Description
Microprocessor-controlled, high-capacity, frontmount, diesel-powered temperature control unit with ductless directional air delivery for today's jumbo trailers.

Models Available:
SB-III SR+: Temperature control using R-404A refrigerant.

Operation Single-switch operation Continuous run/Cycle-Sentry Automatic defrost initiation Automatic defrost timer

Refrigeration Capacity
System net cooling capacity at 100°F (38°C) ambient and high-speed engine operation:

Return Air
To Evaporator		Btu/hr	Watts
35ºF	(1.7ºC)	46,000	13,481
0ºF	(-17.8ºC)	32,000	9,380
-20ºF	(-28.9ºC)	21,000	6,150

Engine TK486 direct-injection diesel engine 4-cylinder, liquid cooled API classified CD mineral oil after break-in 15 qt. (14.2 liter) oil capacity 34.0 hp rating operating at 2200 rpm 1500 hour maintenance intervals

Compressor Model X430L 30.0 cu. in. (491.6 cm³) displacement High-strength forged crankshaft Lightweight, aluminum alloy body, heads and sump Replacemeable cylinder liners Vanasil® ringless pistons Gerotor oil pump

• MP-V Solid-State, electonic microprocessor controller with digital display of:
  • Temp set point (ºF or ºC)
  • Temp return air (ºF or ºC)
  • Temp discharge air (ºF or ºC)
  • Evaporator coil temp (ºF or ºC)
  • Ambient temp (ºF or ºC)
  • Engine water temp (ºF or ºC)
  • Engine oil pressure
  • Engine RPMs
  • Alternator charge rate AMPs
  • Battery volts
  • Total on-time hrs
  • Engine run-time hrs
  • Electric run-time hrs
  • 2 additional temp probes
  • 3 additional programmable hourmeters
• TK486 direct-injection diesel engine
• Low decible package (LdB)
• Composite center doors
• Custom appearance package
• Standard color - white
• Cycle-Sentry start/stop Control System
• Alert monitoring system
• Programmable defrost timer
• Microprocessor emergency override switch
• Ductless directional air evaporator

• Vibration isolation system
• Model X430L compressor
• Stainless steel suction vibrasorber
• Thin-line exterior profile
• Manual control switch
  • On-Off
• Coolant protection
  • Check level alarm indicator
  • 50:50 antifreeze
  • Radiator coolant reserve
  • Heavy-duty EPDM coolant hoses
• Corrosion-resistant protection
  • Stainless steel grille and lower panels
  • Stainless steel center band
  • Chromated and alkyd enamel coated aluminum exterior
  • Immersion dipped frame
  • Stainless steel condenser exterior hardware
  • Coated refrigerant tubing
  • Vinyl-coated power pack
  • Polyethylene battery tray
• Maintenance reduction features:
  • Vibration isolation system
  • Alternator, 37 amp, 12V dc
  • Dry-type air cleaner
  • Dual-stage fuel filter
  • Fuel/water separator
  • Full flow oil filter
  • Dual-stage oil filter

• Dual-belt fan drive system
• Tapered roller bearing fanshaft
• Tapered roller bearing idlers
• Copper tube and fin radiator
• Protection devices:
  • Engine coolant high temp coutout
  • Engine low oil pressure cutout
  • Refrigerant high pressure cutout
  • Refrigerant high pressure relief valve
  • 30 amp circuit breaker in control circuit
  • 12 amp circuit breaker in throttle solenoid circuit
  • 12 volt current limiter fuse link
• Installation kit:
  • 50 gal (189 liter) aluminum undermount diesel fuel tank
  • Installation hardware
  • Battery cables
  • Battery hold-down and tray

• Data logger/data tracker information management system
• Temperature modulation electronic package
• Rear remote control with pre-trip
• Sleep mode easy switch

• High-impact air return bulkhead
• Remote status lights
• Silicone coolant hoses
• Paint, special color
• Fuel heater (factory installed)
• Frost plug heater

• Fresh air exchange ventilation system
• Alternator, 65 amp, 12V dc
• Battery, 12V (dealer supplied)
• Battery cable, threaded post
• Compressor oil bypass filter