7-22 170 Series Monitor Revision C
2000947-004
Serviceable Assemblies: Tocotransducer Calibration
Equipment Required
IMPORTANT
WEIGHT TYPE—The specified weight, cat. no. (REF) 2003005-
001, is designed specifically for testing Nautilus Tocotransducers.
You will need the following equipment:
Phillips Head Torque Driver
Screw Cap Extraction Tool (cat. no. 2004084-001)
Digital Voltmeter: DM501 or equivalent with x1 probe or leads
Common Mode Rejection (CMR) Test Jack (Figure 7-7 and Table 7-8)
Potentiometer Adjustment Tool
52.5 gram Weight (cat. no. 2003005-001)
Torque Seal
Loctite Adhesive #454 (recommended)
Anti-Static Wristband
Static-Free Work Surface
Calibrated 170 Series Monitor
Disassembly
CAUTION
HANDLING—Take care not to damage the transducer base
sealing groove.
1. Turn off the monitor.
2. Unplug the transducer from the monitor.
3. Use the screw cap extraction tool to pry off the five screw caps (Figure 7-5).
Discard all caps.
4. Remove the five sealing screws and discard.
5. Remove the transducer cover and flat-seal o-ring. Discard both items.
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