Caterpillar Equipment Manual (EN)

KENR5610-01 April 2012 Component Locations CONVERTOR AND CONTROL FLUID POWER SYMBOLS 4 5 17 D7E2 Track-Type Tractor Cooling System TJA1-UP TAN1-UP Check Parts Manual for your specific Machine. 3 21 TOP VIEW, RIGHT SIDE OF ENGINE TOP VIEW OF HEATING UNIT Printed in U.S.A. © 2012 Caterpillar, All Rights Reserved 7 HYDRAULIC SYMBOLS (ELECTRICAL) ELECTRICAL SYMBOLS TABLE G M 12 11 15 16 6 TRANSDUCER (FLUID) ELECTRIC MOTOR TRANSDUCER (GAS / AIR) GENERATOR KENR5610-01 16 Page, (Dimensions:

34 inches x 24 inches) 26 2 18 25 PRESSURE SWITCH ELECTRICAL WIRE PRESSURE SWITCH (ADJUSTABLE) TEMPERATURE SWITCH SOS 23 1 8 24 30 14 ELECTRICAL SYMBOLS (ELECTRICAL) T 9 PRESSURE SWITCH TEMPERATURE SWITCH LEVEL SWITCH FLOW SWITCH WIRE NUMBER IDENTIFICATION CODES ELECTRICAL SCHEMATIC EXAMPLE HYDRAULIC SCHEMATIC EXAMPLE CURRENT STANDARD CURRENT STANDARD HARNESS IDENTIFICATION CODE THIS EXAMPLE INDICATES WIRE 135 IN HARNESS “AG” WIRE WIRE COLOR CIRCUIT NUMBER IDENTIFICATION 325-AG135 PK-14 LEFT SIDE CIRCUIT NUMBER IDENTIFICATION WIRE COLOR WIRE GAUGE 325-PK PREVIOUS STANDARD LEFT SIDE OF ENGINE WIRE WIRE COLOR 22 23 10 19 13 20 22 8 325-PK-14 CIRCUIT NUMBER IDENTIFICATION WIRE GAUGE (EXAMPLE VALVE) Description Part Number Machine Location Schematic Location Bonnet - Oil Cooler, Pwrtrn Manifold 238-1117 1 D-7 Cap AS - Radiator, Shunt Tank 294-3342 2 D-4 Coil AS - Cab Heater 252-5271 3 B-7 Control GP - ACC Pwr Convertor 287-5818 4 B-1 Converter GP - (BTP Inverter) 267-6671 5 C-1 Core AS - Engine Oil Cooler 187-8950 6 D-6 Core AS - Oil Cooler, Hydraulic Oil 308-3405 7 C-3 Core AS - Pwrtrn Oil Cooler 187-3523 8 C-7 Core AS - Radiator, Jacket Water 255-1238 9 D-5 Generator GP 303-3061 10 D-2 Head GP - Cylinder Basic 293-4670 11 E-6 Head GP - Cylinder (A), Block 293-4670 12 E-7 Pump GP - Coolant 314-9285 13 C-4 Radiator AS - Separate Circuit 255-1240 14 C-3 Regulator - Temperature 297-9065 15 E-5 Sensor - Temp., Jacket Water 256-6453 16 E-6 Sensor - Temp., Separate Circuit 256-6453 17 C-2 Tank AS - Coolant 317-6945 18 D-4 Valve - Ball, Drain, Generator Coolant 156-2525 19 C-2 Valve - Ball, Drain, Radiators 156-2525 20 C-5 Valve AS 298-6173 21 C-6 Valve AS - Check 311-4612 22 C-2 Valve AS - Check 311-4612 24 C-4 Valve AS - Shutoff 6V-7238 25 B-5 Valve AS - Shutoff 6V-7238 26 B-5 Valve AS - Shutoff 112-4036 27 B-6 Valve AS - Shutoff 112-4036 28 B-6 Optional Heater GP - 120V./15A., Jacket Water Heater GP - 240V./ 7.5A., Jacket Water 261-0783 261-0784 29 D-7 Turbo GP 315-8004 30 C-6 BASIC COMPONENT SYMBOLS MAIN AUX PUMP OR MOTOR FLUID CONDITIONER SPRING CONTROL VALVES RESTRICTION LINE RESTRICTION PUMP PUMP (FIXED) (2 - SECTION) (VARIABLE & PRESSURE COMPENSATED) VARIABILITY SPRING LINE RESTRICTION PRESSURE HYDRAULIC PNEUMATIC LINE RESTRICTION ATTACHMENT (ADJUSTABLE) (VARIABLE) COMPENSATION ENERGY TRIANGLES (VARIABLE & PRESSURE COMPENSATED) VALVE ENVELOPES VALVES VALVE PORTS ONE POSITION TWO POSITION THREE POSITION TWO - WAY THREE - WAY FOUR - WAY CONTROL VALVES A B A B P T P T NORMAL POSITION SHIFTED POSITION INFINITE POSITION CHECK VALVES BASIC SPRING SHUTTLE PILOT SYMBOL LOADED CONTROLLED FLUID STORAGE RESERVOIRS VENTED PRESSURIZED RETURN ABOVE FLUID LEVEL RETURN BELOW FLUID LEVEL MEASUREMENT PRESSURE TEMPERATURE FLOW ROTATING SHAFTS UNIDIRECTIONAL BIDIRECTIONAL COMBINATION CONTROLS SOLENOID SOLENOID SOLENOID SOLENOID & SERVO THERMAL DETENT OR MANUAL & PILOT PILOT OR MANUAL MANUAL CONTROL SYMBOLS PUSH - PULL LEVER MANUAL SHUTOFF GENERAL MANUAL PUSH BUTTON PEDAL SPRING RELEASED PRESSURE PILOT CONTROL SYMBOLS REMOTE SUPPLY PRESSURE EXTERNAL RETURN INTERNAL RETURN SIMPLIFIED COMPLETE INTERNAL SUPPLY PRESSURE ACCUMULATORS SPRING LOADED GAS CHARGED CROSSING & JOINING LINES LINES CROSSING LINES JOINING HYDRAULIC & PNEUMATIC CYLINDERS HYDRAULIC PUMPS FIXED VARIABLE DISPLACEMENT DISPLACEMENT NON-COMPENSATED UNIDIRECTIONAL BIDIRECTIONAL HYDRAULIC MOTORS FIXED VARIABLE DISPLACEMENT DISPLACEMENT NON-COMPENSATED UNIDIRECTIONAL BIDIRECTIONAL INTERNAL PASSAGEWAYS INFINITE POSITIONING 3 POSITION 2 POSITION FLOW IN ONE PARALLEL CROSS FLOW IN DIRECTION FLOW FLOW EITHER DIRECTION Tap Locations Pressure and Sampling Tap Number Description Schematic Location SOS Water Jacket Coolant Sampling E-6 B A COMPONENT LOCATIONS

