HVAC Diagram & Parts

Click on each part number for more information & to order

HVAC
2 - Expansion Valve 3 - O-Ring (currently unavailable) 7 - Coil Support 13 - Heater Core 17 - Unit Cover 18 - Water Valve Cable 19 - Fresh Air Cable 20 - Defroster Cable 22 - Control Lever 24 - Control Frame 25 - Lever Knob 5 - Evaporator Core 27 - HVAC Control Plate 6 - Core Retainer Clip 8 - Drain Pan 29 - Blower On-Off Switch 33, 34, 39 - Cold Control Decal-Nut-Knob 40 - Case Control Panel 41 - Heater Cover 42 - Case Weldment 44 - Drain Hole Cover 45 - Fresh Air Door Seal 52 - Cowl Vent Gasket 57 - Coil Support (Front) 61 - Water Valve 63 - Blower Resistor 64 - Blower Fan 65 - Blower Motor Shim 66 - Blower Motor Plate 67 - Blower Wheel 74 - Wire Cover 75 & 4 - Core Cover Gasket 36 - Therm Switch 10, 11, 12 - Drain Tube Assembly 28 - Blower Speed Switch 1 - Valve Bracket 9 - 14 - Felt Gasket 15 - Push Nut 16 - Peterbilt Logo 21 - Control Cable Clamp 23 - Speed Fastener 26 - Insulation Tubing 30 - 31 - 32 - 35 - 37 - 38 - 43 - 46 - 47 - Flapper Rod 48 - 49 - Grommet 50 - Fresh Air Door 53 - 54 - 55 - 56 - 58 - 59 - 60 - Hose Grommet 68 - 69 - 70 - 71 - 72 - 73 - 76 - 77 - 78 - Coil Filter

2 - Expansion Valve

Expansion Valve

Peterbilt Expansion Valve

$24.28
Add to Cart

3 - O-Ring (currently unavailable)

Peterbilt O-Ring

Currently Out of Stock

7 - Coil Support

Evaporator Coil Rear Support

$14.71
Add to Cart

13 - Heater Core

Peterbilt Heater Core

$216.99
Add to Cart

17 - Unit Cover

Peterbilt 359 Hvac Unit Front Cover

$20.10
Add to Cart

18 - Water Valve Cable

Peterbilt 359 Water Valve Cable

$17.79
Add to Cart

19 - Fresh Air Cable

Peterbilt 359 Fresh Air Cable

$16.81
Add to Cart

20 - Defroster Cable

Peterbilt 359 Defroster Cable

$15.81
Add to Cart

22 - Control Lever

Peterbilt 359 HVAC Control Lever

$19.45
Add to Cart

24 - Control Frame

Peterbilt 359 HVAC Control Frame

$77.97
Add to Cart

25 - Lever Knob

Peterbilt 359 HVAC Control Lever Knob

$1.98
Add to Cart

5 - Evaporator Core

Peterbilt 359 Hvac Evaporator Core

$283.30
Add to Cart

27 - HVAC Control Plate

Peterbilt 359 HVAC Control Plate

$121.73
Add to Cart

6 - Core Retainer Clip

Peterbilt 359 Hvac Housing Core Retainer Clip

$2.53
Add to Cart

8 - Drain Pan

Peterbilt 359 Air Conditioning Aluminum Drain Pan

$90.88
Add to Cart

29 - Blower On-Off Switch

Peterbilt 359 Blower Motor On-Off Switch

$15.69
Add to Cart

33, 34, 39 - Cold Control Decal-Nut-Knob

Peterbilt 359 HVAC Cold Control Decal, Nut & Knob

$31.98
Add to Cart

40 - Case Control Panel

Peterbilt 359 HVAC Case Control Panel

$58.72
Add to Cart

41 - Heater Cover

Peterbilt 359 HVAC Case Hole Cover

$12.17
Add to Cart

42 - Case Weldment

Peterbilt 359 HVAC Weldment Case for Cab

$276.53
Add to Cart

44 - Drain Hole Cover

Peterbilt 359 Drain Hole Cover Weldment

$14.46
Add to Cart

45 - Fresh Air Door Seal

Peterbilt 359 HVAC Case Fresh Air Door Seal

$6.00
Add to Cart

52 - Cowl Vent Gasket

Peterbilt 359 HVAC Case Cowl Vent Gasket

$11.74
Add to Cart

57 - Coil Support (Front)

