is restored.
5.3 Work plan disassembly/reassembly
Prerequisites for disassembly
► Immobilize the leak detector by setting the brakes on the rear wheels.
► Power off the leak detector (see chapter "Powering Off").
Disassembly
1
5
4
1 Inlet pipe
2 Storage box
1. Remove the flange around the inlet pipe.
2. Lift the cover of the storage box.
3. Operate each latch to unlock the work plan.
4. Carefully lift the work plan.
5. Push the work plan towards the rear of the detector then remove it.
When the work plan has been removed from the detector, the operator must never perform mechanical
actions on the calibrated leak or any other of the detector internal sub-assemblies.
Prerequisites for reassembly
► Power off the leak detector (see chapter "Powering Off").
surfaces or the labels.
the cover and/or moving it.
1
4
3 Latch
4 Work plan
The work plan can be removed without disconnecting the control panel as the cable is suffi-
ciently long.
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3
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Service - Maintenance

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