78690002 Mercury GASKET, Relief Valve Cover

Table 1
Service Tools
Part Number Description
N/A 4 mm Allen Wrench
N/A Torque Wrench (capable of applying 1.5 N m (13.3 lb in))
1U-5804 Crimp Tool (12−AWG TO 18−AWG)
1U-5805 Wire Removal Tool (14-GA, GREEN)
7X-1171 Transducer Adapter
7X-1695 Cable As
7X-1710 Multimeter Probes
7X-1715
134-5195 Adapter Cable As (40-PIN BREAKOUT)
Harness (40-PIN)
(For ADEM 2 ECM (two 40-pin connectors))
121-9588 Wire Removal Tool (16-GA, BLUE)
146-4080 Digital Multimeter Gp (RS232)
147-6456 Wedge Removal Tool
151-6320 Wire Removal Tool (14-GA TO 18-GA, RED)
208-0059 Adapter Cable As (70-PIN BREAKOUT)
(For ADEM 3 ECM (two 70-pin connectors) and for ADEM 4 ECM (one 70-pin connector and one 120-pin connector))
257-8718 The 257-8718 Adapter Cable As is not applicable with Tier IV Engines.
Adapter Cable As (120-PIN BREAKOUT)
(For ADEM 4 ECM (one 70-pin connector and one 120-pin connector))
326-4904 Adapter Cable As (3-PIN BREAKOUT)
349-4200 Thermometer
372-5260 Test Lead Tool Group
431-7087 Tool Gp (REFRACTOMETER (DEF))
Repair Kits for Connectors
175-3700 Connector Repair Kit (Deutsch connector)
362-3555 Connector Repair Kit (AMPSEAL)
Bypass Harnesses for the ECM
217-0113 Wiring Harness (ECM BYPASS)
(The bypass harness connects to the battery. The bypass harness is used with the following harnesses for different types of electronic control modules.)
276-7273 Sensor Test Box (1)
328-2292 Harness (ENGINE ECM BYPASS)
(For ADEM 3 ECM and ADEM 4 ECM)
(1) Instrument used to test Cylinder Position sensors.Two short jumper wires may be needed to check the continuity of some wiring harness circuits by shorting two adjacent terminals together in a connector. A long extension wire may also be needed to check the continuity of some wiring harness circuits.Except for harness tests, the use of certain test equipment is not recommended for use on modern Caterpillar electrical circuits. Such testers include the following examples: the 8T-0500 Continuity Tester and 5P-7277 Voltage Tester.Optional Service Tools
Table 2 lists the optional service tools that may be needed during testing or repair.
Table 2
Optional Service Tools
Part Number Description
198-4240
or
1U-5470 Digital Pressure Indicator
or
Engine Pressure Group
4C-4075 Crimp Tool (4−AWG TO 10−AWG)
5P-7277 Voltage Tester
6V-9130(1) Temperature Adapter (MULTIMETER)
8T-5319 Connector Tool Group
349-4199 AC/DC Current Probe
348-5430 Multi-Tool Gp
8T-8726 Adapter Cable As
163-5443 Adapter Cable As (3-PIN BREAKOUT)
177-2330 Battery Analyzer (DIGITAL)
190-8900 Connector Repair Kit
225-5985 Parallel Port Cable (COMMUNICATION ADAPTER)
391-8170 EMISSIONS ANALYZER TOOL GP (Bluetooth Module)
393-0673 EMISSIONS ANALYZER TOOL GP
(1) Refer to Special Instructions, SEHS8382, "Use of the 6V-9130 Temperature Adapter Group".Cat® Electronic Technician (ET)
Cat ET can be used by the technician to help perform the following procedures:
Diagnostic testing
Calibrations
Flash programming
Configuration of the ECM
Print various reportsCat ET can display the following information:
Status parameters
Event codes
Diagnostic codes
ECM settings
Engine configurationAlways use the latest revision of Cat ET. The media is available on CD and the media can also be downloaded from various Caterpillar web sites.
Table 3
Software, JEBD3003, "CATERPILLAR ELECTRONIC TECHNICIAN" Once you have downloaded Cat ET onto your PC, you will need a license from your Caterpillar dealer to use the software. Various licenses are available for different users with different requirements. Consult your Caterpillar dealer.Note: For more information regarding the use of Cat ET and PC requirements, refer to the documentation that accompanies your Cat ET program software.Connecting Cat ET
Connecting the Communication Adapter
Table 4 lists the standard hardware that is required to connect Cat ET.Note: The 275-5120 Communication Adapter Gp was canceled and replaced by the 466-6258 Communication Adapter Gp. However, the 275-5120 Communication Adapter Gp can still be used.
Table 4
Standard Hardware for Connecting with Cat ET
Part Number Description
N/A Personal Computer (PC)
317-7484 Communication Adapter Gp
Components of the 466-6258 Communication Adapter Gp
317-7485 Communication Adapter (3)
457-6114 Cable As (USB)