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  • AP AIR, INC.
  • 805 13th Street North
  • Humboldt, IA 50548
  • 800-806-5312
  • 1101 Center Street
  • Redding, CA 96001
  • 855-984-8511

CATERPILLAR 777G Quarry TRUCK

Model Specifications

Compressor Type R134 Refrigeration (lbs) Compressor Oil (oz) Compressor Oil Viscosity
Sanden5.3

Blower Motors

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Pressurizer Motor

321-3374, 385-7511

Fits GT7, RDR, T4Y, T5A

Blower Motor

361-5586

Fits RDR2000 and Above, T4Y2000 and Above, T5A2000 and Above

Blower Motor with Wheel

324-6125, 466-7341

Fits GT7, RDR1 - RDR1999, T4Y1 - T4Y1999, T5A1 - T5A1999

Condensers/Oil Coolers

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Condenser

334-5006

Fits GT7, RDR, T4Y, T5A

Parallel Flow, Non-Serviceable Design

Evaporators

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Evaporator

320-2149

Fits GT7, RDR1 - RDR1999, T4Y1 - T4Y1999, T5A1 - T5A1999

Evaporator

504-4905

Fits RDR2000 and Above, T4Y2000 and Above, T5A2000 and Above

Expansion Valves

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Orifice Tube

7X-2049

Fits GT7, RDR1 - RDR1999, T4Y1 - T4Y1999, T5A1 - T5A1999

Expansion Valve

552-8910

Fits RDR2000 and Above, T4Y2000 and Above, T5A2000 and Above

Heater Actuators

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Heater Actuator - Electronic

563-0397

Fits RDR2000 and Above, T4Y2000 and Above, T5A2000 and Above

Heater Valves

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Heater Actuator

245-1596

Fits RDR1 - RDR1999, T4Y1 - T4Y1999 & T5A1 - T5A1999 - Type 2

Heater Valve

238-8841

Fits GT7, T4Y1 - T4Y1999 & T5A1 - T5A1999 - Type 1

Heater Actuator - Electronic

279-0850

Fits GT7, RDR1 - RDR1999, T4Y1 - T4Y1999 & T5A1 - T5A1999 - Type 1

Heater Valve

521-2576

Fits GT7, RDR1 - RDR1999, T4Y1 - T4Y1999 - Type 2

Heater Valve

610-0213

Fits RDR2000 and Above, T4Y2000 and Above, T5A2000 and Above

Heaters, Heater Cores

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Heater Core

238-8839

Fits GT7, RDR1 - RDR1999, T4Y1 - T4Y1999, T5A1 - T5A1999

Heater Core

504-4904

Fits RDR2000 and Above, T4Y2000 and Above, T5A2000 and Above

Rec Driers/Accumulators

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Heavy Duty Dry-Tech Series Receiver Drier

320-0562, 320-0563

Fits GT7, RDR1 - RDR1999, T4Y1 - T4Y1999, T5A1 - T5A1999

Heavy Duty Dry-Tech Series Receiver Drier

355-1793

Fits RDR2000 and Above, T4Y2000 and Above, T5A2000 and Above

Can Use Alternative Version 803-32391

Heavy Duty Dry-Tech Series Accumulator

308-2583

Fits GT7, RDR1 - RDR1999, T4Y1 - T4Y1999, T5A1 - T5A1999

Switches/Electrical

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Binary Pressure Switch with Aftermarket Wire Harness and OE Connector

355-3148

Fits RDR1 - RDR1999, T4Y1 - T4Y1999, T5A1 - T5A1999

Eliminates Pin Connection at Pressure Switch
For Switch Only Order a 220-1061

Binary Pressure Switch with HD OE Wire Harness and Connector

355-3148

Fits RDR1 - RDR1999, T4Y1 - T4Y1999, T5A1 - T5A1999

For Switch Only Order a 220-1061

Temperature Sensor - Recirculation

256-6454

Fits RDR2000 and Above, T4Y2000 and Above, T5A2000 and Above

Temperature Sensor

308-2525

Fits GT7, RDR1 - RDR1999, T4Y1 - T4Y1999, T5A1 - T5A1999

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