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1 7 E E (10) GENERATOR GP 303-3061 D D GENERATOR (22) VALVE AS CHECK 311-4612 (5) CONVERTER GP (BTP INVERTER) 267-6671 (14) RADIATOR AS SEPARATE CIRCUIT 255-1240 INVERTOR C (7) CORE AS OIL COOLER HYDRAULIC OIL 308-3405 (19) VALVE BALL DRAIN 156-2525 (17) SENSOR TEMPERATURE 256-6453 C APC (4) CONTROL GP ACC PWR CONV 287-5818 KENR5610-01 16 Page, (Dimensions: 34 inches x 24 inches) (21) VALVE AS 298-6173 (28) VALVE AS SHUTOFF 112-4036 (25) VALVE AS SHUTOFF 6V-7238 (20) VALVE BALL DRAIN 156-2525 SEPARATE CIRCUIT B B (3) COIL AS CAB HEATER 252-5271 (27) VALVE AS SHUTOFF 112-4036 (26) VALVE AS SHUTOFF 6V-7238 CAB HEATER A A SCHEMATIC PART NUMBER: 372-8224, CHANGE: 00, VERSION: - MEDIA NUMBER:

KENR5610-01 THIS SCHEMATIC IS FOR THE D7E2 TRACK-TYPE TRACTOR COOLING SYSTEM Components are shown installed on a fully operable machine with the key and engine off, transmission shifter in neutral and with parking brake set. Refer to the appropriate Service Manual for Troubleshooting, Specifications and Systems Operations. 1 7 6 5 4 3 2 (16) SENSOR TEMPERATURE JACKET WATER (11) HEAD GP 256-6453 CYLINDER BASIC (12) BLOCK GP HEAD (15) REGULATOR CYLINDER BASIC 340-5599 SOS TEMPERATURE 277-7260 297-9065 Block Inlet Head (9) CORE AS Engine Oil RADIATOR (29) HEATER GP JACKET WATER JACKER WATER Cooler 255-1238 (OPTIONAL) 120V, 15A : 261-0783 240V, 7.5A : 262-0784 (1) BONNET (6) CORE AS.

OIL COOLER ENGINE OIL COOLER POWERTRAIN 187-8950 MANIFOLD 238-1117 (8) CORE AS. POWERTRAIN OIL COOLER 187-3523 (30) TURBO GP 315-8004 M Block Inlet Head Engine Oil Cooler COOLANT CIRCUIT COLOR DESCRIPTIONS SEPARATE CIRCUIT PUMP AND CIRCUIT CAB HEATER CIRCUIT DRAIN / RETURN LINE WATER JACKET PUMP AND CIRCUIT LINE PATTERNS Vent Line Component Group CALLOUTS YY Taps (Pressure, Sampling, Sensor - by letter) 6 5 4 3 2

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