Bosch Appliances tc9346a instruction manual Maintenance And Troubleshooting

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5.0MAINTENANCE AND TROUBLESHOOTING

5.1MAINTENANCE

Perform the following maintenance at regularly scheduled intervals to prolong the operational life and appearance of the equipment.

1.Clean the window with a mild non-abrasive detergent in water and a soft cloth to maintain picture clarity.

2.If your enclosure has a blower, clean the foam filters as follows:

a.On the bottom front of the enclosure, remove the two screws in the vent grill.

b.Remove the vent grill and take out the filters.

c.Clean the filters with warm water and mild detergent, dry thoroughly, and replace them in the grill.

d.Reinstall the vent grill.

To order replacement filters, use the part number EH550010045.

5.2 TROUBLESHOOTING

If your enclosure has the optional circuit board (O/I-PCB) and you need to trouble- shoot it, Figures 3 through 5 show the wiring, component locations, and layout of traces.

Figure 3. Component Locations for Optional Circuit Board

Figure 4. Layout of Traces on Optional Circuit Board

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Contents TC9346A Series Environmental EnclosureCONTENTS LIST OF ILLUSTRATIONSLIST OF TABLES Section1.1 IMPORTANT SAFEGUARDS AND WARNINGS in this manual prior to installation and operation1.0 GENERAL The product and/or manual may bear the following marks2.2 OPTIONAL ACCESSORIES 2.0 DESCRIPTION2.1 MODELS 3.0 INSTALLATION Figure 1. Exploded Assembly Diagram for Blower and Circuit Board3. TC9346A-1, -2, -3 Models Only TC9346A-1, -2, -3 Models Only Lens Common -Connector Preset Common - Connector Preset Focus - ConnectorPreset Zoom - Connector Preset High - Connector 11. TC9346A-1, -2, -3 Models Only13. TC9346A-1, -2, -3 Models Only TC9346A Series Input Wiring BLU/WHTTable A. 24 VAC Wiring Distances Wire Gauge4.0 OPERATION 5.0 MAINTENANCE AND TROUBLESHOOTING 5.1 MAINTENANCE5.2 TROUBLESHOOTING Figure 3. Component Locations for Optional Circuit BoardFigure 5. Wiring Diagram for Optional Circuit Board O/I-PCB ENCLOSURE CIRCUIT BOARDREFER TO FIGURE 3 FOR COMPONENT LOCATIONS 6.0 SPECIFICATIONS ELECTRICALMECHANICAL Figure 6. TC9346A Dimension Drawing Design and product specifications subject to change without noticeGENERAL Bosch Security Systems, Inc