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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 279C SKIDSTEER

Model Specifications

Compressor Type R134 Refrigeration (lbs) Compressor Oil (oz) Compressor Oil Viscosity
Seltec2.8

A/C Hose

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Suction Hose - Accumulator to Compressor
TBA 258-4262

Suction Hose - Accumulator to Compressor

258-4262
Compressor to Condenser Hose
TBA 258-4304

Compressor to Condenser Hose

258-4304
Condenser to Evaporator Hose
TBA 258-4308

Condenser to Evaporator Hose

258-4308
Suction Hose - Evaporator to Accumulator
TBA 258-4309

Suction Hose - Evaporator to Accumulator

258-4309

Belts

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A/C Compressor Belt - 1 Groove, 38
9-2313

Compressor Belt

258-3539

Blower Motors

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295-5440 - Blower Motor Assembly - Caterpillar
BM40052

Blower Motor Assembly

295-5440, 231-8125
9 Condenser Fan Assembly, Puller, Curved Blade, Low Profile
FA914

Condenser Fan Assembly

287-7062

Must Use Original Wire Connector

Cab Products/Filters

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Cab Air Recirculation Filter - Red Dot/Caterpillar
320-10847

Caterpillar Air Recirulation Filter

231-8132, 248-8290

10 3/8" Wide x 3 3/4" High x 1" Thick

265-6618 - Cab Recirculation Filter - Caterpillar
320-6618

Cab Recirculation Filter

265-6618
265-6619 - Cab Fresh Air Filter - Caterpillar
320-6619

Cab Fresh Air Filter

265-6619

Compressor Kits

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Heavy Off Road A/C Kit - Caterpillar
890-7520

Ag A/C Kit

Includes Compressor, Accumulator, Orifice Tube and O-Rings

Can use Alternative Kit - 890-75203

Heavy Off Road Alternative A/C Kit - Caterpillar
890-75203

Alternative Ag A/C Kit

Includes Alternative Compressor, Accumulator, Orifice Tube and O-Rings

Can use OE Seltec Kit - 890-7520

Compressors

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OE Seltec Compressor TM-08 - 127mm, 2 Groove Clutch, 12V
506-752

OE Seltec Compressor TM-08 - 127mm, 2 Groove Clutch, 12V

276-9875, 258-2468
Alternative Seltec Compressor TM-08 - 127mm, 2 Groove Clutch, 12V
506-7523

Alternative Seltec Compressor TM-08 - 127mm, 2 Groove Clutch, 12V

276-9875, 258-2468

Condensers/Oil Coolers

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284-6041 - Caterpillar Skidsteer Condenser
400-9025

Condenser

284-6041

Evaporators

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266-2433 - Caterpillar Evaporator
590-2541

Evaporator

266-2433

Expansion Valves

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Ford - Brown
905-915

Orifice Tube

232-1384

Heater Valves

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480-8589 - Heater Control Valve, 4 Pin - Caterpillar
570-891

Heater Control Valve

480-8589

Heaters, Heater Cores

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266-2434 - Heater Core - Caterpillar
HC2710

Heater Core

266-2434

Radiators

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Radiator and Oil Cooler Assembly
TBA 258-3457

Radiator and Oil Cooler Assembly

258-3457

Rec Driers/Accumulators

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3 1/2 x 9 3/4 Female O-Ring - Dry-Tech Series
803-462

Dry-Tech Series Accumulator - Caterpillar with Desiccant

176-3900, 416-5513

Switches/Electrical

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Preset Thermostatic Switch, 24 Capillary Tube
210-936

Thermostatic Switch

119-9631
236-6923 - Binary Pressure Switch, Normally Open - Caterpillar
220-1058

Binary Pressure Switch

236-6923
149-6371 - Low Pressure Switch
220-455

Low Pressure Switch

149-6371

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