Peterbilt 359 Evaporator Coil Front Support

$14.85
Add to Cart

61 - Water Valve

Peterbilt 359 Heater Control Valve (pull to open)

$39.12
Add to Cart

63 - Blower Resistor

Blower Resistor

Peterbilt 359 Cab & Bunk Blower Resistor

$11.12
Add to Cart

64 - Blower Fan

Peterbilt 359 HVAC Blower Fan Heavy Duty

$49.82
Add to Cart

65 - Blower Motor Shim

Peterbilt 359 Blower Motor Shim

$1.50
Add to Cart

66 - Blower Motor Plate

Peterbilt 359 Blower Motor Plate

$10.88
Add to Cart

67 - Blower Wheel

Peterbilt 359 Blower Motor Wheel

$29.63
Add to Cart

74 - Wire Cover

Peterbilt 359 HVAC Unit Lower Wire Cover

$20.95
Add to Cart

75 & 4 - Core Cover Gasket

Peterbilt 359 HVAC Core Cover Gasket

$8.42
Add to Cart

36 - Therm Switch

Air Conditioning Temp Control

Peterbilt 359 Hvac Thermostatic Switch

$30.25
Add to Cart

10, 11, 12 - Drain Tube Assembly

Peterbilt 359 HVAC Drain Tube Assembly

$7.50
Add to Cart

28 - Blower Speed Switch

DSCN0052

Peterbilt 359 Low-Med-High Blower Motor Switch

$16.58
Add to Cart

1 - Valve Bracket

Valve Bracket

Currently Unavailable

9 -

9

Currently Unavailable

14 - Felt Gasket

Felt Gasket

Currently Unavailable

15 - Push Nut

Push Nut

Currently Unavailable

16 - Peterbilt Logo

Peterbilt Logo

Currently Unavailable

21 - Control Cable Clamp

Peterbilt 359 Control Cable Clamp

Currently Unavailable

23 - Speed Fastener

Fastner For Peterbilt 359 HVAC Control Lever

$0.95
Add to Cart

26 - Insulation Tubing

Peterbilt 359 Insultation Tubing For Thermostatic Switch - SOLD PER FOOT

$0.95
Add to Cart

30 -

30

Currently Unavailable

31 -

31

Currently Unavailable

32 -

32

Currently Unavailable

35 -

35

Currently Unavailable

37 -

37

Currently Unavailable

38 -

38

Currently Unavailable

43 -

43

Currently Unavailable

46 -

46

Currently Unavailable

47 - Flapper Rod

Peterbilt 359 HVAC Housing Flapper Rod

$5.00
Add to Cart

48 -

48

Currently Unavailable

49 - Grommet

Peterbilt 359 Housing Rubber Grommet

$1.50
Add to Cart

50 - Fresh Air Door

Peterbilt 359 HVAC Case Fresh Air Door *SOLD Seperately - requires two halves*

$16.51
Add to Cart

53 -

53

Currently Unavailable

54 -

54

Currently Unavailable

55 -

55

Currently Unavailable

56 -

56

Currently Unavailable

58 -

58

Currently Unavailable

59 -

59

Currently Unavailable

60 - Hose Grommet

Peterbilt 359 HVAC Hose Grommet

$1.50
Add to Cart

68 -

68

Currently Unavailable

69 -

69

Currently Unavailable

70 -

70

Currently Unavailable

71 -

71

Currently Unavailable

72 -

72

Currently Unavailable

73 -

73

Currently Unavailable

76 -

76

Currently Unavailable

77 -

77

Currently Unavailable

78 - Coil Filter

Peterbilt 359 Evaporator Coil Filter

$7.87
Add to Cart