26-5
®
GENERAL HVAC SYSTEM (continued...)
WARNING
!
NOTICE
1.2.1 Service Safety
1.2 A/C SYSTEM SERVICING:
Ÿ Servicing of an air conditioning system should be conducted by a qualified A/C technician.
Ÿ Refer to your BARKO Service Manual for detailed service instructions.
Fire or explosion hazards exist under certain conditions with R134a. A combustible
mixture can form when air pressures are above atmospheric pressure, and a
mixture of air and R134a exist. For this reason do not pressure test air conditioning
systems with compressed air.
UNLESS OTHERWISE NOTED, ALWAYS USE R134a
REFRIGERANT IN BARKO A/C SYSTEMS
2 HEATER-A/C UNDER-SEAT UNIT
Fig-3 is a typical parts breakdown of a BARKO Under-Seat Heater-A/C unit. Your Heater-A/C unit may
differ slightly. Refer to your BARKO Parts manual for replacement part numbers.
LOUVERS
BLOWER
BLOWER
HEATER
CORE
WATER
VALVE
EVAP COIL
INTAKE
PLENUM
EXPANSION VALVE
THERMOSTAT
FILTERS
DUCT
ADAPTER
HOUSING
COVER
Fig-3
06/03/2019
Updated
OPERATOR’S
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